Ruling · Akṣaya Navamī (Amla Navami) · 2083

Wednesday 17 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 Wednesday 17 November

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

06:45 sunrisepūrvāhṇa ends 09:52
Navamī begins 07:32:39
06:2107:0907:5708:4509:3310:21

139 of 187 minutes covered, the last 139

Forenoon of Thursday 18 November

Qualifies with 40 of 186 minutes. Not taken.

06:46 sunrisepūrvāhṇa ends 09:52
Navamī ends 07:26:03
06:2207:1007:5808:4609:3410:22

40 of 186 minutes covered, the first 40

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 07:33 on Wed 17 Nov to 07:26 on Thu 18 Nov.

    2083-11-16T23:32:39Z → 2083-11-17T23:26:03Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:45–09:52 on the 17th, 06:46–09:52 on the 18th.

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

  3. 03

    Rule

    Navamī must be present during pūrvāhṇa. It covers 139 of 187 minutes on the 17th and 40 of 186 on the 18th.

    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 2376 s

  5. 05

    Ruling

    Akṣaya Navamī, Daqing, 2083: Wednesday 17 November.

    confidence: boundary (tie-break-unstated)

Say it like this

In Daqing, Akṣaya Navamī (Amla Navami) 2083 falls on Wednesday 17 November. Navamī runs from 07:33 on Wed 17 Nov to 07:26 on Thu 18 Nov and covers 139 of 187 minutes of pūrvāhṇa that forenoon. It also reaches the next forenoon for 40 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/2083/akshaya-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 17 Nov
Ahargaṇa, classicalDisc centre, no refractionWed 17 Nov
compat-drikpanchangComparison profileWed 17 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 16thCoveredSunrise 17thCoveredRuled
Los Angeles15:33 → 15:2606:270 min06:28207 min17 Nov
Chicago17:33 → 17:2606:420 min06:43195 min17 Nov
Jersey City18:33 → 18:2606:450 min06:46197 min17 Nov
Port of Spain19:33 → 19:2606:020 min06:03232 min17 Nov
London23:33 → 23:2607:210 min07:23175 min17 Nov
Durban01:33 → 01:2604:520 min04:51273 min17 Nov
Dubai03:33 → 03:2606:370 min06:37218 min17 Nov
Delhi05:03 → 04:5606:450 min06:46214 min17 Nov
Kolkata05:03 → 04:5605:500 min05:51220 min17 Nov
Singapore07:33 → 07:2606:480 min06:48197 min17 Nov
Sydney10:33 → 10:2605:440 min05:430 min18 Nov
Suva11:33 → 11:2605:220 min05:220 min18 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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