Night of Monday 18 November
Taken. The only night Pūrṇimā reaches.
niśītha begins 23:02 23:50 niśītha ends
Pūrṇimā begins 23:47:06
22:1422:3823:0223:2623:5000:1400:38
3 of 48 minutes covered, the last 3
Ruling · Rāsayātrā · 2097
Boundaryin Daqing, under the Rashtriya Panchang method. A threshold is only 2 min 53 s away. Say “contested”.
One ghaṭī is 24 minutes. Niśītha is 1 ghaṭikā either side of midnight.
Night of Monday 18 November
Taken. The only night Pūrṇimā reaches.
3 of 48 minutes covered, the last 3
Night of Tuesday 19 November
Pūrṇimā is absent from niśītha. Not taken.
0 of 48 minutes covered
Aṅga
Pūrṇimā runs from 23:47 on Mon 18 Nov to 21:05 on Tue 19 Nov.
2097-11-18T15:47:07Z → 2097-11-19T13:05:07Z
Kāla
Niśītha is 1 ghaṭikā either side of midnight: 23:02–23:50 on the 18th, 23:02–23:50 on the 19th.
nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
Rule
Pūrṇimā must be present during niśītha. It covers 3 of 48 minutes on the 18th and 0 of 48 on the 19th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
Tie-break
Only one night qualifies. No tie-break is needed.
priority: paraviddha → only-day · margin 173 s < 300 s
Ruling
Rāsayātrā, Daqing, 2097: Monday 18 November.
confidence: boundary (margin)
In Daqing, Rāsayātrā 2097 falls on Monday 18 November. Pūrṇimā runs from 23:47 on Mon 18 Nov to 21:05 on Tue 19 Nov and covers 3 of 48 minutes of niśītha that night. It is 2 min 53 s from a threshold: treat the date as contested.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Mon 18 Nov |
| Ahargaṇa, classical | Disc centre, no refraction | Mon 18 Nov |
| compat-drikpanchang | Comparison profile | Mon 18 Nov |
| No institution has a recorded ruling for Daqing. | ||
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 18th | Covered | Niśītha 19th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 07:47 → 05:05 | 23:15 | 48 min | 23:15 | 0 min | 18 Nov |
| Chicago | 09:47 → 07:05 | 23:13 | 48 min | 23:13 | 0 min | 18 Nov |
| Jersey City | 10:47 → 08:05 | 23:18 | 48 min | 23:19 | 0 min | 18 Nov |
| Port of Spain | 11:47 → 09:05 | 23:28 | 48 min | 23:28 | 0 min | 18 Nov |
| London | 15:47 → 13:05 | 23:23 | 48 min | 23:23 | 0 min | 18 Nov |
| Durban | 17:47 → 15:05 | 23:17 | 48 min | 23:18 | 0 min | 18 Nov |
| Dubai | 19:47 → 17:05 | 23:41 | 48 min | 23:41 | 0 min | 18 Nov |
| Delhi | 21:17 → 18:35 | 23:43 | 48 min | 23:43 | 0 min | 18 Nov |
| Kolkata | 21:17 → 18:35 | 22:58 | 48 min | 22:59 | 0 min | 18 Nov |
| Singapore | 23:47 → 21:05 | 00:26 | 48 min | 00:26 | 0 min | 18 Nov |
| Sydney | 02:47 → 00:05 | 00:17 | 0 min | 00:17 | 0 min | 19 Nov |
| Suva | 03:47 → 01:05 | 23:28 | 0 min | 23:28 | 48 min | 19 Nov |