Ruling · Holī · 2086

Thursday 28 February

Boundaryin Thāne, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Wed 27 Feb. Both late afternoons qualify and the rule does not say which to take. Say “contested”.

Decide it for

19°12′ N 72°58′ E · Asia/Kolkata · GeoNames 1254661

The two late afternoons

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

Late afternoon of Wednesday 27 February

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

16:22 sāyāhna beginssunset 18:43
15:5816:2216:4617:1017:3417:5818:2218:4619:10

141 of 141 minutes covered

Late afternoon of Thursday 28 February

Qualifies with 90 of 141 minutes. Not taken.

16:22 sāyāhna beginssunset 18:43
Pūrṇimā ends 17:52:28
15:5816:2216:4617:1017:3417:5818:2218:4619:10

90 of 141 minutes covered, the first 90

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 15:29 on Wed 27 Feb to 17:52 on Thu 28 Feb.

    2086-02-27T09:58:53Z → 2086-02-28T12:22:28Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:22–18:43 on the 27th, 16:22–18:43 on the 28th.

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

  3. 03

    Rule

    Pūrṇimā must be present during sāyāhna. It covers 141 of 141 minutes on the 27th and 90 of 141 on the 28th.

    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 3051 s

  5. 05

    Counted

    Holī is kept the day after Holikā Dahana: Wednesday 27 February is the day taken above.

    follows: holika-dahana + 1 d

  6. 06

    Ruling

    Holī, Thāne, 2086: Thursday 28 February.

    confidence: boundary (tie-break-unstated)

Say it like this

In Thāne, Holī 2086 falls on Thursday 28 February. It is kept the day after Holikā Dahana, which falls on Wednesday 27 February. Pūrṇimā runs from 15:29 on Wed 27 Feb to 17:52 on Thu 28 Feb and covers all of sāyāhna on the 27th. It also reaches the next late afternoon for 90 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

ahargana.org/thane/festivals/2086/holi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 28 Feb
Ahargaṇa, classicalDisc centre, no refractionThu 28 Feb
compat-drikpanchangComparison profileThu 28 Feb
No institution has a recorded ruling for Thāne.

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 27thCoveredSāyāhna 28thCoveredRuled
Los Angeles01:59 → 04:2215:31137 min15:320 min28 Feb
Chicago03:59 → 06:2215:25134 min15:260 min28 Feb
Jersey City04:59 → 07:2215:31135 min15:320 min28 Feb
Port of Spain05:59 → 08:2215:53143 min15:530 min28 Feb
London09:59 → 12:2215:28130 min15:290 min28 Feb
Durban11:59 → 14:2215:58153 min15:570 min28 Feb
Dubai13:59 → 16:2216:01139 min16:0122 min28 Feb
Delhi15:29 → 17:5216:01138 min16:02111 min28 Feb
Kolkata15:29 → 17:5215:19130 min15:20140 min1 Mar
Singapore17:59 → 20:2216:5581 min16:55145 min1 Mar
Sydney20:59 → 23:2216:590 min16:59154 min1 Mar
Suva21:59 → 00:2216:040 min16:03149 min1 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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