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43 lines
828 B
Markdown
43 lines
828 B
Markdown
[**pray-calc v2.1.1**](../README.md)
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***
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[pray-calc](../README.md) / getMscFajr
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# Function: getMscFajr()
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> **getMscFajr**(`date`, `latitude`): `number`
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Defined in: [getMSC.ts:103](https://github.com/acamarata/pray-calc/blob/af34aef986c37d8de9cf8db0744a41e3b0c99c40/src/getMSC.ts#L103)
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Compute Fajr offset in minutes before sunrise using the MCW algorithm.
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Returns minutes before sunrise. At latitudes above 55°, the 1/7-night
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approximation is recommended (handled at the calling site).
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## Parameters
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### date
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`Date`
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Observer's local date
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### latitude
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`number`
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Observer latitude in decimal degrees
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## Returns
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`number`
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Minutes before sunrise for Fajr (Subh Sadiq)
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## Example
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```ts
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const offset = getMscFajr(new Date('2024-06-21'), 40.7128);
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// offset ≈ 93 (minutes before sunrise for New York in summer)
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```
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