Ruling · Rāsayātrā · 1931

Tuesday 24 November

Determinatein Phoenix, under the Rashtriya Panchang method. Clear of every threshold by 19 minutes.

Decide it for

33°27′ N 112°04′ W · America/Phoenix · GeoNames 5308655

The two nights

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

Night of Monday 23 November

Qualifies with 48 of 48 minutes. Not taken.

niśītha begins 23:51  00:39 niśītha ends
23:0323:2723:5100:1500:3901:0301:27

48 of 48 minutes covered

Night of Tuesday 24 November

Taken. Both nights qualify; the rule takes the second.

niśītha begins 23:51  00:39 niśītha ends
Pūrṇimā ends 00:09:49
23:0323:2723:5100:1500:3901:0301:27

19 of 48 minutes covered, the first 19

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 22:42 on Mon 23 Nov to 00:10 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: 23:51–00:39 on the 23rd, 23:51–00:39 on the 24th.

    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 23rd and 19 of 48 on the 24th.

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

  4. 04

    Tie-break

    Both nights qualify. Paraviddhā: the second is taken.

    priority: paraviddha → paraviddha · margin 1115 s

  5. 05

    Ruling

    Rāsayātrā, Phoenix, 1931: Tuesday 24 November.

    confidence: determinate

Say it like this

In Phoenix, Rāsayātrā 1931 falls on Tuesday 24 November. Pūrṇimā runs from 22:42 on Mon 23 Nov to 00:10 on Wed 25 Nov and covers 19 of 48 minutes of niśītha that night. It also reaches the previous night for 48 minutes; by the rule the second night is taken.

ahargana.org/phoenix/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 Phoenix.

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

About Ahargaṇa