Ruling · Rathayātrā · 1952

Tuesday 24 June

Determinatein Luanda, under the Rashtriya Panchang method. Clear of every threshold by 8 min 47 s.

Decide it for

LuandaDelhiKolkataSingaporeSydneyJersey City

8°50′ S 13°14′ E · Africa/Luanda · GeoNames 2240449

The two middays

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

Midday of Monday 23 June

Qualifies with 48 of 48 minutes. Not taken.

madhyāhna begins 11:45  12:33 madhyāhna ends
Dvitīyā begins 11:36:20
10:5711:2111:4512:0912:3312:5713:21

48 of 48 minutes covered

Midday of Tuesday 24 June

Taken. Both middays qualify; the rule takes the second.

madhyāhna begins 11:45  12:33 madhyāhna ends
10:5711:2111:4512:0912:3312:5713:21

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 11:36 on Mon 23 Jun to 13:49 on Tue 24 Jun.

    1952-06-23T10:36:21Z → 1952-06-24T12:49:19Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 23rd, 11:45–12:33 on the 24th.

    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 23rd and 48 of 48 on the 24th.

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

  4. 04

    Tie-break

    Both middays qualify. Paraviddhā: the second is taken.

    priority: paraviddha → paraviddha · margin 527 s

  5. 05

    Ruling

    Rathayātrā, Luanda, 1952: Tuesday 24 June.

    confidence: determinate

Say it like this

In Luanda, Rathayātrā 1952 falls on Tuesday 24 June. Dvitīyā runs from 11:36 on Mon 23 Jun to 13:49 on Tue 24 Jun and covers all of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.

ahargana.org/luanda/festivals/1952/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 24 Jun
Ahargaṇa, classicalDisc centre, no refractionTue 24 Jun
compat-drikpanchangComparison profileTue 24 Jun
No institution has a recorded ruling for Luanda.

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 23rdCoveredMadhyāhna 24thCoveredRuled
Los Angeles03:36 → 05:4912:3148 min12:310 min23 Jun
Chicago05:36 → 07:4912:2948 min12:290 min23 Jun
Jersey City06:36 → 08:4912:3448 min12:350 min23 Jun
Port of Spain06:36 → 08:4911:4448 min11:440 min23 Jun
London11:36 → 13:4912:3948 min12:3948 min24 Jun
Durban12:36 → 14:4911:340 min11:3448 min24 Jun
Dubai14:36 → 16:4911:570 min11:5748 min24 Jun
Delhi16:06 → 18:1911:590 min11:5948 min24 Jun
Kolkata16:06 → 18:1911:150 min11:1548 min24 Jun
Singapore18:06 → 20:1912:130 min12:1348 min24 Jun
Sydney20:36 → 22:4911:330 min11:3348 min24 Jun
Suva22:36 → 00:4911:440 min11:4448 min24 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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