Ruling · Rathayātrā · 1940

Sunday 7 July

Determinatein Chattogram, under the Rashtriya Panchang method. Clear of every threshold by 67 minutes.

Decide it for

ChattogramDelhiKolkataSingaporeSydneyJersey City

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 Saturday 6 July

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:26  12:14 madhyāhna ends
10:3811:0211:2611:5012:1412:3813:02

0 of 48 minutes covered

Midday of Sunday 7 July

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:26  12:14 madhyāhna ends
10:3811:0211:2611:5012:1412:3813:02

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Dvitīyā runs from 15:31 on Sat 6 Jul to 13:21 on Sun 7 Jul.

    1940-07-06T09:37:59Z → 1940-07-07T07:28:25Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:26–12:14 on the 6th, 11:26–12:14 on the 7th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 6th and 48 of 48 on the 7th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 4025 s

  5. 05

    Ruling

    Rathayātrā, Chattogram, 1940: Sunday 7 July.

    confidence: determinate

Say it like this

In Chattogram, Rathayātrā 1940 falls on Sunday 7 July. Dvitīyā runs from 15:31 on Sat 6 Jul to 13:21 on Sun 7 Jul and covers all of madhyāhna that midday.

ahargana.org/chattogram/festivals/1940/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 7 Jul
Ahargaṇa, classicalDisc centre, no refractionSun 7 Jul
compat-drikpanchangComparison profileSun 7 Jul
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/rathayatra · ruleset 2026.3-draft

Month
Āṣāḍha, amānta
Pakṣa · aṅga
Śukla · Dvitīyā
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 102

“S 2 Rathayatra (paraviddha, special when combined with naksatra 'Pusya')” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102. The row calls the day special with Puṣya nakṣatra; the nakṣatra is not tested.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvitīyāMadhyāhna 6thCoveredMadhyāhna 7thCoveredRuled
Los Angeles01:38 → 23:2811:3448 min11:340 min6 Jul
Chicago04:38 → 02:2812:3148 min12:310 min6 Jul
Jersey City05:38 → 03:2812:3748 min12:370 min6 Jul
Port of Spain05:38 → 03:2811:4748 min11:470 min6 Jul
London10:38 → 08:2812:4148 min12:410 min6 Jul
Durban11:38 → 09:2811:3747 min11:370 min6 Jul
Dubai13:38 → 11:2811:590 min11:590 min7 Jul
Delhi15:08 → 12:5812:020 min12:0248 min7 Jul
Kolkata15:08 → 12:5811:170 min11:1748 min7 Jul
Singapore16:58 → 14:4812:050 min12:0548 min7 Jul
Sydney19:38 → 17:2811:360 min11:3648 min7 Jul
Suva21:38 → 19:2811:470 min11:4748 min7 Jul
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rathayatra@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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