Ruling · Rāsayātrā · 1935

Saturday 9 November

Determinatein Phoenix, under the Rashtriya Panchang method. Clear of every threshold by 425 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 Friday 8 November

Pūrṇimā is absent from niśītha. Not taken.

niśītha begins 23:48  00:36 niśītha ends
23:0023:2423:4800:1200:3601:0001:24

0 of 48 minutes covered

Night of Saturday 9 November

Taken. The only night Pūrṇimā reaches.

niśītha begins 23:48  00:36 niśītha ends
23:0023:2423:4800:1200:3601:0001:24

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 10:37 on Sat 9 Nov to 07:42 on Sun 10 Nov.

    1935-11-09T17:36:50Z → 1935-11-10T14:41:44Z

  2. 02

    Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:48–00:36 on the 8th, 23:48–00:36 on the 9th.

    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 8th and 48 of 48 on the 9th.

    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 25519 s

  5. 05

    Ruling

    Rāsayātrā, Phoenix, 1935: Saturday 9 November.

    confidence: determinate

Say it like this

In Phoenix, Rāsayātrā 1935 falls on Saturday 9 November. Pūrṇimā runs from 10:37 on Sat 9 Nov to 07:42 on Sun 10 Nov and covers all of niśītha that night.

ahargana.org/phoenix/festivals/1935/rasayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 9 Nov
Ahargaṇa, classicalDisc centre, no refractionSat 9 Nov
compat-drikpanchangComparison profileSat 9 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 9thCoveredNiśītha 10thCoveredRuled
Los Angeles09:37 → 06:4223:1348 min23:130 min9 Nov
Chicago11:37 → 08:4223:1148 min23:110 min9 Nov
Jersey City12:37 → 09:4223:1748 min23:170 min9 Nov
Port of Spain13:37 → 10:4223:2648 min23:260 min9 Nov
London17:37 → 14:4223:2148 min23:210 min9 Nov
Durban19:37 → 16:4223:1648 min23:160 min9 Nov
Dubai21:37 → 18:4223:3948 min23:390 min9 Nov
Delhi23:07 → 20:1223:4148 min23:410 min9 Nov
Kolkata23:07 → 20:1222:5738 min22:570 min9 Nov
Singapore00:57 → 22:0223:440 min23:450 min10 Nov
Sydney03:37 → 00:4223:150 min23:1548 min10 Nov
Suva05:37 → 02:4223:260 min23:2648 min10 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