Ruling · Durgā Navamī · 2059

Friday 14 November

Boundaryin Yangon, under the Rashtriya Panchang method. A threshold is only 3 min 47 s away. Say “contested”.

Decide it for

YangonDelhiKolkataSingaporeSydneyJersey City

16°48′ N 96°09′ E · Asia/Yangon · GeoNames 1298824

The two middays

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

Midday of Thursday 13 November

Navamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:26  12:14 madhyāhna ends
10:3811:0211:2611:5012:1412:3813:02

0 of 48 minutes covered

Midday of Friday 14 November

Taken. The only midday Navamī reaches.

madhyāhna begins 11:26  12:14 madhyāhna ends
Navamī ends 12:09:56
10:3811:0211:2611:5012:1412:3813:02

44 of 48 minutes covered, the first 44

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

How it was decided

  1. 01

    Aṅga

    Navamī runs from 14:20 on Thu 13 Nov to 12:10 on Fri 14 Nov.

    2059-11-13T07:49:31Z → 2059-11-14T05:39:57Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:26–12:14 on the 13th, 11:26–12:14 on the 14th.

    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 13th and 44 of 48 on the 14th.

    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 227 s < 300 s

  5. 05

    Ruling

    Durgā Navamī, Yangon, 2059: Friday 14 November.

    confidence: boundary (margin)

Say it like this

In Yangon, Durgā Navamī 2059 falls on Friday 14 November. Navamī runs from 14:20 on Thu 13 Nov to 12:10 on Fri 14 Nov and covers 44 of 48 minutes of madhyāhna that midday. It is 3 min 47 s from a threshold: treat the date as contested.

ahargana.org/yangon/festivals/2059/durga-navami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 14 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 14 Nov
compat-drikpanchangComparison profileFri 14 Nov
No institution has a recorded ruling for Yangon.

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 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles23:50 → 21:4011:1348 min11:130 min13 Nov
Chicago01:50 → 23:4011:1148 min11:110 min13 Nov
Jersey City02:50 → 00:4011:1648 min11:170 min13 Nov
Port of Spain03:50 → 01:4011:2648 min11:270 min13 Nov
London07:50 → 05:4011:2148 min11:210 min13 Nov
Durban09:50 → 07:4011:1648 min11:170 min13 Nov
Dubai11:50 → 09:4011:3937 min11:390 min13 Nov
Delhi13:20 → 11:1011:410 min11:410 min14 Nov
Kolkata13:20 → 11:1010:570 min10:5713 min14 Nov
Singapore15:50 → 13:4012:250 min12:2548 min14 Nov
Sydney18:50 → 16:4012:160 min12:1648 min14 Nov
Suva19:50 → 17:4011:270 min11:2748 min14 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

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