Ruling · Holī · 1975

Thursday 27 March

Determinatein Luanda, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Wed 26 Mar. Clear of every threshold by 35 minutes.

Decide it for

LuandaDelhiKolkataSingaporeSydneyJersey City

8°50′ S 13°14′ E · Africa/Luanda · GeoNames 2240449

The two late afternoons

One ghaṭī is 24 minutes. Sāyāhna is last 3 of 15 day muhūrtas.

Late afternoon of Wednesday 26 March

Taken for Holikā Dahana. The only late afternoon Pūrṇimā reaches. Holī is the day after.

15:50 sāyāhna beginssunset 18:15
15:2615:5016:1416:3817:0217:2617:5018:1418:38

145 of 145 minutes covered

Late afternoon of Thursday 27 March

Pūrṇimā is absent from sāyāhna. Not taken.

15:50 sāyāhna beginssunset 18:14
15:2615:5016:1416:3817:0217:2617:5018:1418:38

0 of 145 minutes covered

Pūrṇimā presentSāyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 15:15 on Wed 26 Mar to 11:36 on Thu 27 Mar.

    1975-03-26T14:15:23Z → 1975-03-27T10:36:02Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 15:50–18:15 on the 26th, 15:50–18:14 on the 27th.

    sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pūrṇimā must be present during sāyāhna. It covers 145 of 145 minutes on the 26th and 0 of 145 on the 27th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105

  4. 04

    Tie-break

    Only one late afternoon qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 2074 s

  5. 05

    Counted

    Holī is kept the day after Holikā Dahana: Wednesday 26 March is the day taken above.

    follows: holika-dahana + 1 d

  6. 06

    Ruling

    Holī, Luanda, 1975: Thursday 27 March.

    confidence: determinate

Say it like this

In Luanda, Holī 1975 falls on Thursday 27 March. It is kept the day after Holikā Dahana, which falls on Wednesday 26 March. Pūrṇimā runs from 15:15 on Wed 26 Mar to 11:36 on Thu 27 Mar and covers all of sāyāhna on the 26th.

ahargana.org/luanda/festivals/1975/holi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 27 Mar
Ahargaṇa, classicalDisc centre, no refractionThu 27 Mar
compat-drikpanchangComparison profileThu 27 Mar
No institution has a recorded ruling for Luanda.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/holi · ruleset 2026.3-draft

Month
Phālguna, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Sāyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Kept
The day after Holikā Dahana

“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.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāSāyāhna 26thCoveredSāyāhna 27thCoveredRuled
Los Angeles07:15 → 03:3616:41148 min16:410 min27 Mar
Chicago09:15 → 05:3616:40149 min16:400 min27 Mar
Jersey City10:15 → 06:3616:45149 min16:460 min27 Mar
Port of Spain10:15 → 06:3615:51146 min15:510 min27 Mar
London15:15 → 11:3616:52150 min16:530 min27 Mar
Durban16:15 → 12:3615:37105 min15:360 min27 Mar
Dubai18:15 → 14:3616:0517 min16:050 min27 Mar
Delhi19:45 → 16:0616:080 min16:080 min27 Mar
Kolkata19:45 → 16:0615:230 min15:2343 min28 Mar
Singapore21:45 → 18:0616:180 min16:18108 min28 Mar
Sydney00:15 → 20:3615:360 min15:35143 min28 Mar
Suva02:15 → 22:3615:490 min15:48144 min28 Mar
Profile · tradition
pac-rp@2026.1 · smarta
Rule
holi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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