Ruling · Gopāṣṭamī · 2016

Tuesday 8 November

Determinatein Chattogram, under the Rashtriya Panchang method. Clear of every threshold by 100 minutes.

Decide it for

22°20′ N 91°50′ E · Asia/Dhaka · GeoNames 1205733

The two middays

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

Midday of Monday 7 November

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:12  12:00 madhyāhna ends
10:2410:4811:1211:3612:0012:2412:48

0 of 48 minutes covered

Midday of Tuesday 8 November

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:12  12:00 madhyāhna ends
10:2410:4811:1211:3612:0012:2412:48

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 13:40 on Mon 7 Nov to 13:51 on Tue 8 Nov.

    2016-11-07T07:39:55Z → 2016-11-08T07:51:02Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:12–12:00 on the 7th, 11:12–12:00 on the 8th.

    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 7th and 48 of 48 on the 8th.

    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 5980 s

  5. 05

    Ruling

    Gopāṣṭamī, Chattogram, 2016: Tuesday 8 November.

    confidence: determinate

Say it like this

In Chattogram, Gopāṣṭamī 2016 falls on Tuesday 8 November. Aṣṭamī runs from 13:40 on Mon 7 Nov to 13:51 on Tue 8 Nov and covers all of madhyāhna that midday.

ahargana.org/chattogram/festivals/2016/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 8 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 8 Nov
compat-drikpanchangComparison profileTue 8 Nov
No institution has a recorded ruling for Chattogram.

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 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles23:40 → 23:5111:1348 min11:130 min7 Nov
Chicago01:40 → 01:5111:1048 min11:100 min7 Nov
Jersey City02:40 → 02:5111:1648 min11:160 min7 Nov
Port of Spain03:40 → 03:5111:2648 min11:260 min7 Nov
London07:40 → 07:5111:2048 min11:200 min7 Nov
Durban09:40 → 09:5111:1648 min11:160 min7 Nov
Dubai11:40 → 11:5111:3846 min11:3813 min7 Nov
Delhi13:10 → 13:2111:410 min11:4148 min8 Nov
Kolkata13:10 → 13:2110:560 min10:5648 min8 Nov
Singapore15:40 → 15:5112:240 min12:2448 min8 Nov
Sydney18:40 → 18:5112:150 min12:1548 min8 Nov
Suva20:40 → 20:5112:260 min12:2648 min8 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