Sunday 20 March

How it was decided

1. 01

   Aṅga

   Pūrṇimā runs from 06:07 on Sat 19 Mar to 02:10 on Sun 20 Mar.

   2011-03-18T22:06:54Z → 2011-03-19T18:10:03Z

2. 02

   Kāla

   Sāyāhna is last 3 of 15 day muhūrtas: 16:04–18:31 on the 18th, 16:03–18:30 on the 19th.

   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 147 minutes on the 18th and 146 of 146 on the 19th.

   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 27625 s

5. 05

   Counted

   Holī is kept the day after Holikā Dahana: Saturday 19 March is the day taken above.

   follows: holika-dahana + 1 d

6. 06

   Ruling

   Holī, Perth, 2011: Sunday 20 March.

   confidence: determinate

Say it like this

In Perth, Holī 2011 falls on Sunday 20 March. It is kept the day after Holikā Dahana, which falls on Saturday 19 March. Pūrṇimā runs from 06:07 on Sat 19 Mar to 02:10 on Sun 20 Mar and covers all of sāyāhna on the 19th.

Copy with citation

Who says what

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