Ruling · Rathayātrā · 1922

Monday 26 June

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 58 minutes.

Decide it for

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 Monday 26 June

Taken. The only midday Dvitīyā reaches.

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

48 of 48 minutes covered

Midday of Tuesday 27 June

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:19  12:07 madhyāhna ends
10:3110:5511:1911:4312:0712:3112:55

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 10:20 on Mon 26 Jun to 08:03 on Tue 27 Jun.

    1922-06-26T02:20:25Z → 1922-06-27T00:02:37Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:18–12:06 on the 26th, 11:19–12:07 on the 27th.

    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 26th and 0 of 48 on the 27th.

    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 3476 s

  5. 05

    Ruling

    Rathayātrā, Daqing, 1922: Monday 26 June.

    confidence: determinate

Say it like this

In Daqing, Rathayātrā 1922 falls on Monday 26 June. Dvitīyā runs from 10:20 on Mon 26 Jun to 08:03 on Tue 27 Jun and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/1922/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 26 Jun
Ahargaṇa, classicalDisc centre, no refractionMon 26 Jun
compat-drikpanchangComparison profileMon 26 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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles18:20 → 16:0311:3148 min11:320 min26 Jun
Chicago21:20 → 19:0312:2948 min12:290 min26 Jun
Jersey City22:20 → 20:0312:3548 min12:350 min26 Jun
Port of Spain22:20 → 20:0311:4548 min11:450 min26 Jun
London03:20 → 01:0312:3948 min12:390 min26 Jun
Durban04:20 → 02:0311:3448 min11:350 min26 Jun
Dubai06:20 → 04:0311:5748 min11:570 min26 Jun
Delhi07:50 → 05:3311:5948 min12:000 min26 Jun
Kolkata07:50 → 05:3311:1548 min11:150 min26 Jun
Singapore09:20 → 07:0311:4348 min11:430 min26 Jun
Sydney12:20 → 10:0311:341 min11:340 min26 Jun
Suva14:20 → 12:0311:450 min11:4518 min27 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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