Sunrise of Wednesday 18 March
Pratipadā does not hold at sunrise. Not taken.
06:35 sunrise
05:2305:4706:1106:3506:5907:2307:47
Absent at sunrise
Ruling · Vasantotsava · 1908
Determinatein Datong, under the Rashtriya Panchang method. Clear of every threshold by 233 minutes.
One ghaṭī is 24 minutes. The sunrise is read as upper limb, 31′ + 16′.
Sunrise of Wednesday 18 March
Pratipadā does not hold at sunrise. Not taken.
Absent at sunrise
Sunrise of Thursday 19 March
Taken. The only sunrise Pratipadā holds at.
Holds at sunrise
Aṅga
Pratipadā runs from 10:28 on Wed 18 Mar to 11:29 on Thu 19 Mar.
1908-03-18T02:28:17Z → 1908-03-19T03:29:29Z
Kāla
Sunrise is at 06:35 on the 18th and 06:34 on the 19th.
sunrise: upper limb, 31′ + 16′
Rule
Pratipadā must be current at sunrise. It is not on the 18th and is on the 19th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105
Tie-break
Only one sunrise qualifies. No tie-break is needed.
priority: purvaviddha → only-day · margin 13981 s
Ruling
Vasantotsava, Datong, 1908: Thursday 19 March.
confidence: determinate
In Datong, Vasantotsava 1908 falls on Thursday 19 March. Pratipadā runs from 10:28 on Wed 18 Mar to 11:29 on Thu 19 Mar and is current at sunrise that day.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Thu 19 Mar |
| Ahargaṇa, classical | Disc centre, no refraction | Thu 19 Mar |
| compat-drikpanchang | Comparison profile | Thu 19 Mar |
| No institution has a recorded ruling for Datong. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/vasantotsava · ruleset 2026.3-draft
“K 1 Vasantotsava (current at sunrise, if occurs on two successive days, it is to be observed on the first day).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.
Twelve places, west to east. Local clock times.
| Place | Pratipadā | Sunrise 18th | Covered | Sunrise 19th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 18:28 → 19:29 | 06:00 | holds | 05:59 | no | 18 Mar |
| Chicago | 20:28 → 21:29 | 05:58 | holds | 05:57 | no | 18 Mar |
| Jersey City | 21:28 → 22:29 | 06:04 | holds | 06:02 | no | 18 Mar |
| Port of Spain | 22:28 → 23:29 | 06:12 | holds | 06:11 | no | 18 Mar |
| London | 02:28 → 03:29 | 06:09 | holds | 06:07 | no | 18 Mar |
| Durban | 04:28 → 05:29 | 05:58 | holds | 05:59 | no | 18 Mar |
| Dubai | 06:09 → 07:10 | 06:07 | no | 06:06 | holds | 19 Mar |
| Delhi | 07:58 → 08:59 | 06:28 | no | 06:27 | holds | 19 Mar |
| Kolkata | 07:58 → 08:59 | 05:44 | no | 05:43 | holds | 19 Mar |
| Singapore | 09:28 → 10:29 | 06:10 | no | 06:10 | holds | 19 Mar |
| Sydney | 12:28 → 13:29 | 05:56 | no | 05:57 | holds | 19 Mar |
| Suva | 14:23 → 15:24 | 06:05 | no | 06:05 | holds | 19 Mar |