Ruling · Rathayātrā · 1995

Thursday 29 June

Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 199 minutes.

Decide it for

TehranDelhiKolkataSingaporeSydneyJersey City

35°42′ N 51°25′ E · Asia/Tehran · GeoNames 112931

The two middays

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

Midday of Thursday 29 June

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 12:44  13:32 madhyāhna ends
11:5612:2012:4413:0813:3213:5614:20

48 of 48 minutes covered

Midday of Friday 30 June

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 12:44  13:32 madhyāhna ends
11:5612:2012:4413:0813:3213:5614:20

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 07:30 on Thu 29 Jun to 09:25 on Fri 30 Jun.

    1995-06-29T03:00:23Z → 1995-06-30T04:54:49Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:44–13:32 on the 29th, 12:44–13:32 on the 30th.

    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 29th and 0 of 48 on the 30th.

    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 11938 s

  5. 05

    Ruling

    Rathayātrā, Tehran, 1995: Thursday 29 June.

    confidence: determinate

Say it like this

In Tehran, Rathayātrā 1995 falls on Thursday 29 June. Dvitīyā runs from 07:30 on Thu 29 Jun to 09:25 on Fri 30 Jun and covers all of madhyāhna that midday.

ahargana.org/tehran/festivals/1995/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 29 Jun
Ahargaṇa, classicalDisc centre, no refractionThu 29 Jun
compat-drikpanchangComparison profileThu 29 Jun
No institution has a recorded ruling for Tehran.

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 29thCoveredMadhyāhna 30thCoveredRuled
Los Angeles20:00 → 21:5512:3248 min12:330 min29 Jun
Chicago22:00 → 23:5512:3048 min12:300 min29 Jun
Jersey City23:00 → 00:5512:3648 min12:360 min29 Jun
Port of Spain23:00 → 00:5511:4548 min11:460 min29 Jun
London04:00 → 05:5512:4048 min12:400 min29 Jun
Durban05:00 → 06:5511:3548 min11:350 min29 Jun
Dubai07:00 → 08:5511:5848 min11:580 min29 Jun
Delhi08:30 → 10:2512:0048 min12:010 min29 Jun
Kolkata08:30 → 10:2511:1648 min11:160 min29 Jun
Singapore11:00 → 12:5512:4448 min12:4411 min30 Jun
Sydney13:00 → 14:5511:340 min11:3548 min30 Jun
Suva15:00 → 16:5511:460 min11:4648 min30 Jun
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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