Ruling · Holī · 2048

Sunday 1 March

Determinatein Tehran, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Sat 29 Feb. Clear of every threshold by 9 min 32 s.

Decide it for

35°42′ N 51°25′ E · Asia/Tehran · GeoNames 112931

The two late afternoons

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

Late afternoon of Friday 28 February

Pūrṇimā is absent from sāyāhna. Not taken.

15:42 sāyāhna beginssunset 17:58
15:1815:4216:0616:3016:5417:1817:4218:0618:30

0 of 136 minutes covered

Late afternoon of Saturday 29 February

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

15:42 sāyāhna beginssunset 17:59
Pūrṇimā ends 18:08:12
15:1815:4216:0616:3016:5417:1817:4218:0618:30

137 of 137 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 19:15 on Fri 28 Feb to 18:08 on Sat 29 Feb.

    2048-02-28T15:44:56Z → 2048-02-29T14:38:13Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 15:42–17:58 on the 28th, 15:42–17:59 on the 29th.

    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 136 minutes on the 28th and 137 of 137 on the 29th.

    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 572 s

  5. 05

    Counted

    Holī is kept the day after Holikā Dahana: Saturday 29 February is the day taken above.

    follows: holika-dahana + 1 d

  6. 06

    Ruling

    Holī, Tehran, 2048: Sunday 1 March.

    confidence: determinate

Say it like this

In Tehran, Holī 2048 falls on Sunday 1 March. It is kept the day after Holikā Dahana, which falls on Saturday 29 February. Pūrṇimā runs from 19:15 on Fri 28 Feb to 18:08 on Sat 29 Feb and covers all of sāyāhna on the 29th.

ahargana.org/tehran/festivals/2048/holi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 1 Mar
Ahargaṇa, classicalDisc centre, no refractionSun 1 Mar
compat-drikpanchangComparison profileSun 1 Mar
No institution has a recorded ruling for Tehran.

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 28thCoveredSāyāhna 29thCoveredRuled
Los Angeles07:45 → 06:3815:31137 min15:320 min29 Feb
Chicago09:45 → 08:3815:25134 min15:260 min29 Feb
Jersey City10:45 → 09:3815:31135 min15:320 min29 Feb
Port of Spain11:45 → 10:3815:53143 min15:530 min29 Feb
London15:45 → 14:3815:28113 min15:290 min29 Feb
Durban17:45 → 16:3815:5845 min15:5741 min29 Feb
Dubai19:45 → 18:3816:010 min16:01140 min1 Mar
Delhi21:15 → 20:0816:010 min16:02139 min1 Mar
Kolkata21:15 → 20:0815:190 min15:19140 min1 Mar
Singapore23:45 → 22:3816:550 min16:54145 min1 Mar
Sydney02:45 → 01:3816:590 min16:58154 min1 Mar
Suva03:45 → 02:3816:030 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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