Ruling · Gopāṣṭamī · 1992

Monday 2 November

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 275 minutes.

Decide it for

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 Monday 2 November

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 10:59  11:47 madhyāhna ends
10:1110:3510:5911:2311:4712:1112:35

48 of 48 minutes covered

Midday of Tuesday 3 November

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 10:59  11:47 madhyāhna ends
10:1110:3510:5911:2311:4712:1112:35

0 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 04:02 on Mon 2 Nov to 06:25 on Tue 3 Nov.

    1992-11-01T20:01:51Z → 1992-11-02T22:24:38Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 2nd, 10:59–11:47 on the 3rd.

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

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.

    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: unstated → only-day · margin 16480 s

  5. 05

    Ruling

    Gopāṣṭamī, Daqing, 1992: Monday 2 November.

    confidence: determinate

Say it like this

In Daqing, Gopāṣṭamī 1992 falls on Monday 2 November. Aṣṭamī runs from 04:02 on Mon 2 Nov to 06:25 on Tue 3 Nov and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/1992/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 2 Nov
Ahargaṇa, classicalDisc centre, no refractionMon 2 Nov
compat-drikpanchangComparison profileMon 2 Nov
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/gopashtami · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 104

“S 8 Gopastami, Gosthastami.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 1stCoveredMadhyāhna 2ndCoveredRuled
Los Angeles12:02 → 14:2511:120 min11:1248 min2 Nov
Chicago14:02 → 16:2511:100 min11:1048 min2 Nov
Jersey City15:02 → 17:2511:160 min11:1648 min2 Nov
Port of Spain16:02 → 18:2511:260 min11:2648 min2 Nov
London20:02 → 22:2511:200 min11:2048 min2 Nov
Durban22:02 → 00:2511:160 min11:1648 min2 Nov
Dubai00:02 → 02:2511:380 min11:3848 min2 Nov
Delhi01:32 → 03:5511:410 min11:4048 min2 Nov
Kolkata01:32 → 03:5510:560 min10:5648 min2 Nov
Singapore04:02 → 06:2512:240 min12:2448 min2 Nov
Sydney07:02 → 09:2512:150 min12:1548 min2 Nov
Suva08:02 → 10:2511:260 min11:2648 min2 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
gopashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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