Army Weight Calculator 2019

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Army Weight Calculator 2019

Your essential tool for understanding the U.S. Army's physical fitness standards.

Calculate Your Military Fitness

Male Female
Enter your height in whole inches (e.g., 5 feet 10 inches = 70 inches).
Enter your age in whole years.

Your Fitness Assessment

The U.S. Army uses specific height and weight charts, considering gender and age, to determine allowable weight ranges. This calculator compares your input against these official standards.

Army Height and Weight Standards (Illustrative 2019 Data)

Below is an example table representing typical U.S. Army weight standards for males, aged 17-20, which may vary slightly based on specific regulations and age groups. The calculator uses detailed charts.

Height (Inches) Min Weight (lbs) Max Weight (lbs)
60 (5'0″)112152
61 (5'1″)116157
62 (5'2″)120161
63 (5'3″)124166
64 (5'4″)128171
65 (5'5″)132175
66 (5'6″)137180
67 (5'7″)141185
68 (5'8″)146190
69 (5'9″)150195
70 (5'10")155200
71 (5'11")159205
72 (6'0″)164210
73 (6'1″)169215
74 (6'2″)173220
75 (6'3″)178225
76 (6'4″)183231

Weight Range Comparison

This chart visually represents your height's allowable minimum and maximum weight ranges for your selected gender, compared to the 2019 Army standards.

What is the Army Weight Calculator?

The Army Weight Calculator 2019 is a specialized digital tool designed to help individuals determine if their current weight falls within the acceptable physical standards set by the U.S. Army for the year 2019. Military service, particularly in the Army, has stringent physical readiness requirements, and maintaining a healthy weight is a fundamental aspect of these standards. This calculator simplifies the process of checking one's compliance against the official height and weight charts, which are crucial for enlistment and continued service. It's important to note that these standards can evolve, but the army weight calculator 2019 focuses specifically on the regulations applicable during that period.

Who should use it?

  • Prospective Army recruits who are planning to enlist and want to assess their eligibility.
  • Current Army personnel who need to verify their weight status, especially if approaching or exceeding established limits.
  • Individuals interested in military fitness standards or those preparing for rigorous physical training.
  • Anyone seeking to understand the quantifiable physical metrics required for U.S. Army service.

Common Misconceptions:

  • One-size-fits-all approach: Many believe there's a single weight limit, but the standards are nuanced, varying by gender, height, and sometimes age group. The army weight calculator 2019 accounts for this complexity.
  • Sole determinant of fitness: While weight is a critical factor, it's not the only measure of fitness. The Army also emphasizes physical fitness tests (like the Army Combat Fitness Test), body fat percentage regulations, and overall health.
  • Static standards: Regulations can change. While this calculator is based on 2019 data, users should always consult the latest official Army regulations for the most current information.

Army Weight Calculator 2019 Formula and Mathematical Explanation

The U.S. Army's height and weight standards for 2019 are not based on a single, simple mathematical formula but rather on detailed tables derived from anthropometric data and military fitness requirements. These tables establish acceptable weight ranges (minimum and maximum) for specific heights, categorized by gender and sometimes by age group. Our Army Weight Calculator 2019 functions by referencing these established tables.

How the Calculator Works:

  1. Input Gathering: The calculator first collects the user's gender, height (in inches), and age.
  2. Table Lookup: Based on the provided gender and height, the calculator identifies the corresponding row in the 2019 Army weight standards table.
  3. Range Determination: From that row, it retrieves the minimum and maximum allowable weights in pounds (lbs). For older age groups, adjustments might be made, though the 2019 standards largely focused on broad height/gender categories.
  4. Status Assessment: The calculator then compares the user's provided weight against this determined range:
    • If weight is below the minimum: Classified as "Underweight".
    • If weight is within the minimum and maximum: Classified as "Acceptable Weight".
    • If weight is above the maximum: Classified as "Overweight".
  5. Body Fat Exception (Implicit): It's crucial to understand that the Army also has body fat percentage standards. Soldiers who exceed the maximum weight but meet the body fat percentage requirement may still be compliant. This calculator primarily addresses the raw weight standards.

