Ruling · Rathayātrā · 2081

Tuesday 8 July

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 461 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 Monday 7 July

Dvitīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:21  12:09 madhyāhna ends
10:3310:5711:2111:4512:0912:3312:57

0 of 48 minutes covered

Midday of Tuesday 8 July

Taken. The only midday Dvitīyā reaches.

madhyāhna begins 11:21  12:09 madhyāhna ends
10:3310:5711:2111:4512:0912:3312:57

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 22:53 on Mon 7 Jul to 19:51 on Tue 8 Jul.

    2081-07-07T14:53:09Z → 2081-07-08T11:50:40Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:21–12:09 on the 7th, 11:21–12:09 on the 8th.

    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 7th and 48 of 48 on the 8th.

    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 27680 s

  5. 05

    Ruling

    Rathayātrā, Daqing, 2081: Tuesday 8 July.

    confidence: determinate

Say it like this

In Daqing, Rathayātrā 2081 falls on Tuesday 8 July. Dvitīyā runs from 22:53 on Mon 7 Jul to 19:51 on Tue 8 Jul and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/2081/rathayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 8 Jul
Ahargaṇa, classicalDisc centre, no refractionTue 8 Jul
compat-drikpanchangComparison profileTue 8 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 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles07:53 → 04:5112:3448 min12:350 min7 Jul
Chicago09:53 → 06:5112:3248 min12:320 min7 Jul
Jersey City10:53 → 07:5112:3848 min12:380 min7 Jul
Port of Spain10:53 → 07:5111:4848 min11:480 min7 Jul
London15:53 → 12:5112:420 min12:429 min8 Jul
Durban16:53 → 13:5111:370 min11:3848 min8 Jul
Dubai18:53 → 15:5112:000 min12:0048 min8 Jul
Delhi20:23 → 17:2112:020 min12:0348 min8 Jul
Kolkata20:23 → 17:2111:180 min11:1848 min8 Jul
Singapore22:53 → 19:5112:460 min12:4648 min8 Jul
Sydney00:53 → 21:5111:370 min11:3748 min8 Jul
Suva02:53 → 23:5111:480 min11:4848 min8 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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