Friday 23 September

How it was decided

1. 01

   Aṅga

   Aṣṭamī runs from 17:47 on Thu 22 Sep to 19:25 on Fri 23 Sep.

   1932-09-22T11:53:31Z → 1932-09-23T13:31:36Z

2. 02

   Kāla

   Pradoṣa is 2 muhūrtas after sunset: 17:42–19:17 on the 22nd, 17:41–19:16 on the 23rd.

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

3. 03

   Rule

   Aṣṭamī must be present during pradoṣa. It covers 91 of 95 minutes on the 22nd and 95 of 95 on the 23rd.

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

4. 04

   Tie-break

   Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.

   priority: unstated → greater-coverage · margin 254 s < 300 s

5. 05

   Ruling

   Jitāṣṭamī, Chattogram, 1932: Friday 23 September.

   confidence: boundary (margin, tie-break-unstated)

Say it like this

In Chattogram, Jitāṣṭamī (Jitiya) 1932 falls on Friday 23 September. Aṣṭamī runs from 17:47 on Thu 22 Sep to 19:25 on Fri 23 Sep and covers all of pradoṣa that evening. It also reaches the previous evening for 91 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 4 min 14 s from a threshold: treat the date as contested.

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Who says what

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