Ruling · Mahānavamī · 2052

Wednesday 2 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 603 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 Tuesday 1 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

Midday of Wednesday 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

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 22:35 on Tue 1 Oct to 00:07 on Thu 3 Oct.

    2052-10-01T14:34:45Z → 2052-10-02T16:07:12Z

  2. 02

    Kāla

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

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

  3. 03

    Rule

    Navamī must be present during madhyāhna. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.

    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 36198 s

  5. 05

    Ruling

    Mahānavamī, Baoding, 2052: Wednesday 2 October.

    confidence: determinate

Say it like this

In Baoding, Mahānavamī 2052 falls on Wednesday 2 October. Navamī runs from 22:35 on Tue 1 Oct to 00:07 on Thu 3 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2052/mahanavami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 2 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 2 Oct
compat-drikpanchangComparison profileWed 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 1stCoveredMadhyāhna 2ndCoveredRuled
Los Angeles07:35 → 09:0712:1848 min12:180 min1 Oct
Chicago09:35 → 11:0712:1648 min12:150 min1 Oct
Jersey City10:35 → 12:0712:2148 min12:210 min1 Oct
Port of Spain10:35 → 12:0711:3148 min11:3136 min1 Oct
London15:35 → 17:0712:260 min12:2548 min2 Oct
Durban16:35 → 18:0711:220 min11:2148 min2 Oct
Dubai18:35 → 20:0711:440 min11:4448 min2 Oct
Delhi20:05 → 21:3711:460 min11:4648 min2 Oct
Kolkata20:05 → 21:3711:020 min11:0248 min2 Oct
Singapore22:35 → 00:0712:300 min12:3048 min2 Oct
Sydney00:35 → 02:0711:210 min11:2148 min2 Oct
Suva02:35 → 04:0711:320 min11:3248 min2 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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