Ruling · Holī · 2079
Boundaryin Cairo, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Thu 16 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 Thursday 16 March
Taken for Holikā Dahana. Both late afternoons qualify; the rule is silent, and this one is covered longer. Holī is the day after.
136 of 144 minutes covered, the last 136
Late afternoon of Friday 17 March
Qualifies with 7 of 144 minutes. Not taken.
7 of 144 minutes covered, the first 7
Aṅga
Pūrṇimā runs from 15:48 on Thu 16 Mar to 15:47 on Fri 17 Mar.
2079-03-16T13:47:51Z → 2079-03-17T13:46:54Z
Kāla
Sāyāhna is last 3 of 15 day muhūrtas: 15:40–18:04 on the 16th, 15:40–18:04 on the 17th.
sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′
Rule
Pūrṇimā must be present during sāyāhna. It covers 136 of 144 minutes on the 16th and 7 of 144 on the 17th.
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 404 s
Counted
Holī is kept the day after Holikā Dahana: Thursday 16 March is the day taken above.
follows: holika-dahana + 1 d
Ruling
Holī, Cairo, 2079: Friday 17 March.
confidence: boundary (tie-break-unstated)
In Cairo, Holī 2079 falls on Friday 17 March. It is kept the day after Holikā Dahana, which falls on Thursday 16 March. Pūrṇimā runs from 15:48 on Thu 16 Mar to 15:47 on Fri 17 Mar and covers 136 of 144 minutes of sāyāhna on the 16th. It also reaches the next late afternoon for 7 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 | Fri 17 Mar |
| Ahargaṇa, classical | Disc centre, no refraction | Fri 17 Mar |
| compat-drikpanchang | Comparison profile | Fri 17 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 16th | Covered | Sāyāhna 17th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 06:48 → 06:47 | 16:38 | 144 min | 16:38 | 0 min | 17 Mar |
| Chicago | 08:48 → 08:47 | 16:35 | 144 min | 16:36 | 0 min | 17 Mar |
| Jersey City | 09:48 → 09:47 | 16:41 | 144 min | 16:41 | 0 min | 17 Mar |
| Port of Spain | 09:48 → 09:47 | 15:52 | 145 min | 15:52 | 0 min | 17 Mar |
| London | 13:48 → 13:47 | 15:44 | 143 min | 15:45 | 0 min | 17 Mar |
| Durban | 15:48 → 15:47 | 15:45 | 144 min | 15:44 | 3 min | 17 Mar |
| Dubai | 17:48 → 17:47 | 16:04 | 40 min | 16:04 | 103 min | 18 Mar |
| Delhi | 19:18 → 19:17 | 16:06 | 0 min | 16:06 | 144 min | 18 Mar |
| Kolkata | 19:18 → 19:17 | 15:22 | 0 min | 15:22 | 144 min | 18 Mar |
| Singapore | 21:48 → 21:47 | 16:51 | 0 min | 16:51 | 145 min | 18 Mar |
| Sydney | 00:48 → 00:47 | 16:45 | 0 min | 16:44 | 147 min | 18 Mar |
| Suva | 01:48 → 01:47 | 15:54 | 0 min | 15:54 | 146 min | 18 Mar |