Ruling · Gopāṣṭamī (Goṣṭhāṣṭamī) · 2042

Thursday 20 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 40 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 Thursday 20 November

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:40  12:28 madhyāhna ends
Aṣṭamī begins 10:59:56
10:5211:1611:4012:0412:2812:5213:16

48 of 48 minutes covered

Midday of Friday 21 November

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:40  12:28 madhyāhna ends
10:5211:1611:4012:0412:2812:5213:16

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 11:00 on Thu 20 Nov to 09:54 on Fri 21 Nov.

    2042-11-20T02:59:56Z → 2042-11-21T01:54:16Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 20th, 11:40–12:28 on the 21st.

    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 20th and 0 of 48 on the 21st.

    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 2377 s

  5. 05

    Ruling

    Gopāṣṭamī, Baoding, 2042: Thursday 20 November.

    confidence: determinate

Say it like this

In Baoding, Gopāṣṭamī 2042 falls on Thursday 20 November. Aṣṭamī runs from 11:00 on Thu 20 Nov to 09:54 on Fri 21 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2042/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 20 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 20 Nov
compat-drikpanchangComparison profileThu 20 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 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles19:00 → 17:5411:1548 min11:150 min20 Nov
Chicago21:00 → 19:5411:1248 min11:120 min20 Nov
Jersey City22:00 → 20:5411:1848 min11:180 min20 Nov
Port of Spain23:00 → 21:5411:2848 min11:280 min20 Nov
London03:00 → 01:5411:2248 min11:220 min20 Nov
Durban05:00 → 03:5411:1848 min11:180 min20 Nov
Dubai07:00 → 05:5411:4048 min11:410 min20 Nov
Delhi08:30 → 07:2411:4348 min11:430 min20 Nov
Kolkata08:30 → 07:2410:5848 min10:580 min20 Nov
Singapore11:00 → 09:5412:2648 min12:260 min20 Nov
Sydney14:00 → 12:5412:170 min12:1737 min21 Nov
Suva15:00 → 13:5411:280 min11:2848 min21 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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