Ruling · Gopāṣṭamī · 1933

Thursday 26 October

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 343 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 Wednesday 25 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

Midday of Thursday 26 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

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

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 19:16 on Wed 25 Oct to 17:31 on Thu 26 Oct.

    1933-10-25T11:16:16Z → 1933-10-26T09:30:50Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 25th, 11:00–11:48 on the 26th.

    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 25th and 48 of 48 on the 26th.

    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 20584 s

  5. 05

    Ruling

    Gopāṣṭamī, Daqing, 1933: Thursday 26 October.

    confidence: determinate

Say it like this

In Daqing, Gopāṣṭamī 1933 falls on Thursday 26 October. Aṣṭamī runs from 19:16 on Wed 25 Oct to 17:31 on Thu 26 Oct and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/1933/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 26 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 26 Oct
compat-drikpanchangComparison profileThu 26 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 25thCoveredMadhyāhna 26thCoveredRuled
Los Angeles03:16 → 01:3111:1348 min11:130 min25 Oct
Chicago05:16 → 03:3111:1048 min11:100 min25 Oct
Jersey City06:16 → 04:3111:1648 min11:160 min25 Oct
Port of Spain07:16 → 05:3111:2648 min11:260 min25 Oct
London11:16 → 09:3111:2048 min11:200 min25 Oct
Durban13:16 → 11:3111:160 min11:1615 min26 Oct
Dubai15:16 → 13:3111:390 min11:3948 min26 Oct
Delhi16:46 → 15:0111:410 min11:4148 min26 Oct
Kolkata16:46 → 15:0110:570 min10:5648 min26 Oct
Singapore18:36 → 16:5111:450 min11:4548 min26 Oct
Sydney21:16 → 19:3111:160 min11:1648 min26 Oct
Suva23:16 → 21:3111:270 min11:2748 min26 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