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Chikyu Earth地球

A line-drawn globe of the world's countries that turns at the Earth's own rate, with an optional realistic Earth from space and markers for any place.

Chikyu is the Japanese word 地球 for the Earth. About the name

Contents

Reference · The Sun, Moon and planets: pure parts

compressfunction

The same direction at a compressed distance from the Earth: the Moon is 10 Earth radii away, and a body k times further than the Moon is k^0.25 times as far here.

Import it

import { compress } from "@johnmorrisdotca/chikyu-earth/space";

Definition

function compress(v: Vec3): Vec3

Parameters

NameTypeDescription
vVec3

The place, in astronomical units from the Earth's centre.

Returns

Vec3

The place in Earth radii, compressed; the centre stays at the centre.

Examples

import { compress } from "@johnmorrisdotca/chikyu-earth/space";

console.log(compress([0.00257, 0, 0]), compress([0, 0, 0]));
[ 10, 0, 0 ] [ 0, 0, 0 ]

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/chikyu-earth 0.11.0.