Thursday 25 September

How it was decided

1. 01

   Aṅga

   Aṣṭamī runs from 19:18 on Thu 25 Sep to 18:35 on Fri 26 Sep.

   2081-09-25T13:48:26Z → 2081-09-26T13:04:55Z

2. 02

   Kāla

   Pradoṣa is 2 muhūrtas after sunset: 18:31–20:07 on the 25th, 18:30–20:06 on the 26th.

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

3. 03

   Rule

   Aṣṭamī must be present during pradoṣa. It covers 49 of 96 minutes on the 25th and 4 of 96 on the 26th.

   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 265 s < 300 s

5. 05

   Ruling

   Jitāṣṭamī, Thāne, 2081: Thursday 25 September.

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

Say it like this

In Thāne, Jitāṣṭamī (Jitiya) 2081 falls on Thursday 25 September. Aṣṭamī runs from 19:18 on Thu 25 Sep to 18:35 on Fri 26 Sep and covers 49 of 96 minutes 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 25 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.