Durgā Navamī

1. १Step 1, Aṅga

   Navamī runs from 10:31 on Thu 3 Nov to 11:47 on Fri 4 Nov.

   2011-11-03T05:01:11Z → 2011-11-04T06:16:35Z
2. २Step 2, Kāla

   Madhyāhna is 1 ghaṭikā either side of midday: 11:30–12:18 on the 3rd, 11:30–12:18 on the 4th.

   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 3rd and 16 of 48 on the 4th.

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

   Both middays qualify. Pūrvaviddhā: the first is taken.

   priority: purvaviddha → purvaviddha · margin 987 s
5. ५Step 5, Ruling

   Durgā Navamī, Colombo, 2011: Thursday 3 November.

   confidence: determinate

In Colombo, Durgā Navamī 2011 falls on Thursday 3 November. Navamī runs from 10:31 on Thu 3 Nov to 11:47 on Fri 4 Nov and covers all of madhyāhna that midday. It also reaches the next midday for 16 minutes; by the rule the first midday is taken.

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.