Ruling · Rathayātrā · 2080

Wednesday 19 June

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 433 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 Tuesday 18 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

Midday of Wednesday 19 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

Dvitīyā presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Dvitīyā runs from 23:01 on Tue 18 Jun to 19:19 on Wed 19 Jun.

    2080-06-18T15:01:11Z → 2080-06-19T11:18:34Z

  2. 02

    Kāla

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

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

  3. 03

    Rule

    Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.

    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 25962 s

  5. 05

    Ruling

    Rathayātrā, Daqing, 2080: Wednesday 19 June.

    confidence: determinate

Say it like this

In Daqing, Rathayātrā 2080 falls on Wednesday 19 June. Dvitīyā runs from 23:01 on Tue 18 Jun to 19:19 on Wed 19 Jun and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/2080/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 19 Jun
Ahargaṇa, classicalDisc centre, no refractionWed 19 Jun
compat-drikpanchangComparison profileWed 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 Angeles08:01 → 04:1912:3148 min12:310 min18 Jun
Chicago10:01 → 06:1912:2848 min12:290 min18 Jun
Jersey City11:01 → 07:1912:3448 min12:340 min18 Jun
Port of Spain11:01 → 07:1911:4448 min11:440 min18 Jun
London16:01 → 12:1912:380 min12:380 min19 Jun
Durban17:01 → 13:1911:340 min11:3448 min19 Jun
Dubai19:01 → 15:1911:560 min11:5748 min19 Jun
Delhi20:31 → 16:4911:590 min11:5948 min19 Jun
Kolkata20:31 → 16:4911:140 min11:1448 min19 Jun
Singapore23:01 → 19:1912:420 min12:4248 min19 Jun
Sydney01:01 → 21:1911:330 min11:3348 min19 Jun
Suva03:01 → 23:1911:440 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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