Ruling · Holī · 2064

Monday 3 March

Boundaryin Chattogram, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Sun 2 Mar. Pūrṇimā reaches sāyāhna on neither day and the rule does not say what then. Say “contested”.

Decide it for

22°20′ N 91°50′ E · Asia/Dhaka · GeoNames 1205733

The two late afternoons

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

Late afternoon of Sunday 2 March

Taken for Holikā Dahana. Pūrṇimā reaches neither late afternoon; this is the day it falls on. Holī is the day after.

15:36 sāyāhna beginssunset 17:57
Pūrṇimā begins 18:00:05
15:1215:3616:0016:2416:4817:1217:3618:0018:24

0 of 141 minutes covered

Late afternoon of Monday 3 March

Pūrṇimā is absent from sāyāhna. Not taken.

15:36 sāyāhna beginssunset 17:57
15:1215:3616:0016:2416:4817:1217:3618:0018:24

0 of 141 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 18:00 on Sun 2 Mar to 14:20 on Mon 3 Mar.

    2064-03-02T12:00:06Z → 2064-03-03T08:19:34Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 15:36–17:57 on the 2nd, 15:36–17:57 on the 3rd.

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

  3. 03

    Rule

    Pūrṇimā must be present during sāyāhna. It covers 0 of 141 minutes on the 2nd and 0 of 141 on the 3rd.

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

  4. 04

    Tie-break

    Neither late afternoon qualifies. The day the tithi falls on is taken.

    priority: unstated → tithi-day · margin 193 s < 300 s

  5. 05

    Counted

    Holī is kept the day after Holikā Dahana: Sunday 2 March is the day taken above.

    follows: holika-dahana + 1 d

  6. 06

    Ruling

    Holī, Chattogram, 2064: Monday 3 March.

    confidence: boundary (margin, absent-unstated)

Say it like this

In Chattogram, Holī 2064 falls on Monday 3 March. It is kept the day after Holikā Dahana, which falls on Sunday 2 March. Pūrṇimā runs from 18:00 on Sun 2 Mar to 14:20 on Mon 3 Mar, and reaches sāyāhna on neither day. It is 3 min 13 s from a threshold: treat the date as contested.

ahargana.org/chattogram/festivals/2064/holi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 3 Mar
Ahargaṇa, classicalDisc centre, no refractionMon 3 Mar
compat-drikpanchangComparison profileMon 3 Mar
No institution has a recorded ruling for Chattogram.

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 2ndCoveredSāyāhna 3rdCoveredRuled
Los Angeles04:00 → 00:2015:33138 min15:330 min3 Mar
Chicago06:00 → 02:2015:27136 min15:280 min3 Mar
Jersey City07:00 → 03:2015:33136 min15:340 min3 Mar
Port of Spain08:00 → 04:2015:53143 min15:530 min3 Mar
London12:00 → 08:2015:31132 min15:320 min3 Mar
Durban14:00 → 10:2015:55152 min15:550 min3 Mar
Dubai16:00 → 12:2016:01140 min16:020 min3 Mar
Delhi17:30 → 13:5016:0252 min16:030 min3 Mar
Kolkata17:30 → 13:5015:2011 min15:200 min3 Mar
Singapore20:00 → 16:2016:540 min16:540 min3 Mar
Sydney23:00 → 19:2016:570 min16:56144 min4 Mar
Suva00:00 → 20:2016:020 min16:01149 min4 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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