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Uchusen Rockets宇宙船

Rockets drawn from sourced sizes: line drawings and painted 3D views you drop into a page, take apart and turn round, and a typed model that checks whether a rocket really goes together.

Uchusen is the Japanese word 宇宙船 for spaceship. About the name

Contents

Reference · Journey mode: transfers, launch windows and flip-and-burn trips

circularSpeedfunction

Speed of a circular orbit, kilometres a second.

Import it

import { circularSpeed } from "@johnmorrisdotca/uchusen-rockets/journey";

Definition

function circularSpeed(muKm3s2: number, rKm: number): number

Parameters

NameTypeDescription
muKm3s2number

The body's gravitational parameter, km^3/s^2.

rKmnumber

The orbit's radius from the body's centre, km.

Returns

number

The speed, km/s.

Examples

import { circularSpeed } from "@johnmorrisdotca/uchusen-rockets/journey";

console.log(circularSpeed(398600.4418, 6378.137 + 185).toFixed(2));
7.79

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/uchusen-rockets 0.14.0.