Sunday 1 March

How it was decided

1. 01

   Aṅga

   Pūrṇimā runs from 17:19 on Fri 27 Feb to 19:59 on Sat 28 Feb.

   1953-02-27T16:19:08Z → 1953-02-28T18:58:42Z

2. 02

   Kāla

   Sāyāhna is last 3 of 15 day muhūrtas: 16:01–18:28 on the 27th, 16:01–18:28 on the 28th.

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

3. 03

   Rule

   Pūrṇimā must be present during sāyāhna. It covers 69 of 147 minutes on the 27th and 147 of 147 on the 28th.

   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 4145 s

5. 05

   Counted

   Holī is kept the day after Holikā Dahana: Saturday 28 February is the day taken above.

   follows: holika-dahana + 1 d

6. 06

   Ruling

   Holī, Luanda, 1953: Sunday 1 March.

   confidence: boundary (tie-break-unstated)

Say it like this

In Luanda, Holī 1953 falls on Sunday 1 March. It is kept the day after Holikā Dahana, which falls on Saturday 28 February. Pūrṇimā runs from 17:19 on Fri 27 Feb to 19:59 on Sat 28 Feb and covers all of sāyāhna on the 28th. It also reaches the previous late afternoon for 69 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.