Ruling · Akṣaya Navamī (Amla Navami) · 1903

Thursday 29 October

Boundaryin Baoding, under the Rashtriya Panchang method. Both forenoons qualify and the rule does not say which to take. 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 Thursday 29 October

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

06:41 sunrisepūrvāhṇa ends 10:15
06:1707:0507:5308:4109:2910:17

214 of 214 minutes covered

Forenoon of Friday 30 October

Qualifies with 97 of 213 minutes. Not taken.

06:42 sunrisepūrvāhṇa ends 10:15
Navamī ends 08:18:27
06:1807:0607:5408:4209:3010:18

97 of 213 minutes covered, the first 97

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 05:48 on Thu 29 Oct to 08:18 on Fri 30 Oct.

    1903-10-28T21:48:27Z → 1903-10-30T00:18:28Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:41–10:15 on the 29th, 06:42–10:15 on the 30th.

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

  3. 03

    Rule

    Navamī must be present during pūrvāhṇa. It covers 214 of 214 minutes on the 29th and 97 of 213 on the 30th.

    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 3135 s

  5. 05

    Ruling

    Akṣaya Navamī, Baoding, 1903: Thursday 29 October.

    confidence: boundary (tie-break-unstated)

Say it like this

In Baoding, Akṣaya Navamī (Amla Navami) 1903 falls on Thursday 29 October. Navamī runs from 05:48 on Thu 29 Oct to 08:18 on Fri 30 Oct and covers all of pūrvāhṇa that forenoon. It also reaches the next forenoon for 97 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

ahargana.org/baoding/festivals/1903/akshaya-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 29 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 29 Oct
compat-drikpanchangComparison profileThu 29 Oct
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 28thCoveredSunrise 30thCoveredRuled
Los Angeles13:48 → 16:1806:080 min06:100 min29 Oct
Chicago15:48 → 18:1806:170 min06:200 min29 Oct
Jersey City16:48 → 19:1806:210 min06:230 min29 Oct
Port of Spain17:48 → 20:1805:570 min05:570 min29 Oct
London21:48 → 00:1806:450 min06:490 min29 Oct
Durban23:48 → 02:1805:060 min05:050 min29 Oct
Dubai01:29 → 03:5906:040 min06:060 min29 Oct
Delhi03:09 → 05:3906:210 min06:220 min29 Oct
Kolkata03:09 → 05:3905:290 min05:309 min29 Oct
Singapore04:43 → 07:1305:420 min05:4192 min29 Oct
Sydney07:48 → 10:1805:010 min04:59267 min30 Oct
Suva09:43 → 12:1305:250 min05:24254 min30 Oct
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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