Ruling · Rathayātrā · 2083

Friday 16 July

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 106 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 Friday 16 July

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:22  12:10 madhyāhna ends
10:3410:5811:2211:4612:1012:3412:58

48 of 48 minutes covered

Midday of Saturday 17 July

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:22  12:10 madhyāhna ends
10:3410:5811:2211:4612:1012:3412:58

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 08:59 on Fri 16 Jul to 09:37 on Sat 17 Jul.

    2083-07-16T00:59:25Z → 2083-07-17T01:36:36Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 16th, 11:22–12:10 on the 17th.

    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 16th and 0 of 48 on the 17th.

    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 6340 s

  5. 05

    Ruling

    Rathayātrā, Daqing, 2083: Friday 16 July.

    confidence: determinate

Say it like this

In Daqing, Rathayātrā 2083 falls on Friday 16 July. Dvitīyā runs from 08:59 on Fri 16 Jul to 09:37 on Sat 17 Jul and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/2083/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 16 Jul
Ahargaṇa, classicalDisc centre, no refractionFri 16 Jul
compat-drikpanchangComparison profileFri 16 Jul
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 16thCoveredMadhyāhna 17thCoveredRuled
Los Angeles17:59 → 18:3712:3548 min12:350 min16 Jul
Chicago19:59 → 20:3712:3348 min12:330 min16 Jul
Jersey City20:59 → 21:3712:3948 min12:390 min16 Jul
Port of Spain20:59 → 21:3711:4948 min11:490 min16 Jul
London01:59 → 02:3712:4348 min12:430 min16 Jul
Durban02:59 → 03:3711:3848 min11:390 min16 Jul
Dubai04:59 → 05:3712:0148 min12:010 min16 Jul
Delhi06:29 → 07:0712:0348 min12:040 min16 Jul
Kolkata06:29 → 07:0711:1948 min11:190 min16 Jul
Singapore08:59 → 09:3712:4748 min12:470 min16 Jul
Sydney10:59 → 11:3711:3848 min11:380 min16 Jul
Suva12:59 → 13:3711:490 min11:4948 min17 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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