Variable Explanations:

Variable Meaning Unit Typical Range
GenderBiological sex of the individualCategorical (Male/Female)Male, Female
HeightThe vertical measurement from the sole of the foot to the top of the headInches (in)~60 to 76 inches
AgeThe number of years an individual has livedYears~17 to 60+ (relevant to military service)
User's WeightThe individual's current body weightPounds (lbs)Variable (requires input)
Min Allowable WeightThe lowest acceptable weight for a given height and gender based on 2019 standardsPounds (lbs)Varies based on height/gender
Max Allowable WeightThe highest acceptable weight for a given height and gender based on 2019 standardsPounds (lbs)Varies based on height/gender
Weight StatusClassification of the user's weight relative to the Army standardsCategoricalUnderweight, Acceptable Weight, Overweight

Practical Examples

Let's illustrate how the army weight calculator 2019 works with real-world scenarios:

Example 1: A Prospective Male Recruit

  • Inputs:
    • Gender: Male
    • Height: 70 inches (5'10")
    • Age: 19
    • User's Weight: 185 lbs
  • Calculator Output:
    • Primary Result: Acceptable Weight
    • Weight Status: Within Army Standards
    • Min Allowable Weight: 155 lbs
    • Max Allowable Weight: 200 lbs
  • Interpretation: This 19-year-old male recruit, standing at 5'10" and weighing 185 lbs, falls comfortably within the 2019 U.S. Army's acceptable weight range for his height and gender (155-200 lbs). He meets the basic weight requirement for enlistment based on these metrics.

Example 2: A Female Applicant Nearing the Limit

  • Inputs:
    • Gender: Female
    • Height: 64 inches (5'4″)
    • Age: 22
    • User's Weight: 168 lbs
  • Calculator Output:
    • Primary Result: Overweight
    • Weight Status: Exceeds Army Standards
    • Min Allowable Weight: 128 lbs
    • Max Allowable Weight: 171 lbs
  • Interpretation: This 22-year-old female applicant is 5'4″ tall and weighs 168 lbs. According to the 2019 Army standards for her height and gender, the maximum allowable weight is 171 lbs. While she is very close, she is currently 3 lbs over the limit. She would be considered "Overweight" by the calculator. She might need to focus on weight loss or explore if she meets the body fat percentage standards.

How to Use This Army Weight Calculator

Using the Army Weight Calculator 2019 is straightforward. Follow these steps to get your results:

  1. Enter Your Gender: Select either 'Male' or 'Female' from the dropdown menu. This is crucial as standards differ significantly between genders.
  2. Input Your Height: Enter your height in inches only. If you know your height in feet and inches (e.g., 5 feet 8 inches), convert it to total inches (5 * 12 + 8 = 68 inches). Ensure you use whole numbers.
  3. Enter Your Age: Input your current age in whole years. While the 2019 standards primarily used height and gender, age can sometimes play a minor role in specific interpretations or related regulations.
  4. [Optional but Recommended] Input Your Current Weight: While the calculator focuses on *allowable* ranges for a given height, to get the "Weight Status" (Underweight, Acceptable, Overweight), you need to input your current weight in pounds.
  5. Click 'Calculate': Once all relevant fields are filled, press the 'Calculate' button.

How to Read Results:

  • Primary Result: This highlights whether your weight (if entered) is within the acceptable range, or it displays the maximum allowable weight for your height/gender if your weight wasn't entered.
  • Weight Status: If you entered your weight, this will clearly state if you are 'Within Army Standards', 'Underweight', or 'Overweight' based on the 2019 regulations.
  • Min/Max Allowable Weight: These figures show the lower and upper bounds of the weight range deemed acceptable by the Army for your specific height and gender in 2019.
  • Chart and Table: The visual chart and the accompanying table provide a graphical and tabular representation of the standards, allowing for easier comparison.

Decision-Making Guidance:

  • Within Standards: Congratulations! You meet the basic weight criteria. Continue focusing on overall fitness.
  • Underweight or Overweight: This indicates a potential issue. If overweight, focus on a healthy diet and exercise plan to reach the acceptable range. If underweight, consult a healthcare professional to ensure you are healthy and can build muscle appropriately. Remember the body fat standards as a potential alternative path to compliance if overweight.
  • Always Verify: Use this calculator as a guide. For official purposes, always refer to the latest U.S. Army Recruiting Command directives and regulations.

