Ruling · Rāsayātrā · 1955

Tuesday 29 November

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 57 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 Monday 28 November

Pūrṇimā is absent from niśītha. Not taken.

niśītha begins 23:04  23:52 niśītha ends
22:1622:4023:0423:2823:5200:1600:40

0 of 48 minutes covered

Night of Tuesday 29 November

Taken. The only night Pūrṇimā reaches.

niśītha begins 23:04  23:52 niśītha ends
22:1622:4023:0423:2823:5200:1600:40

48 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 04:19 on Tue 29 Nov to 00:50 on Wed 30 Nov.

    1955-11-28T20:18:44Z → 1955-11-29T16:49:49Z

  2. 02

    Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:04–23:52 on the 28th, 23:04–23:52 on the 29th.

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

  3. 03

    Rule

    Pūrṇimā must be present during niśītha. It covers 0 of 48 minutes on the 28th and 48 of 48 on the 29th.

    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 3441 s

  5. 05

    Ruling

    Rāsayātrā, Daqing, 1955: Tuesday 29 November.

    confidence: determinate

Say it like this

In Daqing, Rāsayātrā 1955 falls on Tuesday 29 November. Pūrṇimā runs from 04:19 on Tue 29 Nov to 00:50 on Wed 30 Nov and covers all of niśītha that night.

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

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 29 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 29 Nov
compat-drikpanchangComparison profileTue 29 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 28thCoveredNiśītha 29thCoveredRuled
Los Angeles12:19 → 08:5023:1748 min23:180 min28 Nov
Chicago14:19 → 10:5023:1548 min23:150 min28 Nov
Jersey City15:19 → 11:5023:2148 min23:210 min28 Nov
Port of Spain16:19 → 12:5023:3048 min23:300 min28 Nov
London20:19 → 16:5023:2548 min23:250 min28 Nov
Durban22:19 → 18:5023:2048 min23:200 min28 Nov
Dubai00:19 → 20:5023:4312 min23:430 min28 Nov
Delhi01:49 → 22:2023:450 min23:450 min29 Nov
Kolkata01:49 → 22:2023:010 min23:010 min29 Nov
Singapore03:49 → 00:2023:580 min23:5921 min29 Nov
Sydney06:19 → 02:5023:190 min23:1948 min29 Nov
Suva08:19 → 04:5023:300 min23:3048 min29 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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