Ruling · Gopāṣṭamī (Goṣṭhāṣṭamī) · 2064

Sunday 16 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 192 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 15 November

Aṣṭamī is absent from madhyāhna. Not taken.

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

0 of 48 minutes covered

Midday of Sunday 16 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 15:39 on Sat 15 Nov to 17:01 on Sun 16 Nov.

    2064-11-15T07:38:33Z → 2064-11-16T09:01:02Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 15th, 11:39–12:27 on the 16th.

    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 15th and 48 of 48 on the 16th.

    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 11511 s

  5. 05

    Ruling

    Gopāṣṭamī, Baoding, 2064: Sunday 16 November.

    confidence: determinate

Say it like this

In Baoding, Gopāṣṭamī 2064 falls on Sunday 16 November. Aṣṭamī runs from 15:39 on Sat 15 Nov to 17:01 on Sun 16 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2064/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 16 Nov
Ahargaṇa, classicalDisc centre, no refractionSun 16 Nov
compat-drikpanchangComparison profileSun 16 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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles23:39 → 01:0111:1448 min11:140 min15 Nov
Chicago01:39 → 03:0111:1148 min11:110 min15 Nov
Jersey City02:39 → 04:0111:1748 min11:170 min15 Nov
Port of Spain03:39 → 05:0111:2748 min11:270 min15 Nov
London07:39 → 09:0111:2148 min11:210 min15 Nov
Durban09:39 → 11:0111:1748 min11:170 min15 Nov
Dubai11:39 → 13:0111:3948 min11:4048 min15 Nov
Delhi13:09 → 14:3111:420 min11:4248 min16 Nov
Kolkata13:09 → 14:3110:570 min10:5748 min16 Nov
Singapore15:39 → 17:0112:250 min12:2648 min16 Nov
Sydney18:39 → 20:0112:160 min12:1648 min16 Nov
Suva19:39 → 21:0111:270 min11:2748 min16 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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