Ruling · Holī · 2021
Boundaryin Buenos Aires, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Sat 27 Mar. Pūrṇimā reaches sāyāhna on neither day and the rule does not say what then. Say “contested”.
Decide it for
34°37′ S 58°23′ W · America/Argentina/Buenos_Aires · GeoNames 3435910
One ghaṭī is 24 minutes. Sāyāhna is last 3 of 15 day muhūrtas.
Late afternoon of Saturday 27 March
Taken for Holikā Dahana. Pūrṇimā reaches neither late afternoon; this is the day it falls on. Holī is the day after.
0 of 142 minutes covered
Late afternoon of Sunday 28 March
Pūrṇimā is absent from sāyāhna. Not taken.
0 of 142 minutes covered
Aṅga
Pūrṇimā runs from 18:57 on Sat 27 Mar to 15:48 on Sun 28 Mar.
2021-03-27T21:57:28Z → 2021-03-28T18:48:11Z
Kāla
Sāyāhna is last 3 of 15 day muhūrtas: 16:32–18:54 on the 27th, 16:31–18:53 on the 28th.
sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′
Rule
Pūrṇimā must be present during sāyāhna. It covers 0 of 142 minutes on the 27th and 0 of 142 on the 28th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105
Tie-break
Neither late afternoon qualifies. The day the tithi falls on is taken.
priority: unstated → tithi-day · margin 188 s < 300 s
Counted
Holī is kept the day after Holikā Dahana: Saturday 27 March is the day taken above.
follows: holika-dahana + 1 d
Ruling
Holī, Buenos Aires, 2021: Sunday 28 March.
confidence: boundary (margin, absent-unstated)
In Buenos Aires, Holī 2021 falls on Sunday 28 March. It is kept the day after Holikā Dahana, which falls on Saturday 27 March. Pūrṇimā runs from 18:57 on Sat 27 Mar to 15:48 on Sun 28 Mar, and reaches sāyāhna on neither day. It is 3 min 08 s from a threshold: treat the date as contested.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Sun 28 Mar |
| Ahargaṇa, classical | Disc centre, no refraction | Sun 28 Mar |
| compat-drikpanchang | Comparison profile | Sun 28 Mar |
| No institution has a recorded ruling for Buenos Aires. | ||
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 | 14:57 → 11:48 | 16:41 | 149 min | 16:42 | 0 min | 28 Mar |
| Chicago | 16:57 → 13:48 | 16:41 | 133 min | 16:41 | 0 min | 28 Mar |
| Jersey City | 17:57 → 14:48 | 16:46 | 78 min | 16:47 | 0 min | 28 Mar |
| Port of Spain | 17:57 → 14:48 | 15:51 | 19 min | 15:50 | 0 min | 28 Mar |
| London | 21:57 → 19:48 | 15:54 | 0 min | 16:55 | 152 min | 29 Mar |
| Durban | 23:57 → 20:48 | 15:35 | 0 min | 15:34 | 143 min | 29 Mar |
| Dubai | 01:57 → 22:48 | 16:05 | 0 min | 16:06 | 148 min | 29 Mar |
| Delhi | 03:27 → 00:18 | 16:08 | 0 min | 16:09 | 148 min | 29 Mar |
| Kolkata | 03:27 → 00:18 | 15:23 | 0 min | 15:23 | 147 min | 29 Mar |
| Singapore | 05:57 → 02:48 | 16:48 | 0 min | 16:48 | 145 min | 29 Mar |
| Sydney | 08:57 → 05:48 | 16:34 | 0 min | 16:33 | 142 min | 29 Mar |
| Suva | 09:57 → 06:48 | 15:48 | 0 min | 15:47 | 144 min | 29 Mar |