Monday 13 March

How it was decided

1. 01

   Aṅga

   Pūrṇimā runs from 21:24 on Sat 11 Mar to 21:24 on Sun 12 Mar.

   2017-03-11T14:53:56Z → 2017-03-12T14:53:47Z

2. 02

   Kāla

   Sāyāhna is last 3 of 15 day muhūrtas: 15:51–18:14 on the 11th, 15:51–18:15 on the 12th.

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

3. 03

   Rule

   Pūrṇimā must be present during sāyāhna. It covers 0 of 144 minutes on the 11th and 144 of 144 on the 12th.

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

4. 04

   Tie-break

   Only one late afternoon qualifies. No tie-break is needed.

   priority: unstated → only-day · margin 11355 s

5. 05

   Counted

   Holī is kept the day after Holikā Dahana: Sunday 12 March is the day taken above.

   follows: holika-dahana + 1 d

6. 06

   Ruling

   Holī, Yangon, 2017: Monday 13 March.

   confidence: determinate

Say it like this

In Yangon, Holī 2017 falls on Monday 13 March. It is kept the day after Holikā Dahana, which falls on Sunday 12 March. Pūrṇimā runs from 21:24 on Sat 11 Mar to 21:24 on Sun 12 Mar and covers all of sāyāhna on the 12th.

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Who says what

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