Durgā Navamī

1. १Step 1, Aṅga

   Navamī runs from 00:25 on Sun 1 Nov to 02:51 on Mon 2 Nov.

   2071-10-31T13:24:34Z → 2071-11-01T15:51:17Z
2. २Step 2, Kāla

   Madhyāhna is 1 ghaṭikā either side of midday: 12:15–13:03 on the 1st, 12:15–13:03 on the 2nd.

   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 1st and 0 of 48 on the 2nd.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
4. ४Step 4, Tie-break

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

   priority: purvaviddha → only-day · margin 33832 s
5. ५Step 5, Ruling

   Durgā Navamī, Sydney, 2071: Sunday 1 November.

   confidence: determinate

In Sydney, Durgā Navamī 2071 falls on Sunday 1 November. Navamī runs from 00:25 on Sun 1 Nov to 02:51 on Mon 2 Nov and covers all of madhyāhna that midday.

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

Month

Kārtika, amānta

Pakṣa · aṅga

Śukla · Navamī

Kāla

Madhyāhna

Priority

Pūrvaviddhā

Tie-break

First day

Reference

CRC 1955, p. 104

S 9 Aksaya navami (purvahnavyapini), Jagaddhatri puja (Bengal), (udayavyapini one muhurta), Anla navami (Orissa), Durga navami (purvaviddha), Gauri vrata. Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.