Ruling · Rathayātrā · 1944

Thursday 22 June

Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 494 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 Wednesday 21 June

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:42  12:30 madhyāhna ends
10:5411:1811:4212:0612:3012:5413:18

0 of 48 minutes covered

Midday of Thursday 22 June

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:42  12:30 madhyāhna ends
10:5411:1811:4212:0612:3012:5413:18

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 20:43 on Wed 21 Jun to 21:32 on Thu 22 Jun.

    1944-06-21T17:13:25Z → 1944-06-22T18:01:48Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 21st, 11:42–12:30 on the 22nd.

    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 21st and 48 of 48 on the 22nd.

    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 29613 s

  5. 05

    Ruling

    Rathayātrā, Tehran, 1944: Thursday 22 June.

    confidence: determinate

Say it like this

In Tehran, Rathayātrā 1944 falls on Thursday 22 June. Dvitīyā runs from 20:43 on Wed 21 Jun to 21:32 on Thu 22 Jun and covers all of madhyāhna that midday.

ahargana.org/tehran/festivals/1944/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 22 Jun
Ahargaṇa, classicalDisc centre, no refractionThu 22 Jun
compat-drikpanchangComparison profileThu 22 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 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles10:13 → 11:0212:3148 min12:310 min21 Jun
Chicago12:13 → 13:0212:2848 min12:2833 min22 Jun
Jersey City13:13 → 14:0212:349 min12:3448 min22 Jun
Port of Spain14:13 → 15:0212:440 min12:4448 min22 Jun
London19:13 → 20:0213:380 min13:3848 min22 Jun
Durban19:13 → 20:0211:330 min11:3448 min22 Jun
Dubai21:13 → 22:0211:560 min11:5748 min22 Jun
Delhi23:43 → 00:3212:590 min12:5948 min22 Jun
Kolkata23:43 → 00:3212:140 min12:1448 min22 Jun
Singapore02:13 → 03:0213:420 min13:4248 min22 Jun
Sydney03:13 → 04:0211:330 min11:3348 min22 Jun
Suva05:13 → 06:0211:440 min11:4448 min22 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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