Ruling · Akṣaya Navamī (Amla Navami) · 2000

Sunday 5 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 Sunday 5 November

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

06:28 sunrisepūrvāhṇa ends 09:45
06:0406:5207:4008:2809:1610:04

197 of 197 minutes covered

Forenoon of Monday 6 November

Qualifies with 21 of 196 minutes. Not taken.

06:29 sunrisepūrvāhṇa ends 09:45
Navamī ends 06:50:12
06:0506:5307:4108:2909:1710:05

21 of 196 minutes covered, the first 21

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 04:41 on Sun 5 Nov to 06:50 on Mon 6 Nov.

    2000-11-04T20:41:18Z → 2000-11-05T22:50:12Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:28–09:45 on the 5th, 06:29–09:45 on the 6th.

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

  3. 03

    Rule

    Navamī must be present during pūrvāhṇa. It covers 197 of 197 minutes on the 5th and 21 of 196 on the 6th.

    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 1262 s

  5. 05

    Ruling

    Akṣaya Navamī, Daqing, 2000: Sunday 5 November.

    confidence: boundary (tie-break-unstated)

Say it like this

In Daqing, Akṣaya Navamī (Amla Navami) 2000 falls on Sunday 5 November. Navamī runs from 04:41 on Sun 5 Nov to 06:50 on Mon 6 Nov and covers all of pūrvāhṇa that forenoon. It also reaches the next forenoon for 21 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/2000/akshaya-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 5 Nov
Ahargaṇa, classicalDisc centre, no refractionSun 5 Nov
compat-drikpanchangComparison profileSun 5 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 4thCoveredSunrise 5thCoveredRuled
Los Angeles12:41 → 14:5006:160 min06:17213 min5 Nov
Chicago14:41 → 16:5006:270 min06:29204 min5 Nov
Jersey City15:41 → 17:5006:310 min06:32205 min5 Nov
Port of Spain16:41 → 18:5005:580 min05:59234 min5 Nov
London20:41 → 22:5007:000 min07:02188 min5 Nov
Durban22:41 → 00:5004:590 min04:58268 min5 Nov
Dubai00:41 → 02:5006:280 min06:29222 min5 Nov
Delhi02:11 → 04:2006:360 min06:36219 min5 Nov
Kolkata02:11 → 04:2005:430 min05:43224 min5 Nov
Singapore04:41 → 06:5006:460 min06:46241 min5 Nov
Sydney07:41 → 09:5005:520 min05:51162 min6 Nov
Suva08:41 → 10:5005:260 min05:2561 min6 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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