Ruling · Mahānavamī · 1909

Saturday 23 October

Determinatein Multan, under the Rashtriya Panchang method. Clear of every threshold by 591 minutes.

Decide it for

30°12′ N 71°29′ E · Asia/Karachi · GeoNames 1169825

The two middays

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

Midday of Friday 22 October

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:05  12:53 madhyāhna ends
11:1711:4112:0512:2912:5313:1713:41

0 of 48 minutes covered

Midday of Saturday 23 October

Taken. The only midday Navamī reaches.

madhyāhna begins 12:04  12:52 madhyāhna ends
11:1611:4012:0412:2812:5213:1613:40

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 00:08 on Sat 23 Oct to 22:43 on Sat 23 Oct.

    1909-10-22T18:37:50Z → 1909-10-23T17:13:13Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:05–12:53 on the 22nd, 12:04–12:52 on the 23rd.

    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 22nd and 48 of 48 on the 23rd.

    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 35450 s

  5. 05

    Ruling

    Mahānavamī, Multan, 1909: Saturday 23 October.

    confidence: determinate

Say it like this

In Multan, Mahānavamī 1909 falls on Saturday 23 October. Navamī runs from 00:08 on Sat 23 Oct to 22:43 on Sat 23 Oct and covers all of madhyāhna that midday.

ahargana.org/multan/festivals/1909/mahanavami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 23 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 23 Oct
compat-drikpanchangComparison profileSat 23 Oct
No institution has a recorded ruling for Multan.

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 22ndCoveredMadhyāhna 23rdCoveredRuled
Los Angeles10:38 → 09:1311:1348 min11:130 min22 Oct
Chicago12:38 → 11:1311:110 min11:112 min23 Oct
Jersey City13:38 → 12:1311:170 min11:1648 min23 Oct
Port of Spain14:38 → 13:1311:270 min11:2648 min23 Oct
London18:38 → 17:1311:210 min11:2148 min23 Oct
Durban20:38 → 19:1311:170 min11:1748 min23 Oct
Dubai22:19 → 20:5411:200 min11:2048 min23 Oct
Delhi00:08 → 22:4311:420 min11:4148 min23 Oct
Kolkata00:08 → 22:4310:570 min10:5748 min23 Oct
Singapore01:38 → 00:1311:250 min11:2548 min23 Oct
Sydney04:38 → 03:1311:160 min11:1648 min23 Oct
Suva06:33 → 05:0811:220 min11:2248 min23 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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