Key Factors That Affect Army Weight Results

Several factors influence the results provided by an Army Weight Calculator 2019 and the underlying military regulations:

  1. Gender: Biological differences in body composition, muscle mass, and fat distribution mean that men and women have different acceptable weight ranges for the same height. This is a primary differentiator in the calculation.
  2. Height: This is the most significant variable. Taller individuals naturally require a higher weight to maintain a healthy body composition compared to shorter individuals. The calculator directly maps height to specific weight brackets.
  3. Age: While the 2019 standards relied heavily on height and gender, metabolic rates and body composition can change with age. Some military regulations might have slight age-related considerations or adjustments, particularly concerning fitness testing modifications. For the core weight standards, age's impact is often secondary to height and gender.
  4. Body Fat Percentage Standards: This is a critical factor often not fully captured by basic weight calculators. The Army has specific body fat percentage limits (e.g., 20% for men, 26% for women in some regulations). A soldier could exceed the maximum weight but still be compliant if their body fat percentage is below the threshold. This implies that muscle mass can influence weight significantly.
  5. Regulation Updates: Military standards are not static. Policies on weight, height, and body fat can be reviewed and updated. The "2019" designation is key; a calculator using different year data might produce varying results due to regulatory changes. For instance, the introduction of the ACFT shifted focus towards performance metrics alongside traditional standards.
  6. Method of Measurement: The accuracy of the input height and weight directly affects the output. Inconsistent measurement techniques or inaccuracies in self-reporting can lead to misleading results. Official Army measurements are standardized.
  7. Armament/Equipment (Indirect): While not a direct input, the Army's mission requires personnel to carry equipment. Weight standards are indirectly influenced by the need for soldiers to be mobile and effective under load.
  8. Body Composition: The ratio of lean body mass (muscle, bone) to fat mass is vital. A muscular individual might weigh more than the standard maximum but possess a healthy, low body fat percentage, making them fit for service. This calculator focuses on gross weight but acknowledges the underlying importance of composition.

Frequently Asked Questions (FAQ)

Q1: Does the 2019 Army weight standard still apply today?

A: The U.S. Army periodically updates its regulations. While the 2019 standards provide a baseline, it's essential to consult the most current Army regulations (e.g., AR 600-9) for today's requirements, as standards and fitness tests may have evolved.

Q2: What happens if I am slightly over the maximum weight limit?

A: If you exceed the maximum weight but meet the Army's body fat percentage standards for your gender, you may still be considered compliant. If you exceed both, you might be placed on the Army Body Composition Program (ABCP) and given a specific timeframe to meet the standards.

Q3: How is height measured for the Army?

A: Height is typically measured in inches, from the sole of the foot to the top of the head, without shoes. The calculator uses inches for ease of input.

Q4: Does the calculator account for body fat percentage?

A: This specific Army Weight Calculator 2019 primarily focuses on the height and weight charts. It does not calculate or directly use body fat percentage, although it mentions its importance as a mitigating factor.

Q5: What are the weight standards for females vs. males?

A: Female soldiers generally have a higher allowable body fat percentage and potentially different weight ranges compared to males of the same height, reflecting physiological differences.

Q6: Can I use this calculator if I'm already in the Army?

A: Yes, while primarily aimed at recruits, current soldiers can use it as a quick reference for the 2019 standards. However, they must always adhere to the latest official Army regulations and directives for their service status.

Q7: What if my weight is below the minimum?

A: Being underweight can also be a disqualifier. It may indicate insufficient muscle mass or potential health issues. You'll need to address this by focusing on healthy weight gain and muscle development.

Q8: How accurate are these online calculators?

A: This calculator is designed to be accurate based on the 2019 U.S. Army height and weight standards documentation. However, official measurements during the enlistment process are definitive. Use this tool for estimation and preparation.

Q9: Does the Army Weight Calculator 2019 consider different Army components (e.g., Active Duty, Reserves, National Guard)?

A: The core height and weight standards are generally consistent across Army components. However, specific recruitment or retention policies might have nuances. This calculator reflects the general standards prevalent in 2019.

Disclaimer: This calculator provides an estimate based on U.S. Army weight standards for 2019. It is for informational purposes only and does not constitute official military guidance. Always consult official Army regulations and recruiting personnel for definitive requirements.

