Rāma Navamī

1. १Step 1, Aṅga

   Navamī runs from 04:14 on Wed 21 Apr to 04:06 on Thu 22 Apr.

   2021-04-20T19:13:50Z → 2021-04-21T19:05:32Z
2. २Step 2, Kāla

   Madhyāhna is 1 ghaṭikā either side of midday: 11:10–11:58 on the 21st, 11:10–11:58 on the 22nd.

   madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
3. ३Step 3, Rule

   Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 21st and 0 of 48 on the 22nd.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102
4. ४Step 4, Tie-break

   Only one midday qualifies. No tie-break is needed.

   priority: unstated → only-day · margin 24954 s
5. ५Step 5, Ruling

   Rāma Navamī, Sapporo, 2021: Wednesday 21 April.

   confidence: determinate

In Sapporo, Rāma Navamī 2021 falls on Wednesday 21 April. Navamī runs from 04:14 on Wed 21 Apr to 04:06 on Thu 22 Apr and covers all of madhyāhna that midday.

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

Month

Caitra, amānta

Pakṣa · aṅga

Śukla · Navamī

Kāla

Madhyāhna

Priority

Unstated

Tie-break

Longer coverage, as a boundary

Reference

CRC 1955, p. 102

S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti. Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.