Saturday 23 September

How it was decided

1. 01

   Aṅga

   Aṣṭamī runs from 18:07 on Sat 23 Sep to 20:14 on Sun 24 Sep.

   1978-09-23T16:07:26Z → 1978-09-24T18:13:34Z

2. 02

   Kāla

   Pradoṣa is 2 muhūrtas after sunset: 20:11–21:46 on the 23rd, 20:09–21:45 on the 24th.

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

3. 03

   Rule

   Aṣṭamī must be present during pradoṣa. It covers 95 of 95 minutes on the 23rd and 4 of 95 on the 24th.

   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 266 s < 300 s

5. 05

   Ruling

   Jitāṣṭamī, Madrid, 1978: Saturday 23 September.

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

Say it like this

In Madrid, Jitāṣṭamī (Jitiya) 1978 falls on Saturday 23 September. Aṣṭamī runs from 18:07 on Sat 23 Sep to 20:14 on Sun 24 Sep and covers all of pradoṣa that evening. It also reaches the next evening for 4 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 26 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.