Ruling · Akṣaya Navamī (Amla Navami) · 1918

Wednesday 13 November

Boundaryin Baoding, under the Rashtriya Panchang method. A threshold is only 3 min 32 s away. Say “contested”.

Decide it for

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

The two forenoons

One ghaṭī is 24 minutes. Pūrvāhṇa is first 5 of 15 day muhūrtas.

Forenoon of Tuesday 12 November

Navamī is absent from pūrvāhṇa. Not taken.

06:56 sunrisepūrvāhṇa ends 10:20
06:3207:2008:0808:5609:4410:32

0 of 204 minutes covered

Forenoon of Wednesday 13 November

Taken. The only forenoon Navamī reaches.

06:58 sunrisepūrvāhṇa ends 10:21
Navamī ends 10:24:11
06:3407:2208:1008:5809:4610:34

203 of 203 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 12:08 on Tue 12 Nov to 10:24 on Wed 13 Nov.

    1918-11-12T04:08:26Z → 1918-11-13T02:24:12Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:56–10:20 on the 12th, 06:58–10:21 on the 13th.

    purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Navamī must be present during pūrvāhṇa. It covers 0 of 204 minutes on the 12th and 203 of 203 on the 13th.

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

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 212 s < 300 s

  5. 05

    Ruling

    Akṣaya Navamī, Baoding, 1918: Wednesday 13 November.

    confidence: boundary (margin)

Say it like this

In Baoding, Akṣaya Navamī (Amla Navami) 1918 falls on Wednesday 13 November. Navamī runs from 12:08 on Tue 12 Nov to 10:24 on Wed 13 Nov and covers all of pūrvāhṇa that forenoon. It is 3 min 32 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/1918/akshaya-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 13 Nov
Ahargaṇa, classicalDisc centre, no refractionWed 13 Nov
compat-drikpanchangComparison profileWed 13 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/akshaya-navami · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Navamī
Kāla
Pūrvāhṇa
Priority
Unstated
Tie-break
Longer coverage, as a boundary
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.

PlaceNavamīSunrise 12thCoveredSunrise 13thCoveredRuled
Los Angeles20:08 → 18:2406:23210 min06:240 min12 Nov
Chicago22:08 → 20:2406:36199 min06:370 min12 Nov
Jersey City23:08 → 21:2406:39201 min06:400 min12 Nov
Port of Spain00:08 → 22:2406:01233 min06:010 min12 Nov
London04:08 → 02:2407:12181 min07:140 min12 Nov
Durban06:08 → 04:2404:55197 min04:540 min12 Nov
Dubai07:49 → 06:0506:14124 min06:150 min12 Nov
Delhi09:38 → 07:5406:4139 min06:4272 min13 Nov
Kolkata09:38 → 07:5405:470 min05:48127 min13 Nov
Singapore11:08 → 09:2405:470 min05:47217 min13 Nov
Sydney14:08 → 12:2404:470 min04:46276 min13 Nov
Suva16:08 → 14:2405:230 min05:23258 min13 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
akshaya-navami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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