Rāsayātrā

1. १Step 1, Aṅga

   Pūrṇimā runs from 23:24 on Sat 21 Nov to 00:35 on Mon 23 Nov.

   2037-11-21T20:24:26Z → 2037-11-22T21:35:18Z
2. २Step 2, Kāla

   Niśītha is 1 ghaṭikā either side of midnight: 22:56–23:44 on the 21st, 22:56–23:44 on the 22nd.

   nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
3. ३Step 3, Rule

   Pūrṇimā must be present during niśītha. It covers 20 of 48 minutes on the 21st and 48 of 48 on the 22nd.

   Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
4. ४Step 4, Tie-break

   Both nights qualify. Paraviddhā: the second is taken.

   priority: paraviddha → paraviddha · margin 1176 s
5. ५Step 5, Ruling

   Rāsayātrā, Doha, 2037: Sunday 22 November.

   confidence: determinate

In Doha, Rāsayātrā 2037 falls on Sunday 22 November. Pūrṇimā runs from 23:24 on Sat 21 Nov to 00:35 on Mon 23 Nov and covers all of niśītha that night. It also reaches the previous night for 20 minutes; by the rule the second night is taken.

Institutional rulings are recorded with a source address, and are never edited to agree.

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.