moon-cycle/.github/wiki/api/variables/YEAR_ANCHOR.md

moon-cycle v2.0.0

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moon-cycle / YEAR_ANCHOR

Variable: YEAR_ANCHOR

const YEAR_ANCHOR: Date

Defined in: types.ts:101

Anchor date for the yearly cycle: start of the 2023 NASA image collection.

The 8,760 images correspond to one per hour for the full calendar year 2023. cycleYear measures elapsed time from this reference point.

Example

import { YEAR_ANCHOR } from 'moon-cycle';
const hours = (Date.now() - YEAR_ANCHOR.getTime()) / 3600000;