Ruling · Rathayātrā · 1933

Sunday 25 June

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 20 minutes.

Decide it for

DaqingDelhiKolkataSingaporeSydneyJersey City

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two middays

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

Midday of Saturday 24 June

Qualifies with 28 of 48 minutes. Not taken.

madhyāhna begins 11:18  12:06 madhyāhna ends
Dvitīyā begins 11:38:03
10:3010:5411:1811:4212:0612:3012:54

28 of 48 minutes covered, the last 28

Midday of Sunday 25 June

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

madhyāhna begins 11:18  12:06 madhyāhna ends
10:3010:5411:1811:4212:0612:3012:54

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 11:38 on Sat 24 Jun to 13:43 on Sun 25 Jun.

    1933-06-24T03:38:03Z → 1933-06-25T05:42:44Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:18–12:06 on the 24th, 11:18–12:06 on the 25th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Dvitīyā must be present during madhyāhna. It covers 28 of 48 minutes on the 24th and 48 of 48 on the 25th.

    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 1202 s

  5. 05

    Ruling

    Rathayātrā, Daqing, 1933: Sunday 25 June.

    confidence: determinate

Say it like this

In Daqing, Rathayātrā 1933 falls on Sunday 25 June. Dvitīyā runs from 11:38 on Sat 24 Jun to 13:43 on Sun 25 Jun and covers all of madhyāhna that midday. It also reaches the previous midday for 28 minutes; by the rule the second midday is taken.

ahargana.org/daqing/festivals/1933/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 25 Jun
Ahargaṇa, classicalDisc centre, no refractionSun 25 Jun
compat-drikpanchangComparison profileSun 25 Jun
No institution has a recorded ruling for Daqing.

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 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles19:38 → 21:4311:3148 min11:310 min24 Jun
Chicago22:38 → 00:4312:2948 min12:290 min24 Jun
Jersey City23:38 → 01:4312:3448 min12:350 min24 Jun
Port of Spain23:38 → 01:4311:4448 min11:440 min24 Jun
London04:38 → 06:4312:3948 min12:390 min24 Jun
Durban05:38 → 07:4311:3448 min11:340 min24 Jun
Dubai07:38 → 09:4311:5748 min11:570 min24 Jun
Delhi09:08 → 11:1311:5948 min11:590 min24 Jun
Kolkata09:08 → 11:1311:1548 min11:150 min24 Jun
Singapore10:58 → 13:0312:0348 min12:0348 min25 Jun
Sydney13:38 → 15:4311:330 min11:3348 min25 Jun
Suva15:38 → 17:4311:440 min11:4548 min25 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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