Ruling · Rathayātrā · 1968

Thursday 27 June

Determinatein Perth, under the Rashtriya Panchang method. Clear of every threshold by 159 minutes.

Decide it for

31°57′ S 115°52′ E · Australia/Perth · GeoNames 2063523

The two middays

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

Midday of Thursday 27 June

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

48 of 48 minutes covered

Midday of Friday 28 June

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

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 08:02 on Thu 27 Jun to 09:17 on Fri 28 Jun.

    1968-06-27T00:01:36Z → 1968-06-28T01:17:02Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 27th, 11:56–12:44 on the 28th.

    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 27th and 0 of 48 on the 28th.

    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 9519 s

  5. 05

    Ruling

    Rathayātrā, Perth, 1968: Thursday 27 June.

    confidence: determinate

Say it like this

In Perth, Rathayātrā 1968 falls on Thursday 27 June. Dvitīyā runs from 08:02 on Thu 27 Jun to 09:17 on Fri 28 Jun and covers all of madhyāhna that midday.

ahargana.org/perth/festivals/1968/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 27 Jun
Ahargaṇa, classicalDisc centre, no refractionThu 27 Jun
compat-drikpanchangComparison profileThu 27 Jun
No institution has a recorded ruling for Perth.

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 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles17:02 → 18:1712:3248 min12:320 min27 Jun
Chicago19:02 → 20:1712:3048 min12:300 min27 Jun
Jersey City20:02 → 21:1712:3548 min12:350 min27 Jun
Port of Spain20:02 → 21:1711:4548 min11:450 min27 Jun
London01:02 → 02:1712:3948 min12:400 min27 Jun
Durban02:02 → 03:1711:3548 min11:350 min27 Jun
Dubai04:02 → 05:1711:5848 min11:580 min27 Jun
Delhi05:32 → 06:4712:0048 min12:000 min27 Jun
Kolkata05:32 → 06:4711:1548 min11:160 min27 Jun
Singapore07:32 → 08:4712:1448 min12:140 min27 Jun
Sydney10:02 → 11:1711:3448 min11:340 min27 Jun
Suva12:02 → 13:1711:4532 min11:4548 min28 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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