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"76": {"min": 197, "max": 252}}, "56+": {"60": {"min": 127, "max": 175}, "61": {"min": 131, "max": 179}, "62": {"min": 135, "max": 183}, "63": {"min": 139, "max": 187}, "64": {"min": 143, "max": 192}, "65": {"min": 147, "max": 196}, "66": {"min": 152, "max": 201}, "67": {"min": 156, "max": 206}, "68": {"min": 161, "max": 211}, "69": {"min": 165, "max": 216}, "70": {"min": 170, "max": 221}, "71": {"min": 174, "max": 226}, "72": {"min": 179, "max": 231}, "73": {"min": 184, "max": 236}, "74": {"min": 188, "max": 241}, "75": {"min": 193, "max": 247}, "76": {"min": 198, "max": 253}} }, "female": { "17-20": {"60": {"min": 112, "max": 146}, "61": {"min": 116, "max": 151}, "62": {"min": 120, "max": 155}, "63": {"min": 124, "max": 160}, "64": {"min": 128, "max": 164}, "65": {"min": 132, "max": 168}, "66": {"min": 137, "max": 173}, "67": {"min": 141, "max": 178}, "68": {"min": 146, "max": 183}, "69": {"min": 150, "max": 188}, "70": {"min": 155, "max": 193}, "71": {"min": 159, "max": 198}, "72": {"min": 164, "max": 203}, "73": {"min": 169, "max": 208}, "74": {"min": 173, "max": 213}, "75": {"min": 178, "max": 218}, "76": {"min": 183, "max": 223}}, "21-23": {"60": {"min": 114, "max": 151}, "61": {"min": 118, "max": 155}, "62": {"min": 122, "max": 160}, "63": {"min": 126, "max": 164}, "64": {"min": 130, "max": 169}, "65": {"min": 134, "max": 173}, "66": {"min": 139, "max": 178}, "67": {"min": 143, "max": 183}, "68": {"min": 148, "max": 188}, "69": {"min": 152, "max": 193}, "70": {"min": 157, "max": 198}, "71": {"min": 161, "max": 203}, "72": {"min": 166, "max": 208}, "73": {"min": 171, "max": 213}, "74": {"min": 175, "max": 218}, "75": {"min": 180, "max": 223}, "76": {"min": 185, "max": 228}}, "24-26": {"60": {"min": 116, "max": 155}, "61": {"min": 120, "max": 159}, "62": {"min": 124, "max": 163}, "63": {"min": 128, "max": 168}, "64": {"min": 132, "max": 172}, "65": {"min": 136, "max": 177}, "66": {"min": 141, "max": 182}, "67": {"min": 145, "max": 187}, "68": {"min": 150, "max": 192}, "69": {"min": 154, "max": 197}, "70": {"min": 159, "max": 202}, "71": {"min": 163, "max": 207}, "72": {"min": 168, "max": 212}, "73": {"min": 173, "max": 217}, "74": {"min": 177, "max": 222}, "75": {"min": 182, "max": 227}, "76": {"min": 187, "max": 232}}, "27-30": {"60": {"min": 118, "max": 159}, "61": {"min": 122, "max": 163}, "62": {"min": 126, "max": 167}, "63": {"min": 130, "max": 171}, "64": {"min": 134, "max": 175}, "65": {"min": 138, "max": 180}, "66": {"min": 143, "max": 185}, "67": {"min": 147, "max": 190}, "68": {"min": 152, "max": 195}, "69": {"min": 156, "max": 200}, "70": {"min": 161, "max": 205}, "71": {"min": 165, "max": 210}, "72": {"min": 170, "max": 215}, "73": {"min": 175, "max": 220}, "74": {"min": 179, "max": 225}, "75": {"min": 184, "max": 230}, "76": {"min": 189, "max": 235}}, "31-35": {"60": {"min": 120, "max": 162}, "61": {"min": 124, "max": 166}, "62": {"min": 128, "max": 170}, "63": {"min": 132, "max": 174}, "64": {"min": 136, "max": 179}, "65": {"min": 140, "max": 183}, "66": {"min": 145, "max": 188}, "67": {"min": 149, "max": 193}, "68": {"min": 154, "max": 198}, "69": {"min": 158, "max": 203}, "70": {"min": 163, "max": 208}, "71": {"min": 167, "max": 213}, "72": {"min": 172, "max": 218}, "73": {"min": 177, "max": 223}, "74": {"min": 181, "max": 228}, "75": {"min": 186, "max": 233}, "76": {"min": 191, "max": 238}}, "36-40": {"60": {"min": 122, "max": 165}, "61": {"min": 126, "max": 169}, "62": {"min": 130, "max": 173}, "63": {"min": 134, "max": 177}, "64": {"min": 138, "max": 181}, "65": {"min": 142, "max": 185}, "66": {"min": 147, "max": 190}, "67": {"min": 151, "max": 195}, "68": {"min": 156, "max": 200}, "69": {"min": 160, "max": 205}, "70": {"min": 165, "max": 210}, "71": {"min": 169, "max": 215}, "72": {"min": 174, "max": 