November 1908 · each Moon as it stands at sunriseKārtika Śukla to Mārgaśīrṣa ŚuklaThe month ›

Ruling · 1908 · Chennai

Rāsayātrā

Saturday 7 November1908 · Chennai, Tamil Nadu, India

Determinatemargin 473 min

In Chennai, under the Rashtriya Panchang method. Clear of every threshold by 473 minutes.

Decide it forChennaiDelhiKolkataSingaporeSydneyJersey City13°05′ N 80°17′ E · Asia/Kolkata · GeoNames 1264527

The two nights निशीथ

One ghaṭī is 24 minutes

Niśītha is 1 ghaṭikā either side of midnight.

Night of Saturday 7 November

Taken. The only night Pūrṇimā reaches.

niśītha begins 23:29  00:17 niśītha ends
22:4123:0523:2923:5300:1700:4101:05

48 of 48 minutes covered

Night of Sunday 8 November

Pūrṇimā is absent from niśītha. Not taken.

niśītha begins 23:29  00:17 niśītha ends
22:4123:0523:2923:5300:1700:4101:05

0 of 48 minutes covered

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

How it was decided निर्णय

  1. Step 1, Aṅga

    Pūrṇimā runs from 15:36 on Sat 7 Nov to 13:28 on Sun 8 Nov.

    1908-11-07T10:05:36Z → 1908-11-08T07:57:53Z
  2. Step 2, Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:29–00:17 on the 7th, 23:29–00:17 on the 8th.

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

    Pūrṇimā must be present during niśītha. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.

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

    Only one night qualifies. No tie-break is needed.

    one day qualifies → only-day · margin 28389 s
  5. Step 5, Ruling

    Rāsayātrā, Chennai, 1908: Saturday 7 November.

    confidence: determinate

Say it like this

In Chennai, Rāsayātrā 1908 falls on Saturday 7 November. Pūrṇimā runs from 15:36 on Sat 7 Nov to 13:28 on Sun 8 Nov and covers all of niśītha that night.

ahargana.org/chennai/festivals/1908/rasayatrapac-rp@2026.1

Who says what

never edited to agree

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 7 Nov
Ahargaṇa, classicalDisc centre, no refractionSat 7 Nov
compat-drikpanchangComparison profileSat 7 Nov
No institution has a recorded ruling for Chennai.

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

The rule, as data

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 clocks

PlacePūrṇimāNiśītha 7thCoveredNiśītha 8thCoveredRuled
Los Angeles02:06 → 23:5823:1345 min23:130 min7 Nov
Chicago04:06 → 01:5823:1148 min23:110 min7 Nov
Jersey City05:06 → 02:5823:1648 min23:170 min7 Nov
Port of Spain06:06 → 03:5823:2648 min23:260 min7 Nov
London10:06 → 07:5823:2148 min23:210 min7 Nov
Durban12:06 → 09:5823:1648 min23:160 min7 Nov
Dubai13:47 → 11:3923:2048 min23:200 min7 Nov
Delhi15:36 → 13:2823:4148 min23:410 min7 Nov
Kolkata15:36 → 13:2822:5648 min22:570 min7 Nov
Singapore17:06 → 14:5823:2448 min23:240 min7 Nov
Sydney20:06 → 17:5823:1548 min23:150 min7 Nov
Suva22:01 → 19:5323:2148 min23:210 min7 Nov
This ruling as JSON · ICS
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rasayatra@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s