Author: rockecco

Monthly communication charges for a specific device

Calculating mobile service charges for a certain Apple device and "Aou" (the white dog) *This is a rough estimate; please check with a store for accurate information and details.

X and Y coordinates of an ellipse

X and Y coordinates and distance of an ellipse

The rocket's position and the azimuth and elevation from the observation point

Calculate the azimuth and elevation as seen from an observation point at a specific location along the rocket's orbit.

Calculate ΔT

Calculate the correction value (ΔT) for the Earth's rotational speed

Cameras: Calculating Camera Field of View (Based on Sensor Size and Aspect Ratio)

Calculating Camera Angle of View and Focal Length

Calculating Focal Length Between Camera and Subject (35mm Format, Diagonal)

Calculate the camera focal length based on the subject's size Calculations are based on 35mm format.

Camera – Calculating the Camera’s Field of View (35mm Format, Diagonal)

Calculate the camera's angle of view or focal length.

Distance and Angle of the Horizon

Calculate the distance and angle to the horizon.

Weather ~ SSI

Calculate the SSI based on temperature and humidity

Weather: The Chirping of Crickets and Temperature

The Relationship Between the Number of Times Crickets Chirp and Air Temperature

Meteorology – Vorticity

Calculate vorticity

Meteorology – Potential Temperature Calculations

Calculate the potential temperature from temperature and atmospheric pressure; and perform the inverse calculation

Meteorology – Sea-Level Corrected Pressure

Calculate the sea-level equivalent pressure

Meteorology – Lifted Condensation Level (LCL)

Calculate the lifting condensation altitude from the parameters

Meteorology: Convergence and Divergence

Calculate convergence and divergence

Meteorology – Vapor Pressure

Calculating vapor pressure from temperature

Weather—Wind Direction and Speed

Determining wind direction and speed from wind components, or vice versa

Meteorology – Dew Point Temperature

Calculate the dew point temperature from the air temperature and relative humidity

Degrees, Minutes, Seconds Conversion: ddd°mm′ss.s″ → dddmmss.s

Convert dd°mm′ss.s″ to ddmmss.s

Degree conversion: ddd.d° → dddmmss.s

Convert dd.d degrees to ddmmss.s format

Degree conversion: dddmmss.s → ddd.d°

Convert ddmmss.s format to dd.d degrees

Find a specific location based on current location, distance, and direction

Find a specific location based on current location, distance, and direction