Ruling · Gopāṣṭamī (Goṣṭhāṣṭamī) · 1958

Tuesday 18 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 604 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 Tuesday 18 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

Midday of Wednesday 19 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

Aṣṭamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 00:36 on Tue 18 Nov to 01:35 on Wed 19 Nov.

    1958-11-17T16:35:31Z → 1958-11-18T17:35:10Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 18th, 11:39–12:27 on the 19th.

    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 18th and 0 of 48 on the 19th.

    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 36246 s

  5. 05

    Ruling

    Gopāṣṭamī, Baoding, 1958: Tuesday 18 November.

    confidence: determinate

Say it like this

In Baoding, Gopāṣṭamī 1958 falls on Tuesday 18 November. Aṣṭamī runs from 00:36 on Tue 18 Nov to 01:35 on Wed 19 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1958/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 18 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 18 Nov
compat-drikpanchangComparison profileTue 18 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 17thCoveredMadhyāhna 18thCoveredRuled
Los Angeles08:36 → 09:3511:1448 min11:140 min17 Nov
Chicago10:36 → 11:3511:1148 min11:1224 min17 Nov
Jersey City11:36 → 12:3511:1730 min11:1748 min18 Nov
Port of Spain12:36 → 13:3511:270 min11:2748 min18 Nov
London16:36 → 17:3511:210 min11:2148 min18 Nov
Durban18:36 → 19:3511:170 min11:1748 min18 Nov
Dubai20:36 → 21:3511:400 min11:4048 min18 Nov
Delhi22:06 → 23:0511:420 min11:4248 min18 Nov
Kolkata22:06 → 23:0510:570 min10:5848 min18 Nov
Singapore00:06 → 01:0511:550 min11:5648 min18 Nov
Sydney02:36 → 03:3511:160 min11:1648 min18 Nov
Suva04:36 → 05:3511:270 min11:2748 min18 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

About Ahargaṇa