Skip to the content

Wakusei Planets惑星

The Sun, the planets and their moons as a clean line drawing, a shaded realistic drawing or a painted surface map, with real sizes, tilt and rotation, and the moons where they are at any date and time.

Wakusei is the Japanese word 惑星 for a planet. About the name

Contents

Reference · Pure coordinate conversions

sphericalToCartesianfunction

Convert spherical to Cartesian, preserving origin, frame, epoch and geometric corrections. Radius must be positive.

Import it

import { sphericalToCartesian } from "@johnmorrisdotca/wakusei-planets/coordinates";

Definition

function sphericalToCartesian(value: SphericalAu): CartesianAu

Parameters

NameTypeDescription
valueSphericalAu

Coordinates with explicit origin, frame, epoch and geometric corrections.

Returns

CartesianAu

Cartesian components in AU with the same context.

Examples

import { sphericalToCartesian } from "@johnmorrisdotca/wakusei-planets/coordinates";
console.log(sphericalToCartesian({ origin: "heliocentric", frame: "eclipticJ2000", epoch: "J2000", corrections: "geometric", longitude: 90, latitude: 0, distanceAu: 1 }));
{
  origin: 'heliocentric',
  frame: 'eclipticJ2000',
  epoch: 'J2000',
  corrections: 'geometric',
  xAu: 6.123233995736766e-17,
  yAu: 1,
  zAu: 0
}

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/wakusei-planets 0.24.0.