Ruling · Rathayātrā · 1936

Saturday 20 June

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 16 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 Saturday 20 June

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:17  12:05 madhyāhna ends
Dvitīyā begins 11:33:16
10:2910:5311:1711:4112:0512:2912:53

32 of 48 minutes covered, the last 32

Midday of Sunday 21 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 11:33 on Sat 20 Jun to 10:25 on Sun 21 Jun.

    1936-06-20T03:33:16Z → 1936-06-21T02:24:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:17–12:05 on the 20th, 11:18–12:06 on the 21st.

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

  3. 03

    Rule

    Dvitīyā must be present during madhyāhna. It covers 32 of 48 minutes on the 20th and 0 of 48 on the 21st.

    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 958 s

  5. 05

    Ruling

    Rathayātrā, Daqing, 1936: Saturday 20 June.

    confidence: determinate

Say it like this

In Daqing, Rathayātrā 1936 falls on Saturday 20 June. Dvitīyā runs from 11:33 on Sat 20 Jun to 10:25 on Sun 21 Jun and covers 32 of 48 minutes of madhyāhna that midday.

ahargana.org/daqing/festivals/1936/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 20 Jun
Ahargaṇa, classicalDisc centre, no refractionSat 20 Jun
compat-drikpanchangComparison profileSun 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 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles19:33 → 18:2511:3048 min11:310 min20 Jun
Chicago22:33 → 21:2512:2848 min12:280 min20 Jun
Jersey City23:33 → 22:2512:3448 min12:340 min20 Jun
Port of Spain23:33 → 22:2511:4348 min11:440 min20 Jun
London04:33 → 03:2512:3848 min12:380 min20 Jun
Durban05:33 → 04:2511:3348 min11:330 min20 Jun
Dubai07:33 → 06:2511:5648 min11:560 min20 Jun
Delhi09:03 → 07:5511:5848 min11:590 min20 Jun
Kolkata09:03 → 07:5511:1448 min11:140 min20 Jun
Singapore10:53 → 09:4512:0248 min12:020 min20 Jun
Sydney13:33 → 12:2511:320 min11:3348 min21 Jun
Suva15:33 → 14:2511:440 min11:4448 min21 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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