Nautical & Wind Laboratory

Sailing & Wind Mechanics

Interactive polar vector conversion, boat hydrostatic stability modeling, performance metrics, and navigation vector calculations.

1. Wind Calculation Direction

6.0 knots
12.0 knots
45° off Bow
Active Point of Sail
Close Hauled

Sailing as close to the wind as possible.

2. Vector Dynamics Visualizer

AERODYNAMIC VECTOR TRIANGLE (Looking Down)000° BOW180° STERNBoat Speed: 6.0 knTrue WindApparent
True Wind (Aft/Fore)
12.0 kn@ 45°
Actual wind blowing across the sea
Apparent Wind (Felt)
16.8 kn@ 30°
Wind felt standing on moving deck

Explore Additional Utilities

Legal Billable Hours Estimator

Convert word count of legal drafting documents to estimated billable hours based on complexity and billing rates.

legal

Scientific Temperature Scale

Convert scientific scales between Celsius, Fahrenheit, Kelvin, and Rankine thermal indicators.

unit

Pipe nominal size ↔ actual OD — NPS vs DN standards

Cross-reference standard Nominal Pipe Sizes (NPS) with Diameter Nominal (DN), wall thickness, and outer diameter measurements.

plumbing

De Broglie wavelength — particle mass + velocity → wavelength

Calculate quantum mechanical wavelengths for matter waves under both classical and relativistic velocities.

quantum-atomic

Current Speed Converter

Convert tidal, ocean, and river current speeds between knots, meters per second (m/s), and kilometers per hour (km/h).

unit

Key length ↔ security bits — RSA vs AES equivalence

Compare security levels (bits of security) across symmetric keys, RSA, and Elliptic Curve Cryptography (ECC) based on NIST standards.

cryptography-security

Text Case Converter

Swiftly switch text between UPPERCASE, lowercase, camelCase, snake_case, or Title Case.

devtools

Solar irradiance — W/m² ↔ peak sun hours

Convert solar irradiance (W/m²) and daylight duration to Peak Sun Hours (PSH) and estimate daily solar panel system output.

renewable-energy

Flight Visibility & RVR Converter

Compare meteorological visibility and runway visual range (RVR) across nautical, statute, and metric scales.

unit

Compression ratio — bore + stroke + head volume

Calculate static compression ratios from cylinder bore, stroke, head chamber volume, gasket thickness, deck clearance, and dome/dish specs.

automotive

Fiscal Year ↔ Calendar Year Mapping

Map calendar months and dates to custom corporate Fiscal Years (FY) and quarters (Q1–Q4) with customizable fiscal start months.

timezone

Warp and weft density — ends per cm ↔ picks per cm

Convert thread density between ends/picks per centimeter and ends/picks per inch (EPI/PPI).

textile-manufacturing

High-Altitude Baking Adjustments

Adjust bread/pastry structures for high altitude low atmospheric pressure.

unit

Hebrew ↔ Gregorian Calendar

Convert between the Hebrew lunisolar calendar and standard Gregorian dates, detailing standard Jewish months, holidays, and leap years.

timezone

Egg Size Converter

Convert egg counts and liquid weights across standard small, medium, large, and extra-large eggs.

unit

Mechanical Power (W ↔ hp)

Convert physical engine horsepower ratings, mechanical draft forces, and electric wattages.

unit

Flow velocity — pipe diameter + flow rate → m/s

Calculate average fluid flow velocity from pipe size or inner diameter and volumetric flow rate values.

plumbing

Supersonic Mach Speed

Assess sonic speed boundaries and atmospheric Mach velocities relative to local dry conditions.

unit

Torque Converter

Convert rotating force indicators between Newton-meters (Nm), pound-feet (lb-ft), and kgf·m.

unit

Thermal expansion coefficient — glaze fit calculation

Predict glaze-on-clay crazing or shivering by matching thermal expansion coefficients (COE).

ceramics-pottery