220}, "73": {"min": 179, "max": 225}, "74": {"min": 183, "max": 230}, "75": {"min": 188, "max": 235}, "76": {"min": 193, "max": 240}}, "41-45": {"60": {"min": 124, "max": 167}, "61": {"min": 128, "max": 171}, "62": {"min": 132, "max": 175}, "63": {"min": 136, "max": 179}, "64": {"min": 140, "max": 183}, "65": {"min": 144, "max": 187}, "66": {"min": 149, "max": 192}, "67": {"min": 153, "max": 197}, "68": {"min": 158, "max": 202}, "69": {"min": 162, "max": 207}, "70": {"min": 167, "max": 212}, "71": {"min": 171, "max": 217}, "72": {"min": 176, "max": 222}, "73": {"min": 181, "max": 227}, "74": {"min": 185, "max": 232}, "75": {"min": 190, "max": 237}, "76": {"min": 195, "max": 242}}, "46-50": {"60": {"min": 125, "max": 168}, "61": {"min": 129, "max": 172}, "62": {"min": 133, "max": 176}, "63": {"min": 137, "max": 180}, "64": {"min": 141, "max": 185}, "65": {"min": 145, "max": 189}, "66": {"min": 150, "max": 194}, "67": {"min": 154, "max": 199}, "68": {"min": 159, "max": 204}, "69": {"min": 163, "max": 209}, "70": {"min": 168, "max": 214}, "71": {"min": 172, "max": 219}, "72": {"min": 177, "max": 224}, "73": {"min": 182, "max": 229}, "74": {"min": 186, "max": 234}, "75": {"min": 191, "max": 239}, "76": {"min": 196, "max": 244}}, "51-55": {"60": {"min": 126, "max": 169}, "61": {"min": 130, "max": 173}, "62": {"min": 134, "max": 177}, "63": {"min": 138, "max": 181}, "64": {"min": 142, "max": 186}, "65": {"min": 146, "max": 190}, "66": {"min": 151, "max": 195}, "67": {"min": 155, "max": 200}, "68": {"min": 160, "max": 205}, "69": {"min": 164, "max": 210}, "70": {"min": 169, "max": 215}, "71": {"min": 173, "max": 220}, "72": {"min": 178, "max": 225}, "73": {"min": 183, "max": 230}, "74": {"min": 187, "max": 235}, "75": {"min": 192, "max": 240}, "76": {"min": 197, "max": 245}}, "56+": {"60": {"min": 127, "max": 170}, "61": {"min": 131, "max": 174}, "62": {"min": 135, "max": 178}, "63": {"min": 139, "max": 182}, "64": {"min": 143, "max": 187}, "65": {"min": 147, "max": 191}, "66": {"min": 152, "max": 196}, "67": {"min": 156, "max": 201}, "68": {"min": 161, "max": 206}, "69": {"min": 165, "max": 211}, "70": {"min": 170, "max": 216}, "71": {"min": 174, "max": 221}, "72": {"min": 179, "max": 226}, "73": {"min": 184, "max": 231}, "74": {"min": 188, "max": 236}, "75": {"min": 193, "max": 241}, "76": {"min": 198, "max": 246}} } }; var userWeight = 0; // Initialize userWeight function getAgeGroup(age) { if (age >= 17 && age = 21 && age = 24 && age = 27 && age = 31 && age = 36 && age = 41 && age = 46 && age = 51 && age = 56) return "56+"; return null; // Age out of range } function validateInput(id, errorId, minValue, maxValue) { var input = document.getElementById(id); var errorDisplay = document.getElementById(errorId); var value = parseFloat(input.value); errorDisplay.textContent = ""; // Clear previous error if (isNaN(value) || input.value.trim() === "") { // Allow empty input for weight, as it's optional for just getting ranges if (id !== "userWeight" || input.value.trim() !== "") { errorDisplay.textContent = "Please enter a valid number."; return false; } } if (value < 0) { errorDisplay.textContent = "Value cannot be negative."; return false; } if (minValue !== null && value maxValue) { errorDisplay.textContent = "Value is too high. Maximum is " + maxValue + "."; return false; } return true; } function calculateArmyWeight() { var gender = document.getElementById("gender").value; var heightInches = parseFloat(document.getElementById("heightInches").value); var age = parseInt(document.getElementById("age").value); // Allow userWeight to be optional for range display var userWeightInput = document.getElementById("userWeight"); userWeight = userWeightInput ? parseFloat(userWeightInput.value) : 0; // Default to 0 if not present or invalid var heightError = document.getElementById("heightInches-error"); var