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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

synodicPeriodfunction

The time between two meetings of two bodies in circular orbits, from their periods: 1 / |1/T1 - 1/T2|.

Import it

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

Definition

function synodicPeriod(period1: number, period2: number): number

Parameters

NameTypeDescription
period1number

The first period, any unit.

period2number

The second period, in the same unit.

Returns

number

The synodic period, in that unit.

Examples

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

console.log(synodicPeriod(365.256, 686.98).toFixed(1));
779.9

What it prints (run when this page was built)

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