Ruling · Mahānavamī · 1995

Monday 2 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 134 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Monday 2 October

Taken. The only midday Navamī reaches.

madhyāhna begins 11:43  12:31 madhyāhna ends
10:5511:1911:4312:0712:3112:5513:19

48 of 48 minutes covered

Midday of Tuesday 3 October

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:43  12:31 madhyāhna ends
10:5511:1911:4312:0712:3112:5513:19

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 09:30 on Mon 2 Oct to 07:23 on Tue 3 Oct.

    1995-10-02T01:29:50Z → 1995-10-02T23:22:40Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 2nd, 11:43–12:31 on the 3rd.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.

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

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 8015 s

  5. 05

    Ruling

    Mahānavamī, Baoding, 1995: Monday 2 October.

    confidence: determinate

Say it like this

In Baoding, Mahānavamī 1995 falls on Monday 2 October. Navamī runs from 09:30 on Mon 2 Oct to 07:23 on Tue 3 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1995/mahanavami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 2 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 2 Oct
compat-drikpanchangComparison profileMon 2 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/mahanavami · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Śukla · Navamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 104

“S 9 Mahanavami (purvaviddha) (In Bengal it is observed as paraviddha covering one muhurta from sunrise).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104. The Bengal reading (paraviddha, one muhūrta from sunrise) is not applied.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceNavamīMadhyāhna 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles18:30 → 16:2312:1848 min12:180 min2 Oct
Chicago20:30 → 18:2312:1648 min12:150 min2 Oct
Jersey City21:30 → 19:2312:2148 min12:210 min2 Oct
Port of Spain21:30 → 19:2311:3148 min11:310 min2 Oct
London02:30 → 00:2312:2648 min12:250 min2 Oct
Durban03:30 → 01:2311:2248 min11:210 min2 Oct
Dubai05:30 → 03:2311:4448 min11:440 min2 Oct
Delhi07:00 → 04:5311:4648 min11:460 min2 Oct
Kolkata07:00 → 04:5311:0248 min11:020 min2 Oct
Singapore09:30 → 07:2312:3048 min12:300 min2 Oct
Sydney11:30 → 09:2311:2139 min11:210 min2 Oct
Suva13:30 → 11:2311:320 min11:320 min3 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
mahanavami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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