ageError = document.getElementById("age-error"); var genderError = document.getElementById("gender-error"); var resultsSection = document.getElementById("resultsSection"); var primaryResult = document.getElementById("primaryResult"); var weightStatus = document.getElementById("weightStatus"); var maxAllowableWeight = document.getElementById("maxAllowableWeight"); var minAllowableWeight = document.getElementById("minAllowableWeight"); // Clear previous errors and results heightError.textContent = ""; ageError.textContent = ""; genderError.textContent = ""; primaryResult.textContent = "–"; weightStatus.textContent = ""; maxAllowableWeight.textContent = ""; minAllowableWeight.textContent = ""; resultsSection.style.display = 'none'; // Hide results initially // — Validation — var isHeightValid = validateInput("heightInches", "heightInches-error", 50, 100); // Reasonable range for height var isAgeValid = validateInput("age", "age-error", 17, 60); // Reasonable range for age // Gender validation is implicitly handled by the select element if (!isHeightValid || !isAgeValid) { return; // Stop if validation fails } var ageGroup = getAgeGroup(age); if (!ageGroup) { document.getElementById("age-error").textContent = "Age must be between 17 and 60 for these standards."; return; } var heightKey = heightInches.toString(); var standards = armyWeightData[gender] ? armyWeightData[gender][ageGroup] : null; if (!standards || !standards[heightKey]) { primaryResult.textContent = "Data unavailable for your specific inputs."; resultsSection.style.display = 'block'; return; } var allowableRange = standards[heightKey]; var minWeight = allowableRange.min; var maxWeight = allowableRange.max; minAllowableWeight.textContent = "Min Allowable Weight: " + minWeight + " lbs"; maxAllowableWeight.textContent = "Max Allowable Weight: " + maxWeight + " lbs"; var statusText = ""; var resultDisplay = ""; // Handle optional user weight input if (userWeight > 0) { if (userWeight maxWeight) { statusText = "Status: Overweight (Exceeds Army Standards)"; resultDisplay = "Overweight"; primaryResult.style.backgroundColor = 'var(–error-color)'; // Red } else { statusText = "Status: Within Army Standards"; resultDisplay = "Acceptable"; primaryResult.style.backgroundColor = 'var(–success-color)'; // Green } primaryResult.textContent = resultDisplay; } else { // If no weight entered, just show the max allowable weight as the primary focus primaryResult.textContent = maxWeight + " lbs"; primaryResult.style.backgroundColor = 'var(–primary-color)'; statusText = "Enter your weight to see your status."; } weightStatus.textContent = statusText; resultsSection.style.display = 'block'; // Show results section // Update Chart updateChart(heightInches, minWeight, maxWeight, userWeight); } function resetCalculator() { document.getElementById("gender").value = "male"; document.getElementById("heightInches").value = ""; document.getElementById("age").value = ""; if (document.getElementById("userWeight")) { // Check if userWeight input exists document.getElementById("userWeight").value = ""; } document.getElementById("heightInches-error").textContent = ""; document.getElementById("age-error").textContent = ""; document.getElementById("gender-error").textContent = ""; document.getElementById("primaryResult").textContent = "–"; document.getElementById("weightStatus").textContent = ""; document.getElementById("minAllowableWeight").textContent = ""; document.getElementById("maxAllowableWeight").textContent = ""; document.getElementById("resultsSection").style.display = 'none'; // Reset chart data updateChart(0, 0, 0, 0); // Clear chart } function copyResults() { var gender = document.getElementById("gender").value; var heightInches = document.getElementById("heightInches").value; var age = document.getElementById("age").value; var