Friday 1 September

How it was decided

1. 01

   Aṅga

   Aṣṭamī runs from 13:38 on Thu 31 Aug to 14:04 on Fri 1 Sep.

   2006-08-31T10:37:31Z → 2006-09-01T11:03:45Z

2. 02

   Kāla

   Madhyāhna is 1 ghaṭikā either side of midday: 12:52–13:40 on the 31st, 12:51–13:39 on the 1st.

   madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

3. 03

   Rule

   Aṣṭamī must be present during madhyāhna. It covers 2 of 48 minutes on the 31st and 48 of 48 on the 1st.

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

4. 04

   Tie-break

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

   priority: unstated → greater-coverage · margin 122 s < 300 s

5. 05

   Ruling

   Rādhāṣṭamī, Bucharest, 2006: Friday 1 September.

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

Say it like this

In Bucharest, Rādhāṣṭamī 2006 falls on Friday 1 September. Aṣṭamī runs from 13:38 on Thu 31 Aug to 14:04 on Fri 1 Sep and covers all of madhyāhna that midday. It also reaches the previous midday for 2 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 2 min 02 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.