Ruling · Gopāṣṭamī (Goṣṭhāṣṭamī) · 2037

Sunday 15 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 38 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 Saturday 14 November

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
Aṣṭamī begins 13:04:14
10:5011:1411:3812:0212:2612:5013:14

0 of 48 minutes covered

Midday of Sunday 15 November

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

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 13:04 on Sat 14 Nov to 15:01 on Sun 15 Nov.

    2037-11-14T05:04:14Z → 2037-11-15T07:01:22Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 14th, 11:39–12:27 on the 15th.

    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 14th and 48 of 48 on the 15th.

    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 2271 s

  5. 05

    Ruling

    Gopāṣṭamī, Baoding, 2037: Sunday 15 November.

    confidence: determinate

Say it like this

In Baoding, Gopāṣṭamī 2037 falls on Sunday 15 November. Aṣṭamī runs from 13:04 on Sat 14 Nov to 15:01 on Sun 15 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2037/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 15 Nov
Ahargaṇa, classicalDisc centre, no refractionSun 15 Nov
compat-drikpanchangComparison profileSun 15 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 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles21:04 → 23:0111:1348 min11:140 min14 Nov
Chicago23:04 → 01:0111:1148 min11:110 min14 Nov
Jersey City00:04 → 02:0111:1748 min11:170 min14 Nov
Port of Spain01:04 → 03:0111:2748 min11:270 min14 Nov
London05:04 → 07:0111:2148 min11:210 min14 Nov
Durban07:04 → 09:0111:1748 min11:170 min14 Nov
Dubai09:04 → 11:0111:3948 min11:390 min14 Nov
Delhi10:34 → 12:3111:4148 min11:4248 min14 Nov
Kolkata10:34 → 12:3110:5748 min10:5748 min14 Nov
Singapore13:04 → 15:0112:259 min12:2548 min15 Nov
Sydney16:04 → 18:0112:160 min12:1648 min15 Nov
Suva17:04 → 19:0111:270 min11:2748 min15 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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