Monday 27 August

How it was decided

1. 01

   Aṅga

   Caturthī runs from 18:30 on Mon 27 Aug to 16:31 on Tue 28 Aug.

   1934-08-27T10:30:09Z → 1934-08-28T08:30:36Z

2. 02

   Kāla

   Sāyāhna is last 3 of 15 day muhūrtas: 16:18–18:57 on the 27th, 16:17–18:56 on the 28th.

   sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′

3. 03

   Rule

   Caturthī must be present during sāyāhna. It covers 27 of 159 minutes on the 27th and 13 of 159 on the 28th.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

4. 04

   Tie-break

   Both late afternoons qualify. Pūrvaviddhā: the first is taken.

   priority: purvaviddha → purvaviddha · margin 801 s

5. 05

   Ruling

   Bahulā Caturthī, Baoding, 1934: Monday 27 August.

   confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 1934 falls on Monday 27 August. Caturthī runs from 18:30 on Mon 27 Aug to 16:31 on Tue 28 Aug and covers 27 of 159 minutes of sāyāhna that late afternoon. It also reaches the next late afternoon for 13 minutes; by the rule the first late afternoon is taken.

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Who says what

Institutional rulings are recorded with a source address, and are never edited to agree.