Ruling · Rathayātrā · 2042

Thursday 19 June

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 541 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 Thursday 19 June

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:17  12:05 madhyāhna ends
10:2910:5311:1711:4112:0512:2912:53

48 of 48 minutes covered

Midday of Friday 20 June

Dvitīyā is absent from madhyāhna. Not taken.

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

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 02:16 on Thu 19 Jun to 01:17 on Fri 20 Jun.

    2042-06-18T18:16:17Z → 2042-06-19T17:16:36Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:17–12:05 on the 19th, 11:18–12:06 on the 20th.

    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 19th and 0 of 48 on the 20th.

    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 32469 s

  5. 05

    Ruling

    Rathayātrā, Daqing, 2042: Thursday 19 June.

    confidence: determinate

Say it like this

In Daqing, Rathayātrā 2042 falls on Thursday 19 June. Dvitīyā runs from 02:16 on Thu 19 Jun to 01:17 on Fri 20 Jun and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/2042/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 19 Jun
Ahargaṇa, classicalDisc centre, no refractionThu 19 Jun
compat-drikpanchangComparison profileThu 19 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 18thCoveredMadhyāhna 19thCoveredRuled
Los Angeles11:16 → 10:1712:3048 min12:310 min18 Jun
Chicago13:16 → 12:1712:280 min12:280 min19 Jun
Jersey City14:16 → 13:1712:340 min12:3443 min19 Jun
Port of Spain14:16 → 13:1711:430 min11:4448 min19 Jun
London19:16 → 18:1712:380 min12:3848 min19 Jun
Durban20:16 → 19:1711:330 min11:3348 min19 Jun
Dubai22:16 → 21:1711:560 min11:5648 min19 Jun
Delhi23:46 → 22:4711:580 min11:5948 min19 Jun
Kolkata23:46 → 22:4711:140 min11:1448 min19 Jun
Singapore02:16 → 01:1712:420 min12:4248 min19 Jun
Sydney04:16 → 03:1711:320 min11:3348 min19 Jun
Suva06:16 → 05:1711:430 min11:4448 min19 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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