Sunday 14 November

How it was decided

1. 01

   Aṅga

   Aṣṭamī runs from 11:30 on Sat 13 Nov to 13:51 on Sun 14 Nov.

   2010-11-13T03:30:30Z → 2010-11-14T05:51:16Z

2. 02

   Kāla

   Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 13th, 11:00–11:48 on the 14th.

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

3. 03

   Rule

   Aṣṭamī must be present during madhyāhna. It covers 17 of 48 minutes on the 13th and 48 of 48 on the 14th.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

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 1049 s

5. 05

   Ruling

   Gopāṣṭamī, Daqing, 2010: Sunday 14 November.

   confidence: boundary (tie-break-unstated)

Say it like this

In Daqing, Gopāṣṭamī 2010 falls on Sunday 14 November. Aṣṭamī runs from 11:30 on Sat 13 Nov to 13:51 on Sun 14 Nov and covers all of madhyāhna that midday. It also reaches the previous midday for 17 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

Copy with citation

Who says what

Institutional rulings are recorded with a source address, and are never edited to agree.