Ruling · Gopāṣṭamī (Goṣṭhāṣṭamī) · 2073

Monday 6 November

Boundaryin Baoding, under the Rashtriya Panchang method. Both middays qualify and the rule does not say which to take. Say “contested”.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

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

Midday of Monday 6 November

Taken. Both middays qualify; the rule is silent, and this one is covered longer.

madhyāhna begins 11:38  12:26 madhyāhna ends
Aṣṭamī begins 11:25:30
10:5011:1411:3812:0212:2612:5013:14

48 of 48 minutes covered

Midday of Tuesday 7 November

Qualifies with 34 of 48 minutes. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
Aṣṭamī ends 12:12:03
10:5011:1411:3812:0212:2612:5013:14

34 of 48 minutes covered, the first 34

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

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 11:26 on Mon 6 Nov to 12:12 on Tue 7 Nov.

    2073-11-06T03:25:30Z → 2073-11-07T04:12:03Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 6th, 11:38–12:26 on the 7th.

    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 6th and 34 of 48 on the 7th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.

    priority: unstated → greater-coverage · margin 732 s

  5. 05

    Ruling

    Gopāṣṭamī, Baoding, 2073: Monday 6 November.

    confidence: boundary (tie-break-unstated)

Say it like this

In Baoding, Gopāṣṭamī 2073 falls on Monday 6 November. Aṣṭamī runs from 11:26 on Mon 6 Nov to 12:12 on Tue 7 Nov and covers all of madhyāhna that midday. It also reaches the next midday for 34 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

ahargana.org/baoding/festivals/2073/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 6 Nov
Ahargaṇa, classicalDisc centre, no refractionMon 6 Nov
compat-drikpanchangComparison profileMon 6 Nov
No institution has a recorded ruling for Baoding.

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 6thCoveredMadhyāhna 7thCoveredRuled
Los Angeles19:26 → 20:1211:1348 min11:130 min6 Nov
Chicago21:26 → 22:1211:1048 min11:100 min6 Nov
Jersey City22:26 → 23:1211:1648 min11:160 min6 Nov
Port of Spain23:26 → 00:1211:2648 min11:260 min6 Nov
London03:26 → 04:1211:2048 min11:200 min6 Nov
Durban05:26 → 06:1211:1648 min11:160 min6 Nov
Dubai07:26 → 08:1211:3848 min11:380 min6 Nov
Delhi08:56 → 09:4211:4148 min11:410 min6 Nov
Kolkata08:56 → 09:4210:5648 min10:560 min6 Nov
Singapore11:26 → 12:1212:2448 min12:240 min6 Nov
Sydney14:26 → 15:1212:150 min12:1548 min7 Nov
Suva15:26 → 16:1211:260 min11:2648 min7 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

About Ahargaṇa