Ruling · Gopāṣṭamī (Goṣṭhāṣṭamī) · 1999

Tuesday 16 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 369 minutes.

Decide it for

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 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

Midday of Wednesday 17 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 04:25 on Tue 16 Nov to 05:29 on Wed 17 Nov.

    1999-11-15T20:24:55Z → 1999-11-16T21:29:25Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 16th, 11:39–12:27 on the 17th.

    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 16th and 0 of 48 on the 17th.

    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 22162 s

  5. 05

    Ruling

    Gopāṣṭamī, Baoding, 1999: Tuesday 16 November.

    confidence: determinate

Say it like this

In Baoding, Gopāṣṭamī 1999 falls on Tuesday 16 November. Aṣṭamī runs from 04:25 on Tue 16 Nov to 05:29 on Wed 17 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1999/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 16 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 16 Nov
compat-drikpanchangComparison profileTue 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 Angeles12:25 → 13:2911:130 min11:1448 min16 Nov
Chicago14:25 → 15:2911:110 min11:1148 min16 Nov
Jersey City15:25 → 16:2911:170 min11:1748 min16 Nov
Port of Spain16:25 → 17:2911:270 min11:2748 min16 Nov
London20:25 → 21:2911:210 min11:2148 min16 Nov
Durban22:25 → 23:2911:170 min11:1748 min16 Nov
Dubai00:25 → 01:2911:390 min11:3948 min16 Nov
Delhi01:55 → 02:5911:410 min11:4248 min16 Nov
Kolkata01:55 → 02:5910:570 min10:5748 min16 Nov
Singapore04:25 → 05:2912:250 min12:2548 min16 Nov
Sydney07:25 → 08:2912:160 min12:1648 min16 Nov
Suva09:25 → 10:2912:270 min12:2748 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

About Ahargaṇa