Friday 24 March

How it was decided

1. 01

   Aṅga

   Tṛtīyā runs from 11:44 on Thu 23 Mar to 12:05 on Fri 24 Mar.

   1939-03-23T03:44:18Z → 1939-03-24T04:05:18Z

2. 02

   Kāla

   Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 23rd, 11:23–12:11 on the 24th.

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

3. 03

   Rule

   Tṛtīyā must be present during madhyāhna. It covers 27 of 48 minutes on the 23rd and 42 of 48 on the 24th.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

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 350 s

5. 05

   Ruling

   Gaurī Tṛtīyā, Daqing, 1939: Friday 24 March.

   confidence: boundary (tie-break-unstated)

Say it like this

In Daqing, Gaurī Tṛtīyā (Gangaur) 1939 falls on Friday 24 March. Tṛtīyā runs from 11:44 on Thu 23 Mar to 12:05 on Fri 24 Mar and covers 42 of 48 minutes of madhyāhna that midday. It also reaches the previous midday for 27 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.