Sunday 30 September

How it was decided

1. 01

   Aṅga

   Aṣṭamī runs from 16:19 on Sun 30 Sep to 17:23 on Mon 1 Oct.

   2029-09-30T08:19:13Z → 2029-10-01T09:23:10Z

2. 02

   Kāla

   Pradoṣa is 2 muhūrtas after sunset: 17:22–19:00 on the 30th, 17:20–18:59 on the 1st.

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

3. 03

   Rule

   Aṣṭamī must be present during pradoṣa. It covers 98 of 98 minutes on the 30th and 3 of 99 on the 1st.

   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 196 s < 300 s

5. 05

   Ruling

   Jitāṣṭamī, Daqing, 2029: Sunday 30 September.

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

Say it like this

In Daqing, Jitāṣṭamī (Jitiya) 2029 falls on Sunday 30 September. Aṣṭamī runs from 16:19 on Sun 30 Sep to 17:23 on Mon 1 Oct and covers all 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 16 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.