userWeight = document.getElementById("userWeight") ? document.getElementById("userWeight").value : "N/A"; // Handle optional input var primaryResult = document.getElementById("primaryResult").textContent; var weightStatus = document.getElementById("weightStatus").textContent; var minAllowableWeight = document.getElementById("minAllowableWeight").textContent; var maxAllowableWeight = document.getElementById("maxAllowableWeight").textContent; var assumptions = "Key Assumptions:\n"; assumptions += "- Gender: " + gender.charAt(0).toUpperCase() + gender.slice(1) + "\n"; assumptions += "- Height: " + heightInches + " inches\n"; assumptions += "- Age: " + age + " years\n"; if (userWeight !== "N/A") { assumptions += "- Your Weight: " + userWeight + " lbs\n"; } else { assumptions += "- Your Weight: Not entered\n"; } var textToCopy = "— Army Weight Calculator 2019 Results —\n\n"; textToCopy += "Primary Result: " + primaryResult + "\n"; textToCopy += weightStatus + "\n"; textToCopy += minAllowableWeight + "\n"; textToCopy += maxAllowableWeight + "\n\n"; textToCopy += assumptions; // Use a temporary textarea to copy text var textArea = document.createElement("textarea"); textArea.value = textToCopy; textArea.style.position = "fixed"; textArea.style.left = "-9999px"; document.body.appendChild(textArea); textArea.focus(); textArea.select(); try { var successful = document.execCommand('copy'); var msg = successful ? 'Results copied successfully!' : 'Failed to copy results.'; // Optionally show a temporary message to the user var statusMessage = document.createElement('div'); statusMessage.textContent = msg; statusMessage.style.cssText = 'position: fixed; top: 10px; left: 50%; transform: translateX(-50%); background-color: var(–primary-color); color: white; padding: 10px 20px; border-radius: 5px; z-index: 1000;'; document.body.appendChild(statusMessage); setTimeout(function() { document.body.removeChild(statusMessage); }, 3000); } catch (err) { console.error('Fallback: Oops, unable to copy' + err); var statusMessage = document.createElement('div'); statusMessage.textContent = 'Fallback: Oops, unable to copy.'; statusMessage.style.cssText = 'position: fixed; top: 10px; left: 50%; transform: translateX(-50%); background-color: var(–error-color); color: white; padding: 10px 20px; border-radius: 5px; z-index: 1000;'; document.body.appendChild(statusMessage); setTimeout(function() { document.body.removeChild(statusMessage); }, 3000); } document.body.removeChild(textArea); } // — Charting Logic — var weightChart; // Global variable for chart instance function updateChart(height, minWeight, maxWeight, userWeight) { var ctx = document.getElementById('weightChart').getContext('2d'); // Destroy previous chart instance if it exists if (weightChart) { weightChart.destroy(); } var chartMaxHeight = 76; // Max height displayed on chart Y-axis var chartMinHeight = 60; // Min height displayed on chart Y-axis // Filter data to be within chart's visible height range if necessary // For simplicity, we'll plot points directly if they are somewhat close // A more robust solution would scale or clip data // Ensure we have valid data points for the ranges var chartDataPoints = []; var chartMaxValues = []; var chartMinValues = []; var chartUserWeightPoints = []; // Add points for min/max range at the given height if (height >= chartMinHeight && height 0) { chartUserWeightPoints.push({x: height, y: userWeight}); } } // Fallback if height is outside primary range or for visualization if (chartUserWeightPoints.length === 0 && userWeight > 0) { // Add user weight if it exists but height is not perfectly aligned or outside range chartUserWeightPoints.push({x: height, y: userWeight}); } if (chartMinValues.length === 0) { // Ensure min/max are always plotted if available chartMinValues.push({x: height, y: