Ruling · Rāsayātrā · 2039

Wednesday 30 November

Determinatein Jiading, under the Rashtriya Panchang method. Clear of every threshold by 42 minutes.

Decide it for

31°23′ N 121°15′ E · Asia/Shanghai · GeoNames 1806508

The two nights

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

Night of Tuesday 29 November

Qualifies with 48 of 48 minutes. Not taken.

niśītha begins 23:19  00:07 niśītha ends
22:3122:5523:1923:4300:0700:3100:55

48 of 48 minutes covered

Night of Wednesday 30 November

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

niśītha begins 23:20  00:08 niśītha ends
Pūrṇimā ends 00:49:37
22:3222:5623:2023:4400:0800:3200:56

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 22:26 on Tue 29 Nov to 00:50 on Thu 1 Dec.

    2039-11-29T14:26:10Z → 2039-11-30T16:49:38Z

  2. 02

    Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:19–00:07 on the 29th, 23:20–00:08 on the 30th.

    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 29th and 48 of 48 on the 30th.

    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 2510 s

  5. 05

    Ruling

    Rāsayātrā, Jiading, 2039: Wednesday 30 November.

    confidence: determinate

Say it like this

In Jiading, Rāsayātrā 2039 falls on Wednesday 30 November. Pūrṇimā runs from 22:26 on Tue 29 Nov to 00:50 on Thu 1 Dec and covers all of niśītha that night. It also reaches the previous night for 48 minutes; by the rule the second night is taken.

ahargana.org/jiading/festivals/2039/rasayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 30 Nov
Ahargaṇa, classicalDisc centre, no refractionWed 30 Nov
compat-drikpanchangComparison profileWed 30 Nov
No institution has a recorded ruling for Jiading.

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 29thCoveredNiśītha 30thCoveredRuled
Los Angeles06:26 → 08:5023:1848 min23:180 min29 Nov
Chicago08:26 → 10:5023:1548 min23:160 min29 Nov
Jersey City09:26 → 11:5023:2148 min23:210 min29 Nov
Port of Spain10:26 → 12:5023:3148 min23:310 min29 Nov
London14:26 → 16:5023:2548 min23:260 min29 Nov
Durban16:26 → 18:5023:2048 min23:210 min29 Nov
Dubai18:26 → 20:5023:4348 min23:440 min29 Nov
Delhi19:56 → 22:2023:4648 min23:460 min29 Nov
Kolkata19:56 → 22:2023:0148 min23:010 min29 Nov
Singapore22:26 → 00:5000:2948 min00:2920 min30 Nov
Sydney01:26 → 03:5000:190 min00:2048 min30 Nov
Suva02:26 → 04:5023:300 min23:3148 min30 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