Tuesday 22 October

How it was decided

1. 01

   Aṅga

   Trayodaśī runs from 05:28 on Tue 22 Oct to 05:42 on Wed 23 Oct.

   1946-10-21T21:28:13Z → 1946-10-22T21:41:54Z

2. 02

   Kāla

   Pradoṣa is 2 muhūrtas after sunset: 17:33–19:17 on the 21st, 17:31–19:16 on the 22nd.

   pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

3. 03

   Rule

   Trayodaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 21st and 105 of 105 on the 22nd.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

4. 04

   Tie-break

   Only one evening qualifies. No tie-break is needed.

   priority: unstated → only-day · margin 36691 s

5. 05

   Ruling

   Yama Dīpadāna, Baoding, 1946: Tuesday 22 October.

   confidence: determinate

Say it like this

In Baoding, Yama Dīpadāna 1946 falls on Tuesday 22 October. Trayodaśī runs from 05:28 on Tue 22 Oct to 05:42 on Wed 23 Oct and covers all of pradoṣa that evening.

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Who says what

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