Ruling · Durgā Navamī · 2060

Tuesday 2 November

Determinatein Luanda, under the Rashtriya Panchang method. Clear of every threshold by 637 minutes.

Decide it for

LuandaDelhiKolkataSingaporeSydneyJersey City

8°50′ S 13°14′ E · Africa/Luanda · GeoNames 2240449

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Monday 1 November

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:27  12:15 madhyāhna ends
10:3911:0311:2711:5112:1512:3913:03

0 of 48 minutes covered

Midday of Tuesday 2 November

Taken. The only midday Navamī reaches.

madhyāhna begins 11:27  12:15 madhyāhna ends
10:3911:0311:2711:5112:1512:3913:03

48 of 48 minutes covered

Navamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Navamī runs from 23:46 on Mon 1 Nov to 22:52 on Tue 2 Nov.

    2060-11-01T22:46:27Z → 2060-11-02T21:51:33Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:27–12:15 on the 1st, 11:27–12:15 on the 2nd.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Navamī must be present during madhyāhna. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 38208 s

  5. 05

    Ruling

    Durgā Navamī, Luanda, 2060: Tuesday 2 November.

    confidence: determinate

Say it like this

In Luanda, Durgā Navamī 2060 falls on Tuesday 2 November. Navamī runs from 23:46 on Mon 1 Nov to 22:52 on Tue 2 Nov and covers all of madhyāhna that midday.

ahargana.org/luanda/festivals/2060/durga-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 2 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 2 Nov
compat-drikpanchangComparison profileTue 2 Nov
No institution has a recorded ruling for Luanda.

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

The rule, as data

/rules/durga-navami · ruleset 2026.3-draft

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.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceNavamīMadhyāhna 1stCoveredMadhyāhna 2ndCoveredRuled
Los Angeles15:46 → 14:5212:120 min12:1248 min2 Nov
Chicago17:46 → 16:5212:100 min12:1048 min2 Nov
Jersey City18:46 → 17:5212:160 min12:1648 min2 Nov
Port of Spain18:46 → 17:5211:260 min11:2648 min2 Nov
London22:46 → 21:5211:200 min11:2048 min2 Nov
Durban00:46 → 23:5211:160 min11:1648 min2 Nov
Dubai02:46 → 01:5211:380 min11:3848 min2 Nov
Delhi04:16 → 03:2211:410 min11:4148 min2 Nov
Kolkata04:16 → 03:2210:560 min10:5648 min2 Nov
Singapore06:46 → 05:5212:240 min12:2448 min2 Nov
Sydney09:46 → 08:5212:150 min12:1548 min2 Nov
Suva10:46 → 09:5211:260 min11:2648 min2 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
durga-navami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa