Ruling · Durgā Navamī · 2049

Wednesday 3 November

Determinatein Harbin, under the Rashtriya Panchang method. Clear of every threshold by 21 minutes.

Decide it for

45°45′ N 126°39′ E · Asia/Shanghai · GeoNames 2037013

The two middays

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

Midday of Wednesday 3 November

Taken. The only midday Navamī reaches.

madhyāhna begins 10:53  11:41 madhyāhna ends
Navamī begins 11:13:55
10:0510:2910:5311:1711:4112:0512:29

27 of 48 minutes covered, the last 27

Midday of Thursday 4 November

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 10:53  11:41 madhyāhna ends
10:0510:2910:5311:1711:4112:0512:29

0 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 11:14 on Wed 3 Nov to 09:03 on Thu 4 Nov.

    2049-11-03T03:13:55Z → 2049-11-04T01:03:18Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 10:53–11:41 on the 3rd, 10:53–11:41 on the 4th.

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

  3. 03

    Rule

    Navamī must be present during madhyāhna. It covers 27 of 48 minutes on the 3rd and 0 of 48 on the 4th.

    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 1273 s

  5. 05

    Ruling

    Durgā Navamī, Harbin, 2049: Wednesday 3 November.

    confidence: determinate

Say it like this

In Harbin, Durgā Navamī 2049 falls on Wednesday 3 November. Navamī runs from 11:14 on Wed 3 Nov to 09:03 on Thu 4 Nov and covers 27 of 48 minutes of madhyāhna that midday.

ahargana.org/harbin/festivals/2049/durga-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 3 Nov
Ahargaṇa, classicalDisc centre, no refractionWed 3 Nov
compat-drikpanchangComparison profileWed 3 Nov
No institution has a recorded ruling for Harbin.

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 3rdCoveredMadhyāhna 4thCoveredRuled
Los Angeles20:14 → 18:0312:1248 min12:120 min3 Nov
Chicago22:14 → 20:0312:1048 min12:100 min3 Nov
Jersey City23:14 → 21:0312:1648 min12:160 min3 Nov
Port of Spain23:14 → 21:0311:2648 min11:260 min3 Nov
London03:14 → 01:0311:2048 min11:200 min3 Nov
Durban05:14 → 03:0311:1648 min11:160 min3 Nov
Dubai07:14 → 05:0311:3848 min11:380 min3 Nov
Delhi08:44 → 06:3311:4148 min11:410 min3 Nov
Kolkata08:44 → 06:3310:5648 min10:560 min3 Nov
Singapore11:14 → 09:0312:2448 min12:240 min3 Nov
Sydney14:14 → 12:0312:150 min12:150 min4 Nov
Suva15:14 → 13:0311:260 min11:2648 min4 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

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