Ruling · Akṣaya Navamī (Amla Navami) · 1908

Tuesday 3 November

Boundaryin Daqing, under the Rashtriya Panchang method. Both forenoons qualify and the rule does not say which to take. Say “contested”.

Decide it for

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two forenoons

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

Forenoon of Monday 2 November

Qualifies with 27 of 201 minutes. Not taken.

06:22 sunrisepūrvāhṇa ends 09:43
Navamī begins 09:16:17
05:5806:4607:3408:2209:1009:58

27 of 201 minutes covered, the last 27

Forenoon of Tuesday 3 November

Taken. Both forenoons qualify; the rule is silent, and this one is covered longer.

06:24 sunrisepūrvāhṇa ends 09:44
Navamī ends 07:03:08
06:0006:4807:3608:2409:1210:00

39 of 200 minutes covered, the first 39

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 09:16 on Mon 2 Nov to 07:03 on Tue 3 Nov.

    1908-11-02T01:16:18Z → 1908-11-02T23:03:08Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:22–09:43 on the 2nd, 06:24–09:44 on the 3rd.

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

  3. 03

    Rule

    Navamī must be present during pūrvāhṇa. It covers 27 of 201 minutes on the 2nd and 39 of 200 on the 3rd.

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

  4. 04

    Tie-break

    Both forenoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.

    priority: unstated → greater-coverage · margin 1606 s

  5. 05

    Ruling

    Akṣaya Navamī, Daqing, 1908: Tuesday 3 November.

    confidence: boundary (tie-break-unstated)

Say it like this

In Daqing, Akṣaya Navamī (Amla Navami) 1908 falls on Tuesday 3 November. Navamī runs from 09:16 on Mon 2 Nov to 07:03 on Tue 3 Nov and covers 39 of 200 minutes of pūrvāhṇa that forenoon. It also reaches the previous forenoon for 27 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

ahargana.org/daqing/festivals/1908/akshaya-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 3 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 3 Nov
compat-drikpanchangComparison profileTue 3 Nov
No institution has a recorded ruling for Daqing.

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 2ndCoveredSunrise 3rdCoveredRuled
Los Angeles17:16 → 15:0306:14215 min06:150 min2 Nov
Chicago19:16 → 17:0306:24206 min06:260 min2 Nov
Jersey City20:16 → 18:0306:28208 min06:290 min2 Nov
Port of Spain21:16 → 19:0305:58235 min05:580 min2 Nov
London01:16 → 23:0306:55192 min06:570 min2 Nov
Durban03:16 → 01:0305:01266 min05:010 min2 Nov
Dubai04:57 → 02:4406:08224 min06:080 min2 Nov
Delhi06:46 → 04:3306:34208 min06:340 min2 Nov
Kolkata06:46 → 04:3305:41161 min05:420 min2 Nov
Singapore08:16 → 06:0305:4691 min05:4617 min2 Nov
Sydney11:16 → 09:0304:550 min04:54249 min3 Nov
Suva13:11 → 10:5805:220 min05:22256 min3 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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