Ruling · Rāsayātrā · 2081

Saturday 15 November

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 101 minutes.

Decide it for

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two nights

One ghaṭī is 24 minutes. Niśītha is 1 ghaṭikā either side of midnight.

Night of Saturday 15 November

Taken. The only night Pūrṇimā reaches.

niśītha begins 23:01  23:49 niśītha ends
22:1322:3723:0123:2523:4900:1300:37

48 of 48 minutes covered

Night of Sunday 16 November

Pūrṇimā is absent from niśītha. Not taken.

niśītha begins 23:01  23:49 niśītha ends
22:1322:3723:0123:2523:4900:1300:37

0 of 48 minutes covered

Pūrṇimā presentNiśītha, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 20:26 on Sat 15 Nov to 21:21 on Sun 16 Nov.

    2081-11-15T12:25:51Z → 2081-11-16T13:20:43Z

  2. 02

    Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:01–23:49 on the 15th, 23:01–23:49 on the 16th.

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

  3. 03

    Rule

    Pūrṇimā must be present during niśītha. It covers 48 of 48 minutes on the 15th and 0 of 48 on the 16th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one night qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 6044 s

  5. 05

    Ruling

    Rāsayātrā, Daqing, 2081: Saturday 15 November.

    confidence: determinate

Say it like this

In Daqing, Rāsayātrā 2081 falls on Saturday 15 November. Pūrṇimā runs from 20:26 on Sat 15 Nov to 21:21 on Sun 16 Nov and covers all of niśītha that night.

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

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 15 Nov
Ahargaṇa, classicalDisc centre, no refractionSat 15 Nov
compat-drikpanchangComparison profileSat 15 Nov
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/rasayatra · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Niśītha
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“S 15 Rasayatra, (nisithavyapini, i.e. covering a period from 24 minutes before to 24 minutes after midnight. If occurs on two days or does not occur on any day, it is to be observed on the second day), Puskar Fair. Ratha yatra (Jain), Tripurotsava (evening), Kedara vrata (Orissa), Kartiki purnima.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāNiśītha 15thCoveredNiśītha 16thCoveredRuled
Los Angeles04:26 → 05:2123:1448 min23:140 min15 Nov
Chicago06:26 → 07:2123:1248 min23:120 min15 Nov
Jersey City07:26 → 08:2123:1848 min23:180 min15 Nov
Port of Spain08:26 → 09:2123:2748 min23:270 min15 Nov
London12:26 → 13:2123:2248 min23:220 min15 Nov
Durban14:26 → 15:2123:1748 min23:170 min15 Nov
Dubai16:26 → 17:2123:4048 min23:400 min15 Nov
Delhi17:56 → 18:5123:4248 min23:420 min15 Nov
Kolkata17:56 → 18:5122:5848 min22:580 min15 Nov
Singapore20:26 → 21:2100:2648 min00:260 min15 Nov
Sydney23:26 → 00:2100:1648 min00:165 min16 Nov
Suva00:26 → 01:2123:270 min23:2748 min16 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rasayatra@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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