Ruling · Mahāṣṭamī (Durga Ashtami) · 1952

Saturday 27 September

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 226 minutes.

Decide it for

DaqingDelhiKolkataSingaporeSydneyJersey City

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two middays

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

Midday of Friday 26 September

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:07  11:55 madhyāhna ends
10:1910:4311:0711:3111:5512:1912:43

0 of 48 minutes covered

Midday of Saturday 27 September

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:07  11:55 madhyāhna ends
10:1910:4311:0711:3111:5512:1912:43

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 17:14 on Fri 26 Sep to 15:41 on Sat 27 Sep.

    1952-09-26T09:14:00Z → 1952-09-27T07:40:43Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:07–11:55 on the 26th, 11:07–11:55 on the 27th.

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

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 26th and 48 of 48 on the 27th.

    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: paraviddha → only-day · margin 13563 s

  5. 05

    Ruling

    Mahāṣṭamī, Daqing, 1952: Saturday 27 September.

    confidence: determinate

Say it like this

In Daqing, Mahāṣṭamī (Durga Ashtami) 1952 falls on Saturday 27 September. Aṣṭamī runs from 17:14 on Fri 26 Sep to 15:41 on Sat 27 Sep and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/1952/mahashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 27 Sep
Ahargaṇa, classicalDisc centre, no refractionSat 27 Sep
compat-drikpanchangComparison profileSat 27 Sep
No institution has a recorded ruling for Daqing.

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

The rule, as data

/rules/mahashtami · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“S 8 Mahastami (paraviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles02:14 → 00:4112:2048 min12:200 min26 Sep
Chicago04:14 → 02:4112:1748 min12:170 min26 Sep
Jersey City05:14 → 03:4112:2348 min12:230 min26 Sep
Port of Spain05:14 → 03:4111:3348 min11:330 min26 Sep
London10:14 → 08:4112:2748 min12:270 min26 Sep
Durban11:14 → 09:4111:2348 min11:230 min26 Sep
Dubai13:14 → 11:4111:460 min11:460 min27 Sep
Delhi14:44 → 13:1111:480 min11:4848 min27 Sep
Kolkata14:44 → 13:1111:040 min11:0348 min27 Sep
Singapore16:44 → 15:1112:020 min12:0248 min27 Sep
Sydney19:14 → 17:4111:230 min11:2348 min27 Sep
Suva21:14 → 19:4111:340 min11:3448 min27 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
mahashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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