Ruling · Rathayātrā · 2084

Wednesday 5 July

Determinatein Chattogram, under the Rashtriya Panchang method. Clear of every threshold by 22 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 Tuesday 4 July

Qualifies with 48 of 48 minutes. Not taken.

madhyāhna begins 11:34  12:22 madhyāhna ends
10:4611:1011:3411:5812:2212:4613:10

48 of 48 minutes covered

Midday of Wednesday 5 July

Taken. Both middays qualify; the rule takes the second.

madhyāhna begins 11:34  12:22 madhyāhna ends
Dvitīyā ends 12:43:31
10:4611:1011:3411:5812:2212:4613:10

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 10:15 on Tue 4 Jul to 12:44 on Wed 5 Jul.

    2084-07-04T04:14:44Z → 2084-07-05T06:43:31Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:34–12:22 on the 4th, 11:34–12:22 on the 5th.

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

  3. 03

    Rule

    Dvitīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 4th and 48 of 48 on the 5th.

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

  4. 04

    Tie-break

    Both middays qualify. Paraviddhā: the second is taken.

    priority: paraviddha → paraviddha · margin 1305 s

  5. 05

    Ruling

    Rathayātrā, Chattogram, 2084: Wednesday 5 July.

    confidence: determinate

Say it like this

In Chattogram, Rathayātrā 2084 falls on Wednesday 5 July. Dvitīyā runs from 10:15 on Tue 4 Jul to 12:44 on Wed 5 Jul and covers all of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.

ahargana.org/chattogram/festivals/2084/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 5 Jul
Ahargaṇa, classicalDisc centre, no refractionWed 5 Jul
compat-drikpanchangComparison profileWed 5 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 4thCoveredMadhyāhna 5thCoveredRuled
Los Angeles21:15 → 23:4412:3448 min12:340 min4 Jul
Chicago23:15 → 01:4412:3248 min12:320 min4 Jul
Jersey City00:15 → 02:4412:3748 min12:370 min4 Jul
Port of Spain00:15 → 02:4411:4748 min11:470 min4 Jul
London05:15 → 07:4412:4148 min12:410 min4 Jul
Durban06:15 → 08:4411:3748 min11:370 min4 Jul
Dubai08:15 → 10:4412:0048 min12:000 min4 Jul
Delhi09:45 → 12:1412:0248 min12:0211 min5 Jul
Kolkata09:45 → 12:1411:1748 min11:1848 min5 Jul
Singapore12:15 → 14:4412:4648 min12:4648 min5 Jul
Sydney14:15 → 16:4411:360 min11:3648 min5 Jul
Suva16:15 → 18:4411:470 min11:4748 min5 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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