Ruling · Holī · 2011

Sunday 20 March

Determinatein Chongqing, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Sat 19 Mar. Clear of every threshold by 426 minutes.

Decide it for

29°34′ N 106°33′ E · Asia/Shanghai · GeoNames 1814906

The two late afternoons

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

Late afternoon of Friday 18 March

Pūrṇimā is absent from sāyāhna. Not taken.

16:39 sāyāhna beginssunset 19:03
16:1516:3917:0317:2717:5118:1518:3919:0319:27

0 of 144 minutes covered

Late afternoon of Saturday 19 March

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

16:39 sāyāhna beginssunset 19:04
16:1516:3917:0317:2717:5118:1518:3919:0319:27

145 of 145 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 06:07 on Sat 19 Mar to 02:10 on Sun 20 Mar.

    2011-03-18T22:06:54Z → 2011-03-19T18:10:03Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:39–19:03 on the 18th, 16:39–19:04 on the 19th.

    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 144 minutes on the 18th and 145 of 145 on the 19th.

    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 25570 s

  5. 05

    Counted

    Holī is kept the day after Holikā Dahana: Saturday 19 March is the day taken above.

    follows: holika-dahana + 1 d

  6. 06

    Ruling

    Holī, Chongqing, 2011: Sunday 20 March.

    confidence: determinate

Say it like this

In Chongqing, Holī 2011 falls on Sunday 20 March. It is kept the day after Holikā Dahana, which falls on Saturday 19 March. Pūrṇimā runs from 06:07 on Sat 19 Mar to 02:10 on Sun 20 Mar and covers all of sāyāhna on the 19th.

ahargana.org/chongqing/festivals/2011/holi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 20 Mar
Ahargaṇa, classicalDisc centre, no refractionSun 20 Mar
compat-drikpanchangComparison profileSun 20 Mar
No institution has a recorded ruling for Chongqing.

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 18thCoveredSāyāhna 19thCoveredRuled
Los Angeles15:07 → 11:1016:38145 min16:390 min19 Mar
Chicago17:07 → 13:1016:36113 min16:360 min19 Mar
Jersey City18:07 → 14:1016:4159 min16:420 min19 Mar
Port of Spain18:07 → 14:1015:5210 min15:520 min19 Mar
London22:07 → 18:1015:450 min15:46144 min20 Mar
Durban00:07 → 20:1015:430 min15:43146 min20 Mar
Dubai02:07 → 22:1016:040 min16:04145 min20 Mar
Delhi03:37 → 23:4016:060 min16:06145 min20 Mar
Kolkata03:37 → 23:4015:220 min15:22145 min20 Mar
Singapore06:07 → 02:1016:510 min16:50145 min20 Mar
Sydney09:07 → 05:1016:430 min16:42146 min20 Mar
Suva10:07 → 06:1015:530 min15:53146 min20 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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