Evening of Monday 21 December
Pūrṇimā is absent from pradoṣa. Not taken.
17:59 sunsetpradoṣa ends 19:55
17:3517:5918:2318:4719:1119:3519:5920:23
0 of 117 minutes covered
Ruling · Dattātreyotpatti (Datta Jayanti) · 1942
Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 105 minutes.
One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.
Evening of Monday 21 December
Pūrṇimā is absent from pradoṣa. Not taken.
0 of 117 minutes covered
Evening of Tuesday 22 December
Taken. The only evening Pūrṇimā reaches.
117 of 117 minutes covered
Aṅga
Pūrṇimā runs from 21:40 on Mon 21 Dec to 00:03 on Wed 23 Dec.
1942-12-21T12:40:13Z → 1942-12-22T15:03:09Z
Kāla
Pradoṣa is 2 muhūrtas after sunset: 17:59–19:55 on the 21st, 17:59–19:56 on the 22nd.
pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′
Rule
Pūrṇimā must be present during pradoṣa. It covers 0 of 117 minutes on the 21st and 117 of 117 on the 22nd.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
Tie-break
Only one evening qualifies. No tie-break is needed.
priority: unstated → only-day · margin 6285 s
Ruling
Dattātreyotpatti, Baoding, 1942: Tuesday 22 December.
confidence: determinate
In Baoding, Dattātreyotpatti (Datta Jayanti) 1942 falls on Tuesday 22 December. Pūrṇimā runs from 21:40 on Mon 21 Dec to 00:03 on Wed 23 Dec and covers all of pradoṣa that evening.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Tue 22 Dec |
| Ahargaṇa, classical | Disc centre, no refraction | Tue 22 Dec |
| compat-drikpanchang | Comparison profile | Tue 22 Dec |
| No institution has a recorded ruling for Baoding. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/dattatreyotpatti · ruleset 2026.3-draft
“S 15 Dattatreyotpatti (pradosa).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.
Twelve places, west to east. Local clock times.
| Place | Pūrṇimā | Sunset 21st | Covered | Sunset 22nd | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 05:40 → 08:03 | 17:47 | 113 min | 17:48 | 0 min | 21 Dec |
| Chicago | 07:40 → 10:03 | 17:22 | 119 min | 17:23 | 0 min | 21 Dec |
| Jersey City | 08:40 → 11:03 | 17:32 | 118 min | 17:32 | 0 min | 21 Dec |
| Port of Spain | 09:40 → 12:03 | 18:49 | 100 min | 18:49 | 0 min | 21 Dec |
| London | 13:40 → 16:03 | 16:53 | 130 min | 16:53 | 0 min | 21 Dec |
| Durban | 15:40 → 18:03 | 19:56 | 80 min | 19:56 | 0 min | 21 Dec |
| Dubai | 16:40 → 19:03 | 17:34 | 108 min | 17:34 | 89 min | 21 Dec |
| Delhi | 19:10 → 21:33 | 18:28 | 68 min | 18:29 | 110 min | 22 Dec |
| Kolkata | 19:10 → 21:33 | 17:57 | 33 min | 17:57 | 106 min | 22 Dec |
| Singapore | 21:40 → 00:03 | 20:04 | 0 min | 20:04 | 96 min | 22 Dec |
| Sydney | 23:40 → 02:03 | 20:05 | 0 min | 20:06 | 77 min | 22 Dec |
| Suva | 00:40 → 03:03 | 18:40 | 0 min | 18:41 | 86 min | 22 Dec |