Ruling · Gopāṣṭamī · 2011

Wednesday 2 November

Determinatein Phoenix, under the Rashtriya Panchang method. Clear of every threshold by 530 minutes.

Decide it for

PhoenixDelhiKolkataSingaporeSydneyJersey City

33°27′ N 112°04′ W · America/Phoenix · GeoNames 5308655

The two middays

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

Midday of Tuesday 1 November

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:48  12:36 madhyāhna ends
11:0011:2411:4812:1212:3613:0013:24

0 of 48 minutes covered

Midday of Wednesday 2 November

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:48  12:36 madhyāhna ends
11:0011:2411:4812:1212:3613:0013:24

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 21:26 on Tue 1 Nov to 22:01 on Wed 2 Nov.

    2011-11-02T04:25:57Z → 2011-11-03T05:01:11Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:48–12:36 on the 1st, 11:48–12:36 on the 2nd.

    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 1st and 48 of 48 on the 2nd.

    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 31816 s

  5. 05

    Ruling

    Gopāṣṭamī, Phoenix, 2011: Wednesday 2 November.

    confidence: determinate

Say it like this

In Phoenix, Gopāṣṭamī 2011 falls on Wednesday 2 November. Aṣṭamī runs from 21:26 on Tue 1 Nov to 22:01 on Wed 2 Nov and covers all of madhyāhna that midday.

ahargana.org/phoenix/festivals/2011/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 2 Nov
Ahargaṇa, classicalDisc centre, no refractionWed 2 Nov
compat-drikpanchangComparison profileWed 2 Nov
No institution has a recorded ruling for Phoenix.

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 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles21:26 → 22:0112:1248 min12:120 min2 Nov
Chicago23:26 → 00:0112:1048 min12:100 min2 Nov
Jersey City00:26 → 01:0112:1648 min12:160 min2 Nov
Port of Spain00:26 → 01:0111:2648 min11:260 min2 Nov
London04:26 → 05:0111:2048 min11:200 min2 Nov
Durban06:26 → 07:0111:1648 min11:160 min2 Nov
Dubai08:26 → 09:0111:3848 min11:380 min2 Nov
Delhi09:56 → 10:3111:4048 min11:400 min2 Nov
Kolkata09:56 → 10:3110:5648 min10:560 min2 Nov
Singapore12:26 → 13:0112:2446 min12:2437 min2 Nov
Sydney15:26 → 16:0112:150 min12:1548 min3 Nov
Suva17:26 → 18:0112:260 min12:2648 min3 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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