Ruling · Rathayātrā · 1955

Tuesday 21 June

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 160 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 21 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 Wednesday 22 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 08:37 on Tue 21 Jun to 05:19 on Wed 22 Jun.

    1955-06-21T00:37:14Z → 1955-06-21T21:19:06Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:17–12:05 on the 21st, 11:18–12:06 on the 22nd.

    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 21st and 0 of 48 on the 22nd.

    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 9612 s

  5. 05

    Ruling

    Rathayātrā, Daqing, 1955: Tuesday 21 June.

    confidence: determinate

Say it like this

In Daqing, Rathayātrā 1955 falls on Tuesday 21 June. Dvitīyā runs from 08:37 on Tue 21 Jun to 05:19 on Wed 22 Jun and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/1955/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 21 Jun
Ahargaṇa, classicalDisc centre, no refractionTue 21 Jun
compat-drikpanchangComparison profileTue 21 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 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles17:37 → 14:1912:3148 min12:310 min21 Jun
Chicago19:37 → 16:1912:2848 min12:280 min21 Jun
Jersey City20:37 → 17:1912:3448 min12:340 min21 Jun
Port of Spain20:37 → 17:1911:4448 min11:440 min21 Jun
London01:37 → 22:1912:3848 min12:380 min21 Jun
Durban02:37 → 23:1911:3348 min11:340 min21 Jun
Dubai04:37 → 01:1911:5648 min11:560 min21 Jun
Delhi06:07 → 02:4911:5948 min11:590 min21 Jun
Kolkata06:07 → 02:4911:1448 min11:140 min21 Jun
Singapore08:07 → 04:4912:1248 min12:120 min21 Jun
Sydney10:37 → 07:1911:3348 min11:330 min21 Jun
Suva12:37 → 09:1911:440 min11:440 min22 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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