Tuesday 2 February

How it was decided

1. 01

   Aṅga

   Pañcamī runs from 11:42 on Mon 1 Feb to 14:18 on Tue 2 Feb.

   2055-02-01T03:41:37Z → 2055-02-02T06:17:41Z

2. 02

   Kāla

   Madhyāhna is 1 ghaṭikā either side of midday: 11:30–12:18 on the 1st, 11:30–12:18 on the 2nd.

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

3. 03

   Rule

   Pañcamī must be present during madhyāhna. It covers 36 of 48 minutes on the 1st and 48 of 48 on the 2nd.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105

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 709 s

5. 05

   Ruling

   Vasanta Pañcamī, Daqing, 2055: Tuesday 2 February.

   confidence: boundary (tie-break-unstated)

Say it like this

In Daqing, Vasanta Pañcamī 2055 falls on Tuesday 2 February. Pañcamī runs from 11:42 on Mon 1 Feb to 14:18 on Tue 2 Feb and covers all of madhyāhna that midday. It also reaches the previous midday for 36 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.