Ruling · Holī · 1996

Tuesday 5 March

Boundaryin Perth, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Mon 4 Mar. Both late afternoons qualify and the rule does not say which to take. Say “contested”.

Decide it for

31°57′ S 115°52′ E · Australia/Perth · GeoNames 2063523

The two late afternoons

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

Late afternoon of Monday 4 March

Taken for Holikā Dahana. Both late afternoons qualify; the rule is silent, and this one is covered longer. Holī is the day after.

16:16 sāyāhna beginssunset 18:48
Pūrṇimā begins 16:11:18
15:5216:1616:4017:0417:2817:5218:1618:4019:04

152 of 152 minutes covered

Late afternoon of Tuesday 5 March

Qualifies with 68 of 151 minutes. Not taken.

16:15 sāyāhna beginssunset 18:46
Pūrṇimā ends 17:22:41
15:5116:1516:3917:0317:2717:5118:1518:3919:03

68 of 151 minutes covered, the first 68

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 16:11 on Mon 4 Mar to 17:23 on Tue 5 Mar.

    1996-03-04T08:11:19Z → 1996-03-05T09:22:42Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:16–18:48 on the 4th, 16:15–18:46 on the 5th.

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

  3. 03

    Rule

    Pūrṇimā must be present during sāyāhna. It covers 152 of 152 minutes on the 4th and 68 of 151 on the 5th.

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

  4. 04

    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 267 s < 300 s

  5. 05

    Counted

    Holī is kept the day after Holikā Dahana: Monday 4 March is the day taken above.

    follows: holika-dahana + 1 d

  6. 06

    Ruling

    Holī, Perth, 1996: Tuesday 5 March.

    confidence: boundary (margin, tie-break-unstated)

Say it like this

In Perth, Holī 1996 falls on Tuesday 5 March. It is kept the day after Holikā Dahana, which falls on Monday 4 March. Pūrṇimā runs from 16:11 on Mon 4 Mar to 17:23 on Tue 5 Mar and covers all of sāyāhna on the 4th. It also reaches the next late afternoon for 68 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 4 min 27 s from a threshold: treat the date as contested.

ahargana.org/perth/festivals/1996/holi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 5 Mar
Ahargaṇa, classicalDisc centre, no refractionTue 5 Mar
compat-drikpanchangComparison profileTue 5 Mar
No institution has a recorded ruling for Perth.

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 4thCoveredSāyāhna 5thCoveredRuled
Los Angeles00:11 → 01:2315:33139 min15:340 min5 Mar
Chicago02:11 → 03:2315:28137 min15:280 min5 Mar
Jersey City03:11 → 04:2315:34137 min15:350 min5 Mar
Port of Spain04:11 → 05:2315:53143 min15:530 min5 Mar
London08:11 → 09:2315:33133 min15:340 min5 Mar
Durban10:11 → 11:2315:54151 min15:530 min5 Mar
Dubai12:11 → 13:2316:02141 min16:020 min5 Mar
Delhi13:41 → 14:5316:03140 min16:030 min5 Mar
Kolkata13:41 → 14:5315:20141 min15:200 min5 Mar
Singapore16:11 → 17:2316:54145 min16:5429 min5 Mar
Sydney19:11 → 20:2316:5516 min16:54152 min6 Mar
Suva20:11 → 21:2316:010 min16:00148 min6 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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