Sunday 11 March

How it was decided

1. 01

   Aṅga

   Pūrṇimā runs from 15:34 on Sat 10 Mar to 16:28 on Sun 11 Mar.

   1990-03-10T10:04:30Z → 1990-03-11T10:58:30Z

2. 02

   Kāla

   Sāyāhna is last 3 of 15 day muhūrtas: 16:11–18:34 on the 10th, 16:11–18:34 on the 11th.

   sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′

3. 03

   Rule

   Pūrṇimā must be present during sāyāhna. It covers 143 of 143 minutes on the 10th and 17 of 143 on the 11th.

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

4. 04

   Tie-break

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

   priority: unstated → greater-coverage · margin 1041 s

5. 05

   Counted

   Holī is kept the day after Holikā Dahana: Saturday 10 March is the day taken above.

   follows: holika-dahana + 1 d

6. 06

   Ruling

   Holī, Indore, 1990: Sunday 11 March.

   confidence: boundary (tie-break-unstated)

Say it like this

In Indore, Holī 1990 falls on Sunday 11 March. It is kept the day after Holikā Dahana, which falls on Saturday 10 March. Pūrṇimā runs from 15:34 on Sat 10 Mar to 16:28 on Sun 11 Mar and covers all of sāyāhna on the 10th. It also reaches the next late afternoon 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.