Ruling · Durgā Navamī · 1950

Friday 17 November

Determinatein Daegu, under the Rashtriya Panchang method. Clear of every threshold by 12 minutes.

Decide it for

35°52′ N 128°36′ E · Asia/Seoul · GeoNames 1835329

The two middays

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

Midday of Friday 17 November

Taken. Both middays qualify; the rule takes the first.

madhyāhna begins 11:46  12:34 madhyāhna ends
Navamī begins 12:00:02
10:5811:2211:4612:1012:3412:5813:22

34 of 48 minutes covered, the last 34

Midday of Saturday 18 November

Qualifies with 36 of 48 minutes. Not taken.

madhyāhna begins 11:46  12:34 madhyāhna ends
Navamī ends 12:22:03
10:5811:2211:4612:1012:3412:5813:22

36 of 48 minutes covered, the first 36

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 12:00 on Fri 17 Nov to 12:22 on Sat 18 Nov.

    1950-11-17T03:00:03Z → 1950-11-18T03:22:03Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 17th, 11:46–12:34 on the 18th.

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

  3. 03

    Rule

    Navamī must be present during madhyāhna. It covers 34 of 48 minutes on the 17th and 36 of 48 on the 18th.

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

  4. 04

    Tie-break

    Both middays qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 746 s

  5. 05

    Ruling

    Durgā Navamī, Daegu, 1950: Friday 17 November.

    confidence: determinate

Say it like this

In Daegu, Durgā Navamī 1950 falls on Friday 17 November. Navamī runs from 12:00 on Fri 17 Nov to 12:22 on Sat 18 Nov and covers 34 of 48 minutes of madhyāhna that midday. It also reaches the next midday for 36 minutes; by the rule the first midday is taken.

ahargana.org/daegu/festivals/1950/durga-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 17 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 17 Nov
compat-drikpanchangComparison profileFri 17 Nov
No institution has a recorded ruling for Daegu.

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 17thCoveredMadhyāhna 18thCoveredRuled
Los Angeles19:00 → 19:2211:1448 min11:140 min17 Nov
Chicago21:00 → 21:2211:1148 min11:120 min17 Nov
Jersey City22:00 → 22:2211:1748 min11:170 min17 Nov
Port of Spain23:00 → 23:2211:2748 min11:270 min17 Nov
London03:00 → 03:2211:2148 min11:210 min17 Nov
Durban05:00 → 05:2211:1748 min11:170 min17 Nov
Dubai07:00 → 07:2211:4048 min11:400 min17 Nov
Delhi08:30 → 08:5211:4248 min11:420 min17 Nov
Kolkata08:30 → 08:5210:5748 min10:580 min17 Nov
Singapore10:30 → 10:5211:5548 min11:560 min17 Nov
Sydney13:00 → 13:2211:160 min11:1648 min18 Nov
Suva15:00 → 15:2211:270 min11:2748 min18 Nov
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

About Ahargaṇa