Ruling · Rathayātrā · 1921

Thursday 7 July

Determinatein Thāne, under the Rashtriya Panchang method. Clear of every threshold by 43 minutes.

Decide it for

ThāneDelhiKolkataSingaporeSydneyJersey City

19°12′ N 72°58′ E · Asia/Kolkata · GeoNames 1254661

The two middays

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

Midday of Wednesday 6 July

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 12:19  13:07 madhyāhna ends
11:3111:5512:1912:4313:0713:3113:55

0 of 48 minutes covered

Midday of Thursday 7 July

Taken. Dvitīyā reaches neither midday; the rule takes the second day.

madhyāhna begins 12:19  13:07 madhyāhna ends
Dvitīyā ends 11:36:02
11:3111:5512:1912:4313:0713:3113:55

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 15:21 on Wed 6 Jul to 11:36 on Thu 7 Jul.

    1921-07-06T09:51:13Z → 1921-07-07T06:06:03Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 6th, 12:19–13:07 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 0 of 48 on the 7th.

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

  4. 04

    Tie-break

    Neither midday qualifies. The rule takes the second day.

    priority: paraviddha → second-day · margin 2558 s

  5. 05

    Ruling

    Rathayātrā, Thāne, 1921: Thursday 7 July.

    confidence: determinate

Say it like this

In Thāne, Rathayātrā 1921 falls on Thursday 7 July. Dvitīyā runs from 15:21 on Wed 6 Jul to 11:36 on Thu 7 Jul, and reaches madhyāhna on neither day.

ahargana.org/thane/festivals/1921/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 7 Jul
Ahargaṇa, classicalDisc centre, no refractionThu 7 Jul
compat-drikpanchangComparison profileThu 7 Jul
No institution has a recorded ruling for Thāne.

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 Angeles01:51 → 22:0611:3348 min11:340 min6 Jul
Chicago04:51 → 01:0612:3148 min12:310 min6 Jul
Jersey City05:51 → 02:0612:3748 min12:370 min6 Jul
Port of Spain05:51 → 02:0611:4748 min11:470 min6 Jul
London10:51 → 07:0612:4148 min12:410 min6 Jul
Durban11:51 → 08:0611:3633 min11:370 min6 Jul
Dubai13:51 → 10:0611:590 min11:590 min7 Jul
Delhi15:21 → 11:3612:010 min12:020 min7 Jul
Kolkata15:21 → 11:3611:170 min11:1719 min7 Jul
Singapore16:51 → 13:0611:450 min11:4548 min7 Jul
Sydney19:51 → 16:0611:360 min11:3648 min7 Jul
Suva21:51 → 18:0611:470 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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