Sunrise of Thursday 25 March
Pratipadā does not hold at sunrise. Not taken.
06:23 sunrise
05:1105:3505:5906:2306:4707:1107:35
Absent at sunrise
Ruling · Vasantotsava · 1948
Determinatein Chattogram, under the Rashtriya Panchang method. Clear of every threshold by 31 minutes.
Decide it for
22°20′ N 91°50′ E · Asia/Dhaka · GeoNames 1205733
One ghaṭī is 24 minutes. The sunrise is read as upper limb, 31′ + 16′.
Sunrise of Thursday 25 March
Pratipadā does not hold at sunrise. Not taken.
Absent at sunrise
Sunrise of Friday 26 March
Taken. The only sunrise Pratipadā holds at.
Holds at sunrise
Aṅga
Pratipadā runs from 09:40 on Thu 25 Mar to 06:53 on Fri 26 Mar.
1948-03-25T03:10:07Z → 1948-03-26T00:22:38Z
Kāla
Sunrise is at 06:23 on the 25th and 06:22 on the 26th.
sunrise: upper limb, 31′ + 16′
Rule
Pratipadā must be current at sunrise. It is not on the 25th and is on the 26th.
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 1853 s
Ruling
Vasantotsava, Chattogram, 1948: Friday 26 March.
confidence: determinate
In Chattogram, Vasantotsava 1948 falls on Friday 26 March. Pratipadā runs from 09:40 on Thu 25 Mar to 06:53 on Fri 26 Mar and is current at sunrise that day.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Fri 26 Mar |
| Ahargaṇa, classical | Disc centre, no refraction | Fri 26 Mar |
| compat-drikpanchang | Comparison profile | Fri 26 Mar |
| No institution has a recorded ruling for Chattogram. | ||
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 25th | Covered | Sunrise 26th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 20:10 → 17:23 | 06:50 | holds | 06:49 | no | 25 Mar |
| Chicago | 21:10 → 18:23 | 05:46 | holds | 05:44 | no | 25 Mar |
| Jersey City | 22:10 → 19:23 | 05:52 | holds | 05:50 | no | 25 Mar |
| Port of Spain | 23:10 → 20:23 | 06:08 | holds | 06:07 | no | 25 Mar |
| London | 04:10 → 01:23 | 06:53 | holds | 06:50 | no | 25 Mar |
| Durban | 05:10 → 02:23 | 06:02 | holds | 06:03 | no | 25 Mar |
| Dubai | 07:10 → 04:23 | 06:18 | no | 06:17 | no | 25 Mar |
| Delhi | 08:40 → 05:53 | 06:20 | no | 06:19 | no | 25 Mar |
| Kolkata | 08:40 → 05:53 | 05:37 | no | 05:36 | holds | 26 Mar |
| Singapore | 10:40 → 07:53 | 06:38 | no | 06:37 | holds | 26 Mar |
| Sydney | 13:10 → 10:23 | 06:02 | no | 06:03 | holds | 26 Mar |
| Suva | 15:10 → 12:23 | 06:11 | no | 06:12 | holds | 26 Mar |