Holī

1. १Step 1, Aṅga

   Pūrṇimā runs from 15:59 on Thu 17 Mar to 18:24 on Fri 18 Mar.

   1927-03-17T07:58:45Z → 1927-03-18T10:24:01Z
2. २Step 2, Kāla

   Sāyāhna is last 3 of 15 day muhūrtas: 15:24–17:49 on the 17th, 15:24–17:49 on the 18th.

   sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′
3. ३Step 3, Rule

   Pūrṇimā must be present during sāyāhna. It covers 110 of 145 minutes on the 17th and 145 of 145 on the 18th.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105
4. ४Step 4, 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 2102 s
5. ५Step 5, Counted

   Holī is kept the day after Holikā Dahana: Friday 18 March is the day taken above.

   follows: holika-dahana + 1 d
6. ६Step 6, Ruling

   Holī, Davao, 1927: Saturday 19 March.

   confidence: boundary (tie-break-unstated)

In Davao, Holī 1927 falls on Saturday 19 March. It is kept the day after Holikā Dahana, which falls on Friday 18 March. Pūrṇimā runs from 15:59 on Thu 17 Mar to 18:24 on Fri 18 Mar and covers all of sāyāhna on the 18th. It also reaches the previous late afternoon for 110 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

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

Month

Phālguna, amānta

Pakṣa · aṅga

Śukla · Pūrṇimā

Kāla

Sāyāhna

Priority

Unstated

Tie-break

Longer coverage, as a boundary

Kept

The day after Holikā Dahana

S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana. Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.