Ruling · Holī · 1966

Monday 7 March

Boundaryin Tijuana, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Sun 6 Mar. A threshold is only 3 min 40 s away. Say “contested”.

Decide it for

32°30′ N 117°00′ W · America/Tijuana · GeoNames 3981609

The two late afternoons

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

Late afternoon of Saturday 5 March

Pūrṇimā is absent from sāyāhna. Not taken.

15:29 sāyāhna beginssunset 17:48
15:0515:2915:5316:1716:4117:0517:2917:5318:17

0 of 139 minutes covered

Late afternoon of Sunday 6 March

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

15:29 sāyāhna beginssunset 17:49
Pūrṇimā ends 17:45:14
15:0515:2915:5316:1716:4117:0517:2917:5318:17

136 of 140 minutes covered, the first 136

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 21:37 on Sat 5 Mar to 17:45 on Sun 6 Mar.

    1966-03-06T05:37:24Z → 1966-03-07T01:45:15Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 15:29–17:48 on the 5th, 15:29–17:49 on the 6th.

    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 139 minutes on the 5th and 136 of 140 on the 6th.

    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 220 s < 300 s

  5. 05

    Counted

    Holī is kept the day after Holikā Dahana: Sunday 6 March is the day taken above.

    follows: holika-dahana + 1 d

  6. 06

    Ruling

    Holī, Tijuana, 1966: Monday 7 March.

    confidence: boundary (margin)

Say it like this

In Tijuana, Holī 1966 falls on Monday 7 March. It is kept the day after Holikā Dahana, which falls on Sunday 6 March. Pūrṇimā runs from 21:37 on Sat 5 Mar to 17:45 on Sun 6 Mar and covers 136 of 140 minutes of sāyāhna on the 6th. It is 3 min 40 s from a threshold: treat the date as contested.

ahargana.org/tijuana/festivals/1966/holi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 7 Mar
Ahargaṇa, classicalDisc centre, no refractionMon 7 Mar
compat-drikpanchangComparison profileMon 7 Mar
No institution has a recorded ruling for Tijuana.

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 6thCoveredSāyāhna 7thCoveredRuled
Los Angeles21:37 → 17:4515:34132 min15:340 min7 Mar
Chicago23:37 → 19:4515:29138 min15:290 min7 Mar
Jersey City00:37 → 20:4515:35138 min15:350 min7 Mar
Port of Spain01:37 → 21:4515:53144 min15:530 min7 Mar
London05:37 → 01:4515:34134 min15:350 min7 Mar
Durban07:37 → 03:4515:53151 min15:520 min7 Mar
Dubai09:37 → 05:4516:02141 min16:020 min7 Mar
Delhi11:07 → 07:1516:03140 min16:030 min7 Mar
Kolkata11:07 → 07:1515:20141 min15:200 min7 Mar
Singapore13:07 → 09:1516:24145 min16:230 min7 Mar
Sydney15:37 → 11:4515:54152 min15:530 min7 Mar
Suva17:37 → 13:4516:0051 min16:000 min7 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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