Thursday 5 October

How it was decided

1. 01

   Aṅga

   Aṣṭamī runs from 19:10 on Thu 5 Oct to 17:37 on Fri 6 Oct.

   1939-10-05T18:09:32Z → 1939-10-06T16:37:08Z

2. 02

   Kāla

   Pradoṣa is 2 muhūrtas after sunset: 17:36–19:17 on the 5th, 17:34–19:16 on the 6th.

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

3. 03

   Rule

   Aṣṭamī must be present during pradoṣa. It covers 8 of 101 minutes on the 5th and 3 of 102 on the 6th.

   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 193 s < 300 s

5. 05

   Ruling

   Jitāṣṭamī, Berlin, 1939: Thursday 5 October.

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

Say it like this

In Berlin, Jitāṣṭamī (Jitiya) 1939 falls on Thursday 5 October. Aṣṭamī runs from 19:10 on Thu 5 Oct to 17:37 on Fri 6 Oct and covers 8 of 101 minutes of pradoṣa that evening. It also reaches the next evening for 3 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 3 min 13 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.