Ruling · Rāsayātrā · 1931

Tuesday 24 November

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 473 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 Tuesday 24 November

Taken. The only night Pūrṇimā reaches.

niśītha begins 23:03  23:51 niśītha ends
22:1522:3923:0323:2723:5100:1500:39

48 of 48 minutes covered

Night of Wednesday 25 November

Pūrṇimā is absent from niśītha. Not taken.

niśītha begins 23:03  23:51 niśītha ends
22:1522:3923:0323:2723:5100:1500:39

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 13:42 on Tue 24 Nov to 15:10 on Wed 25 Nov.

    1931-11-24T05:42:24Z → 1931-11-25T07:09:49Z

  2. 02

    Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:03–23:51 on the 24th, 23:03–23:51 on the 25th.

    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 24th and 0 of 48 on the 25th.

    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 28402 s

  5. 05

    Ruling

    Rāsayātrā, Daqing, 1931: Tuesday 24 November.

    confidence: determinate

Say it like this

In Daqing, Rāsayātrā 1931 falls on Tuesday 24 November. Pūrṇimā runs from 13:42 on Tue 24 Nov to 15:10 on Wed 25 Nov and covers all of niśītha that night.

ahargana.org/daqing/festivals/1931/rasayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 24 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 24 Nov
compat-drikpanchangComparison profileTue 24 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 24thCoveredNiśītha 25thCoveredRuled
Los Angeles21:42 → 23:1023:160 min23:160 min23 Nov
Chicago23:42 → 01:1023:1448 min23:140 min24 Nov
Jersey City00:42 → 02:1023:1948 min23:200 min24 Nov
Port of Spain01:42 → 03:1023:2948 min23:290 min24 Nov
London05:42 → 07:1023:2448 min23:240 min24 Nov
Durban07:42 → 09:1023:1848 min23:190 min24 Nov
Dubai09:42 → 11:1023:4248 min23:420 min24 Nov
Delhi11:12 → 12:4023:4448 min23:440 min24 Nov
Kolkata11:12 → 12:4022:5948 min23:000 min24 Nov
Singapore12:42 → 14:1023:2748 min23:270 min24 Nov
Sydney15:42 → 17:1023:1848 min23:180 min24 Nov
Suva17:42 → 19:1023:2948 min23:290 min24 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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