Ruling · Rāsayātrā · 2037

Saturday 21 November

Boundaryin Bucharest, under the Rashtriya Panchang method. A threshold is only 2 min 54 s away. Say “contested”.

Decide it for

44°26′ N 26°06′ E · Europe/Bucharest · GeoNames 683506

The two nights

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

Night of Saturday 21 November

Taken. The only night Pūrṇimā reaches.

niśītha begins 23:38  00:26 niśītha ends
22:5023:1423:3800:0200:2600:5001:14

48 of 48 minutes covered

Night of Sunday 22 November

Pūrṇimā is absent from niśītha. Not taken.

niśītha begins 23:38  00:26 niśītha ends
Pūrṇimā ends 23:35:17
22:5023:1423:3800:0200:2600:5001:14

0 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 22:24 on Sat 21 Nov to 23:35 on Sun 22 Nov.

    2037-11-21T20:24:26Z → 2037-11-22T21:35:18Z

  2. 02

    Kāla

    Niśītha is 1 ghaṭikā either side of midnight: 23:38–00:26 on the 21st, 23:38–00:26 on the 22nd.

    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 21st and 0 of 48 on the 22nd.

    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 174 s < 300 s

  5. 05

    Ruling

    Rāsayātrā, Bucharest, 2037: Saturday 21 November.

    confidence: boundary (margin)

Say it like this

In Bucharest, Rāsayātrā 2037 falls on Saturday 21 November. Pūrṇimā runs from 22:24 on Sat 21 Nov to 23:35 on Sun 22 Nov and covers all of niśītha that night. It is 2 min 54 s from a threshold: treat the date as contested.

ahargana.org/bucharest/festivals/2037/rasayatra · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 21 Nov
Ahargaṇa, classicalDisc centre, no refractionSat 21 Nov
compat-drikpanchangComparison profileSun 22 Nov
No institution has a recorded ruling for Bucharest.

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 21stCoveredNiśītha 22ndCoveredRuled
Los Angeles12:24 → 13:3523:1548 min23:160 min21 Nov
Chicago14:24 → 15:3523:1348 min23:130 min21 Nov
Jersey City15:24 → 16:3523:1948 min23:190 min21 Nov
Port of Spain16:24 → 17:3523:2848 min23:290 min21 Nov
London20:24 → 21:3523:2348 min23:230 min21 Nov
Durban22:24 → 23:3523:1848 min23:1817 min22 Nov
Dubai00:24 → 01:3523:414 min23:4148 min22 Nov
Delhi01:54 → 03:0523:430 min23:4348 min22 Nov
Kolkata01:54 → 03:0522:590 min22:5948 min22 Nov
Singapore04:24 → 05:3500:270 min00:2748 min22 Nov
Sydney07:24 → 08:3500:170 min00:1748 min22 Nov
Suva08:24 → 09:3523:280 min23:2848 min22 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

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