Late afternoon of Tuesday 27 March
Qualifies with 25 of 148 minutes. Not taken.
15:43 sāyāhna beginssunset 18:11
Pūrṇimā begins 17:45:38
15:1915:4316:0716:3116:5517:1917:4318:0718:31
25 of 148 minutes covered, the last 25
Ruling · Holī · 2040
Boundaryin Cairo, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Wed 28 Mar. Both late afternoons qualify and the rule does not say which to take. Say “contested”.
One ghaṭī is 24 minutes. Sāyāhna is last 3 of 15 day muhūrtas.
Late afternoon of Tuesday 27 March
Qualifies with 25 of 148 minutes. Not taken.
25 of 148 minutes covered, the last 25
Late afternoon of Wednesday 28 March
Taken for Holikā Dahana. Both late afternoons qualify; the rule is silent, and this one is covered longer. Holī is the day after.
89 of 148 minutes covered, the first 89
Aṅga
Pūrṇimā runs from 17:46 on Tue 27 Mar to 17:12 on Wed 28 Mar.
2040-03-27T15:45:39Z → 2040-03-28T15:11:46Z
Kāla
Sāyāhna is last 3 of 15 day muhūrtas: 15:43–18:11 on the 27th, 15:43–18:11 on the 28th.
sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′
Rule
Pūrṇimā must be present during sāyāhna. It covers 25 of 148 minutes on the 27th and 89 of 148 on the 28th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105
Tie-break
Both late afternoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.
priority: unstated → greater-coverage · margin 1506 s
Counted
Holī is kept the day after Holikā Dahana: Wednesday 28 March is the day taken above.
follows: holika-dahana + 1 d
Ruling
Holī, Cairo, 2040: Thursday 29 March.
confidence: boundary (tie-break-unstated)
In Cairo, Holī 2040 falls on Thursday 29 March. It is kept the day after Holikā Dahana, which falls on Wednesday 28 March. Pūrṇimā runs from 17:46 on Tue 27 Mar to 17:12 on Wed 28 Mar and covers 89 of 148 minutes of sāyāhna on the 28th. It also reaches the previous late afternoon for 25 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Thu 29 Mar |
| Ahargaṇa, classical | Disc centre, no refraction | Thu 29 Mar |
| compat-drikpanchang | Comparison profile | Thu 29 Mar |
| No institution has a recorded ruling for Cairo. | ||
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 27th | Covered | Sāyāhna 28th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 08:46 → 08:12 | 16:42 | 149 min | 16:42 | 0 min | 28 Mar |
| Chicago | 10:46 → 10:12 | 16:41 | 150 min | 16:42 | 0 min | 28 Mar |
| Jersey City | 11:46 → 11:12 | 16:46 | 150 min | 16:47 | 0 min | 28 Mar |
| Port of Spain | 11:46 → 11:12 | 15:51 | 146 min | 15:50 | 0 min | 28 Mar |
| London | 16:46 → 16:12 | 16:54 | 152 min | 16:55 | 0 min | 28 Mar |
| Durban | 17:46 → 17:12 | 15:35 | 12 min | 15:34 | 98 min | 29 Mar |
| Dubai | 19:46 → 19:12 | 16:05 | 0 min | 16:06 | 148 min | 29 Mar |
| Delhi | 21:16 → 20:42 | 16:08 | 0 min | 16:09 | 148 min | 29 Mar |
| Kolkata | 21:16 → 20:42 | 15:23 | 0 min | 15:23 | 147 min | 29 Mar |
| Singapore | 23:46 → 23:12 | 16:48 | 0 min | 16:48 | 145 min | 29 Mar |
| Sydney | 02:46 → 02:12 | 16:34 | 0 min | 16:33 | 142 min | 29 Mar |
| Suva | 03:46 → 03:12 | 15:47 | 0 min | 15:47 | 144 min | 29 Mar |