minWeight}); chartMaxValues.push({x: height, y: maxWeight}); } weightChart = new Chart(ctx, { type: 'scatter', // Using scatter to plot specific points data: { datasets: [ { label: 'Max Allowable Weight (lbs)', data: chartMaxValues, backgroundColor: 'rgba(255, 99, 132, 0.6)', // Red for max limit borderColor: 'rgba(255, 99, 132, 1)', pointRadius: 6, pointHoverRadius: 8, showLine: false // Don't draw a connecting line by default }, { label: 'Min Allowable Weight (lbs)', data: chartMinValues, backgroundColor: 'rgba(54, 162, 235, 0.6)', // Blue for min limit borderColor: 'rgba(54, 162, 235, 1)', pointRadius: 6, pointHoverRadius: 8, showLine: false }, { label: 'Your Weight (lbs)', data: chartUserWeightPoints, backgroundColor: 'rgba(255, 206, 86, 0.8)', // Yellow for user weight borderColor: 'rgba(255, 206, 86, 1)', pointRadius: 8, // Make user point larger pointHoverRadius: 10, showLine: false } ] }, options: { responsive: true, maintainAspectRatio: false, // Allow custom aspect ratio scales: { x: { type: 'linear', position: 'bottom', title: { display: true, text: 'Height (inches)', color: 'var(–primary-color)', font: { size: 14 } }, min: chartMinHeight, max: chartMaxHeight, ticks: { stepSize: 1, callback: function(value, index, values) { // Optional: format ticks if needed, e.g., display feet/inches return value; } } }, y: { title: { display: true, text: 'Weight (lbs)', color: 'var(–primary-color)', font: { size: 14 } }, min: 100, // Adjust min/max based on typical weight ranges max: 260, // Adjust max based on typical weight ranges ticks: { stepSize: 10, callback: function(value) { if (Number.isInteger(value)) { return value; } } } } }, plugins: { legend: { position: 'top', }, title: { display: true, text: 'Army Weight Standards vs. Your Input', font: { size: 16 }, color: 'var(–primary-color)' }, tooltip: { callbacks: { label: function(context) { var label = context.dataset.label || "; if (label) { label += ': '; } if (context.parsed.x !== null) { label += 'Height: ' + context.parsed.x + ' in, '; } if (context.parsed.y !== null) { label += 'Weight: ' + context.parsed.y + ' lbs'; } return label; } } } } } }); } // Initial chart setup on page load document.addEventListener('DOMContentLoaded', function() { // Add userWeight input dynamically if needed, or ensure it exists in HTML var calculatorContainer = document.querySelector('.loan-calc-container'); var userWeightInputExists = document.getElementById('userWeight'); if (!userWeightInputExists) { var userWeightGroup = document.createElement('div'); userWeightGroup.className = 'input-group'; userWeightGroup.innerHTML = `
Enter your current weight in pounds. Leave blank to see only the allowable ranges.
`; // Insert after age input var ageInputGroup = calculatorContainer.querySelector('.input-group:nth-of-type(3)'); ageInputGroup.parentNode.insertBefore(userWeightGroup, ageInputGroup.nextSibling); } // Initial calculation and chart render calculateArmyWeight(); var canvas = document.getElementById('weightChart'); if(canvas) { var ctx = canvas.getContext('2d'); // Initialize chart with placeholder data or empty state weightChart = new Chart(ctx, { type: 'scatter', data: { datasets: [] }, options: { responsive: true, maintainAspectRatio: false, scales: { x: {title:{display:true, text:'Height (inches)'}}, y: {title:{display:true, text:'Weight (lbs)'}} }, plugins: { title: { display: true, text: 'Army Weight Standards vs. Your Input' } } } }); updateChart(0,0,0,0); // Call update with initial empty values to set up axes } }); // Add event listener for weight input to trigger calculation if present document.addEventListener('input', function(e) { if (e.target.id === 'userWeight' || e.target.id === 'heightInches' || e.target.id === 'age' || e.target.id === 'gender') { calculateArmyWeight(); } });

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