Ruling · Akṣaya Navamī (Amla Navami) · 1911

Tuesday 31 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 91 minutes.

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 31 October

Taken. The only forenoon Navamī reaches.

06:43 sunrisepūrvāhṇa ends 10:15
06:1907:0707:5508:4309:3110:19

212 of 212 minutes covered

Forenoon of Wednesday 1 November

Navamī is absent from pūrvāhṇa. Not taken.

06:44 sunrisepūrvāhṇa ends 10:16
06:2007:0807:5608:4409:3210:20

0 of 212 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 03:40 on Tue 31 Oct to 05:13 on Wed 1 Nov.

    1911-10-30T19:40:11Z → 1911-10-31T21:12:58Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:43–10:15 on the 31st, 06:44–10:16 on the 1st.

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

  3. 03

    Rule

    Navamī must be present during pūrvāhṇa. It covers 212 of 212 minutes on the 31st and 0 of 212 on the 1st.

    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 5462 s

  5. 05

    Ruling

    Akṣaya Navamī, Baoding, 1911: Tuesday 31 October.

    confidence: determinate

Say it like this

In Baoding, Akṣaya Navamī (Amla Navami) 1911 falls on Tuesday 31 October. Navamī runs from 03:40 on Tue 31 Oct to 05:13 on Wed 1 Nov and covers all of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/1911/akshaya-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 31 Oct
Ahargaṇa, classicalDisc centre, no refractionTue 31 Oct
compat-drikpanchangComparison profileTue 31 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 30thCoveredSunrise 31stCoveredRuled
Los Angeles11:40 → 13:1306:100 min06:11217 min31 Oct
Chicago13:40 → 15:1306:200 min06:21209 min31 Oct
Jersey City14:40 → 16:1306:240 min06:25210 min31 Oct
Port of Spain15:40 → 17:1305:570 min05:57235 min31 Oct
London19:40 → 21:1306:490 min06:51195 min31 Oct
Durban21:40 → 23:1305:050 min05:04264 min31 Oct
Dubai23:21 → 00:5406:060 min06:06225 min31 Oct
Delhi01:10 → 02:4306:310 min06:32222 min31 Oct
Kolkata01:10 → 02:4305:400 min05:40227 min31 Oct
Singapore02:40 → 04:1305:460 min05:46241 min31 Oct
Sydney05:40 → 07:1304:590 min04:58225 min31 Oct
Suva07:35 → 09:0805:240 min05:24123 min1 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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