Ruling · Rathayātrā · 1946

Sunday 30 June

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 150 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 Sunday 30 June

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 12:19  13:07 madhyāhna ends
11:3111:5512:1912:4313:0713:3113:55

48 of 48 minutes covered

Midday of Monday 1 July

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 12:19  13:07 madhyāhna ends
11:3111:5512:1912:4313:0713:3113:55

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 09:49 on Sun 30 Jun to 06:53 on Mon 1 Jul.

    1946-06-30T00:48:50Z → 1946-06-30T21:52:38Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 30th, 12:19–13:07 on the 1st.

    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 30th and 0 of 48 on the 1st.

    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 9023 s

  5. 05

    Ruling

    Rathayātrā, Daqing, 1946: Sunday 30 June.

    confidence: determinate

Say it like this

In Daqing, Rathayātrā 1946 falls on Sunday 30 June. Dvitīyā runs from 09:49 on Sun 30 Jun to 06:53 on Mon 1 Jul and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/1946/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 30 Jun
Ahargaṇa, classicalDisc centre, no refractionSun 30 Jun
compat-drikpanchangComparison profileSun 30 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 30thCoveredMadhyāhna 1stCoveredRuled
Los Angeles16:49 → 13:5311:3248 min11:330 min30 Jun
Chicago19:49 → 16:5312:3048 min12:300 min30 Jun
Jersey City20:49 → 17:5312:3648 min12:360 min30 Jun
Port of Spain20:49 → 17:5311:4548 min11:460 min30 Jun
London01:49 → 22:5312:4048 min12:400 min30 Jun
Durban02:49 → 23:5311:3548 min11:350 min30 Jun
Dubai04:49 → 01:5311:5848 min11:580 min30 Jun
Delhi06:19 → 03:2312:0048 min12:010 min30 Jun
Kolkata06:19 → 03:2311:1648 min11:160 min30 Jun
Singapore08:19 → 05:2312:1448 min12:140 min30 Jun
Sydney10:49 → 07:5311:3548 min11:350 min30 Jun
Suva12:49 → 09:5311:460 min11:460 min1 Jul
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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