Ruling · Durgā Navamī · 1904

Wednesday 16 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 561 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

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

Midday of Tuesday 15 November

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

0 of 48 minutes covered

Midday of Wednesday 16 November

Taken. The only midday Navamī reaches.

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

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 21:47 on Tue 15 Nov to 00:25 on Thu 17 Nov.

    1904-11-15T13:47:24Z → 1904-11-16T16:25:23Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 15th, 11:39–12:27 on the 16th.

    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 15th and 48 of 48 on the 16th.

    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 33650 s

  5. 05

    Ruling

    Durgā Navamī, Baoding, 1904: Wednesday 16 November.

    confidence: determinate

Say it like this

In Baoding, Durgā Navamī 1904 falls on Wednesday 16 November. Navamī runs from 21:47 on Tue 15 Nov to 00:25 on Thu 17 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1904/durga-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 16 Nov
Ahargaṇa, classicalDisc centre, no refractionWed 16 Nov
compat-drikpanchangComparison profileWed 16 Nov
No institution has a recorded ruling for Baoding.

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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles05:47 → 08:2511:1448 min11:140 min15 Nov
Chicago07:47 → 10:2511:1148 min11:110 min15 Nov
Jersey City08:47 → 11:2511:1748 min11:178 min15 Nov
Port of Spain09:47 → 12:2511:2748 min11:2748 min15 Nov
London13:47 → 16:2511:210 min11:2148 min16 Nov
Durban15:47 → 18:2511:170 min11:1748 min16 Nov
Dubai17:28 → 20:0611:200 min11:2048 min16 Nov
Delhi19:08 → 21:4611:330 min11:3348 min16 Nov
Kolkata19:08 → 21:4610:480 min10:4848 min16 Nov
Singapore20:42 → 23:2011:200 min11:2048 min16 Nov
Sydney23:47 → 02:2511:160 min11:1648 min16 Nov
Suva01:42 → 04:2011:220 min11:2248 min16 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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