Ruling · Gopāṣṭamī (Goṣṭhāṣṭamī) · 2063

Monday 29 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 528 minutes.

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 Sunday 28 October

Aṣṭamī is absent from madhyāhna. Not taken.

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

0 of 48 minutes covered

Midday of Monday 29 October

Taken. The only midday Aṣṭamī reaches.

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

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 21:14 on Sun 28 Oct to 23:22 on Mon 29 Oct.

    2063-10-28T13:14:02Z → 2063-10-29T15:21:50Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 28th, 11:38–12:26 on the 29th.

    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 28th and 48 of 48 on the 29th.

    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 31694 s

  5. 05

    Ruling

    Gopāṣṭamī, Baoding, 2063: Monday 29 October.

    confidence: determinate

Say it like this

In Baoding, Gopāṣṭamī 2063 falls on Monday 29 October. Aṣṭamī runs from 21:14 on Sun 28 Oct to 23:22 on Mon 29 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2063/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 29 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 29 Oct
compat-drikpanchangComparison profileMon 29 Oct
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 28thCoveredMadhyāhna 29thCoveredRuled
Los Angeles06:14 → 08:2212:1348 min12:130 min28 Oct
Chicago08:14 → 10:2212:1048 min12:100 min28 Oct
Jersey City09:14 → 11:2212:1648 min12:160 min28 Oct
Port of Spain09:14 → 11:2211:2648 min11:260 min28 Oct
London13:14 → 15:2211:200 min11:2048 min29 Oct
Durban15:14 → 17:2211:160 min11:1648 min29 Oct
Dubai17:14 → 19:2211:390 min11:3848 min29 Oct
Delhi18:44 → 20:5211:410 min11:4148 min29 Oct
Kolkata18:44 → 20:5210:560 min10:5648 min29 Oct
Singapore21:14 → 23:2212:240 min12:2448 min29 Oct
Sydney00:14 → 02:2212:150 min12:1548 min29 Oct
Suva01:14 → 03:2211:260 min11:2648 min29 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

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