Ruling · Gopāṣṭamī · 1922

Friday 27 October

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 53 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 27 October

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:00  11:48 madhyāhna ends
10:1210:3611:0011:2411:4812:1212:36

48 of 48 minutes covered

Midday of Saturday 28 October

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:00  11:48 madhyāhna ends
10:1210:3611:0011:2411:4812:1212:36

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 08:56 on Fri 27 Oct to 10:07 on Sat 28 Oct.

    1922-10-27T00:56:28Z → 1922-10-28T02:07:02Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 27th, 11:00–11:48 on the 28th.

    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 27th and 0 of 48 on the 28th.

    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 3155 s

  5. 05

    Ruling

    Gopāṣṭamī, Daqing, 1922: Friday 27 October.

    confidence: determinate

Say it like this

In Daqing, Gopāṣṭamī 1922 falls on Friday 27 October. Aṣṭamī runs from 08:56 on Fri 27 Oct to 10:07 on Sat 28 Oct and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/1922/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 27 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 27 Oct
compat-drikpanchangComparison profileFri 27 Oct
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 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles16:56 → 18:0711:1348 min11:130 min27 Oct
Chicago18:56 → 20:0711:1048 min11:100 min27 Oct
Jersey City19:56 → 21:0711:1648 min11:160 min27 Oct
Port of Spain20:56 → 22:0711:2648 min11:260 min27 Oct
London00:56 → 02:0711:2048 min11:200 min27 Oct
Durban02:56 → 04:0711:1648 min11:160 min27 Oct
Dubai04:56 → 06:0711:3948 min11:390 min27 Oct
Delhi06:26 → 07:3711:4148 min11:410 min27 Oct
Kolkata06:26 → 07:3710:5648 min10:560 min27 Oct
Singapore07:56 → 09:0711:2548 min11:250 min27 Oct
Sydney10:56 → 12:0711:1548 min11:1548 min27 Oct
Suva12:56 → 14:0711:260 min11:2648 min28 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
gopashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa