Ruling · Durgā Navamī · 1925

Sunday 25 October

Determinatein Beirut, under the Rashtriya Panchang method. Clear of every threshold by 201 minutes.

Decide it for

BeirutDelhiKolkataSingaporeSydneyJersey City

33°54′ N 35°30′ E · Asia/Beirut · GeoNames 276781

The two middays

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

Midday of Sunday 25 October

Taken. The only midday Navamī reaches.

madhyāhna begins 10:58  11:46 madhyāhna ends
10:1010:3410:5811:2211:4612:1012:34

48 of 48 minutes covered

Midday of Monday 26 October

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 10:58  11:46 madhyāhna ends
10:1010:3410:5811:2211:4612:1012:34

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 07:37 on Sun 25 Oct to 05:35 on Mon 26 Oct.

    1925-10-25T05:37:12Z → 1925-10-26T03:35:02Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 10:58–11:46 on the 25th, 10:58–11:46 on the 26th.

    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 25th and 0 of 48 on the 26th.

    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 12045 s

  5. 05

    Ruling

    Durgā Navamī, Beirut, 1925: Sunday 25 October.

    confidence: determinate

Say it like this

In Beirut, Durgā Navamī 1925 falls on Sunday 25 October. Navamī runs from 07:37 on Sun 25 Oct to 05:35 on Mon 26 Oct and covers all of madhyāhna that midday.

ahargana.org/beirut/festivals/1925/durga-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 25 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 25 Oct
compat-drikpanchangComparison profileSun 25 Oct
No institution has a recorded ruling for Beirut.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/durga-navami · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Navamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
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.

PlaceNavamīMadhyāhna 25thCoveredMadhyāhna 26thCoveredRuled
Los Angeles21:37 → 19:3511:1348 min11:130 min25 Oct
Chicago23:37 → 21:3511:1048 min11:100 min25 Oct
Jersey City00:37 → 22:3511:1648 min11:160 min25 Oct
Port of Spain01:37 → 23:3511:2648 min11:260 min25 Oct
London05:37 → 03:3511:2048 min11:200 min25 Oct
Durban07:37 → 05:3511:1648 min11:160 min25 Oct
Dubai09:37 → 07:3511:3948 min11:390 min25 Oct
Delhi11:07 → 09:0511:4148 min11:410 min25 Oct
Kolkata11:07 → 09:0510:5737 min10:560 min25 Oct
Singapore12:37 → 10:3511:250 min11:250 min26 Oct
Sydney15:37 → 13:3511:160 min11:1648 min26 Oct
Suva17:37 → 15:3511:270 min11:2748 min26 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
durga-navami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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