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Hoshi Stars星

The stars you can see without a telescope, with names, colours and distances; the 88 constellations with their lines and boundaries; the Messier objects; and seven map projections to draw them on.

Hoshi is the Japanese word 星 for a star. About the name

Contents

Reference · A star's profile: temperature, size, luminosity and disc size with their uncertainty, limb darkening, and the measured shapes of Altair, Regulus and Vega

starShapefunction

The published shape measurement of a star, if it has one: Altair (HR 7557) and Regulus (HR 3982) are flattened by their spin, Vega (HR 7001) is seen nearly pole-on. Others return undefined.

Import it

import { starShape } from "@johnmorrisdotca/hoshi-stars/profile";

Definition

function starShape(hr: number): StarShape | undefined

Parameters

NameTypeDescription
hrnumber

The Bright Star Catalogue number.

Returns

StarShape | undefined

The measured shape, or undefined.

Examples

import { starShape } from "@johnmorrisdotca/hoshi-stars/profile";

console.log(starShape(3982)?.equatorialRadius, starShape(2491));
4.16 undefined

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/hoshi-stars 0.47.0.