Ruling · Rathayātrā · 2003

Tuesday 1 July

Determinatein Chattogram, under the Rashtriya Panchang method. Clear of every threshold by 580 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 1 July

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:32  12:20 madhyāhna ends
10:4411:0811:3211:5612:2012:4413:08

48 of 48 minutes covered

Midday of Wednesday 2 July

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:33  12:21 madhyāhna ends
10:4511:0911:3311:5712:2112:4513:09

0 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 01:30 on Tue 1 Jul to 01:53 on Wed 2 Jul.

    2003-06-30T19:30:17Z → 2003-07-01T19:52:44Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:32–12:20 on the 1st, 11:33–12:21 on the 2nd.

    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 1st and 0 of 48 on the 2nd.

    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 34789 s

  5. 05

    Ruling

    Rathayātrā, Chattogram, 2003: Tuesday 1 July.

    confidence: determinate

Say it like this

In Chattogram, Rathayātrā 2003 falls on Tuesday 1 July. Dvitīyā runs from 01:30 on Tue 1 Jul to 01:53 on Wed 2 Jul and covers all of madhyāhna that midday.

ahargana.org/chattogram/festivals/2003/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 1 Jul
Ahargaṇa, classicalDisc centre, no refractionTue 1 Jul
compat-drikpanchangComparison profileTue 1 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 30thCoveredMadhyāhna 1stCoveredRuled
Los Angeles12:30 → 12:5312:3348 min12:3320 min1 Jul
Chicago14:30 → 14:5312:300 min12:3048 min1 Jul
Jersey City15:30 → 15:5312:360 min12:3648 min1 Jul
Port of Spain15:30 → 15:5311:460 min11:4648 min1 Jul
London20:30 → 20:5312:400 min12:4048 min1 Jul
Durban21:30 → 21:5311:350 min11:3648 min1 Jul
Dubai23:30 → 23:5311:580 min11:5848 min1 Jul
Delhi01:00 → 01:2312:010 min12:0148 min1 Jul
Kolkata01:00 → 01:2311:160 min11:1648 min1 Jul
Singapore03:30 → 03:5312:440 min12:4448 min1 Jul
Sydney05:30 → 05:5311:350 min11:3548 min1 Jul
Suva07:30 → 07:5311:460 min11:4648 min1 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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