Night of Tuesday 22 November
Pūrṇimā is absent from niśītha. Not taken.
niśītha begins 23:15 00:03 niśītha ends
Pūrṇimā begins 00:06:29
22:2722:5123:1523:3900:0300:2700:51
0 of 48 minutes covered
Ruling · Rāsayātrā · 1988
Boundaryin Chattogram, under the Rashtriya Panchang method. A threshold is only 3 min 25 s away. Say “contested”.
Decide it for
22°20′ N 91°50′ E · Asia/Dhaka · GeoNames 1205733
One ghaṭī is 24 minutes. Niśītha is 1 ghaṭikā either side of midnight.
Night of Tuesday 22 November
Pūrṇimā is absent from niśītha. Not taken.
0 of 48 minutes covered
Night of Wednesday 23 November
Taken. Pūrṇimā reaches neither night; the rule takes the second day.
0 of 48 minutes covered
Aṅga
Pūrṇimā runs from 00:06 on Wed 23 Nov to 21:53 on Wed 23 Nov.
1988-11-22T18:06:30Z → 1988-11-23T15:53:05Z
Kāla
Niśītha is 1 ghaṭikā either side of midnight: 23:15–00:03 on the 22nd, 23:15–00:03 on the 23rd.
nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
Rule
Pūrṇimā must be present during niśītha. It covers 0 of 48 minutes on the 22nd and 0 of 48 on the 23rd.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
Tie-break
Neither night qualifies. The rule takes the second day.
priority: paraviddha → second-day · margin 205 s < 300 s
Ruling
Rāsayātrā, Chattogram, 1988: Wednesday 23 November.
confidence: boundary (margin)
In Chattogram, Rāsayātrā 1988 falls on Wednesday 23 November. Pūrṇimā runs from 00:06 on Wed 23 Nov to 21:53 on Wed 23 Nov, and reaches niśītha on neither day. It is 3 min 25 s from a threshold: treat the date as contested.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Wed 23 Nov |
| Ahargaṇa, classical | Disc centre, no refraction | Wed 23 Nov |
| compat-drikpanchang | Comparison profile | Wed 23 Nov |
| No institution has a recorded ruling for Chattogram. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/rasayatra · ruleset 2026.3-draft
“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.
Twelve places, west to east. Local clock times.
| Place | Pūrṇimā | Niśītha 22nd | Covered | Niśītha 23rd | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 10:06 → 07:53 | 23:16 | 48 min | 23:16 | 0 min | 22 Nov |
| Chicago | 12:06 → 09:53 | 23:13 | 48 min | 23:14 | 0 min | 22 Nov |
| Jersey City | 13:06 → 10:53 | 23:19 | 48 min | 23:19 | 0 min | 22 Nov |
| Port of Spain | 14:06 → 11:53 | 23:29 | 48 min | 23:29 | 0 min | 22 Nov |
| London | 18:06 → 15:53 | 23:23 | 48 min | 23:24 | 0 min | 22 Nov |
| Durban | 20:06 → 17:53 | 23:18 | 48 min | 23:18 | 0 min | 22 Nov |
| Dubai | 22:06 → 19:53 | 23:41 | 48 min | 23:41 | 0 min | 22 Nov |
| Delhi | 23:36 → 21:23 | 23:44 | 48 min | 23:44 | 0 min | 22 Nov |
| Kolkata | 23:36 → 21:23 | 22:59 | 10 min | 22:59 | 0 min | 22 Nov |
| Singapore | 02:06 → 23:53 | 00:27 | 0 min | 00:27 | 0 min | 23 Nov |
| Sydney | 05:06 → 02:53 | 00:17 | 0 min | 00:18 | 48 min | 23 Nov |
| Suva | 06:06 → 03:53 | 23:28 | 0 min | 23:29 | 48 min | 23 Nov |