Late afternoon of Thursday 22 March
Pūrṇimā is absent from sāyāhna. Not taken.
16:08 sāyāhna beginssunset 18:34
Pūrṇimā begins 18:36:44
15:4416:0816:3216:5617:2017:4418:0818:3218:56
0 of 146 minutes covered
Ruling · Holī · 1951
Boundaryin Chattogram, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Fri 23 Mar. A threshold is only 2 min 50 s away. Say “contested”.
Decide it for
22°20′ N 91°50′ E · Asia/Dhaka · GeoNames 1205733
One ghaṭī is 24 minutes. Sāyāhna is last 3 of 15 day muhūrtas.
Late afternoon of Thursday 22 March
Pūrṇimā is absent from sāyāhna. Not taken.
0 of 146 minutes covered
Late afternoon of Friday 23 March
Taken for Holikā Dahana. The only late afternoon Pūrṇimā reaches. Holī is the day after.
71 of 146 minutes covered, the first 71
Aṅga
Pūrṇimā runs from 18:37 on Thu 22 Mar to 17:20 on Fri 23 Mar.
1951-03-22T12:06:44Z → 1951-03-23T10:49:47Z
Kāla
Sāyāhna is last 3 of 15 day muhūrtas: 16:08–18:34 on the 22nd, 16:08–18:34 on the 23rd.
sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′
Rule
Pūrṇimā must be present during sāyāhna. It covers 0 of 146 minutes on the 22nd and 71 of 146 on the 23rd.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105
Tie-break
Only one late afternoon qualifies. No tie-break is needed.
priority: unstated → only-day · margin 170 s < 300 s
Counted
Holī is kept the day after Holikā Dahana: Friday 23 March is the day taken above.
follows: holika-dahana + 1 d
Ruling
Holī, Chattogram, 1951: Saturday 24 March.
confidence: boundary (margin)
In Chattogram, Holī 1951 falls on Saturday 24 March. It is kept the day after Holikā Dahana, which falls on Friday 23 March. Pūrṇimā runs from 18:37 on Thu 22 Mar to 17:20 on Fri 23 Mar and covers 71 of 146 minutes of sāyāhna on the 23rd. It is 2 min 50 s from a threshold: treat the date as contested.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Sat 24 Mar |
| Ahargaṇa, classical | Disc centre, no refraction | Sat 24 Mar |
| compat-drikpanchang | Comparison profile | Sat 24 Mar |
| No institution has a recorded ruling for Chattogram. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/holi · ruleset 2026.3-draft
“S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.
Twelve places, west to east. Local clock times.
| Place | Pūrṇimā | Sāyāhna 22nd | Covered | Sāyāhna 23rd | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 04:07 → 02:50 | 15:39 | 146 min | 15:40 | 0 min | 23 Mar |
| Chicago | 06:07 → 04:50 | 15:38 | 146 min | 15:38 | 0 min | 23 Mar |
| Jersey City | 07:07 → 05:50 | 15:43 | 146 min | 15:44 | 0 min | 23 Mar |
| Port of Spain | 08:07 → 06:50 | 15:51 | 145 min | 15:51 | 0 min | 23 Mar |
| London | 12:07 → 10:50 | 15:48 | 147 min | 15:49 | 0 min | 23 Mar |
| Durban | 14:07 → 12:50 | 15:40 | 145 min | 15:40 | 0 min | 23 Mar |
| Dubai | 16:07 → 14:50 | 16:05 | 143 min | 16:05 | 0 min | 23 Mar |
| Delhi | 17:37 → 16:20 | 16:07 | 56 min | 16:07 | 13 min | 23 Mar |
| Kolkata | 17:37 → 16:20 | 15:22 | 11 min | 15:22 | 57 min | 24 Mar |
| Singapore | 19:37 → 18:20 | 16:20 | 0 min | 16:19 | 120 min | 24 Mar |
| Sydney | 22:07 → 20:50 | 15:40 | 0 min | 15:39 | 145 min | 24 Mar |
| Suva | 00:07 → 22:50 | 15:51 | 0 min | 15:51 | 145 min | 24 Mar |