Ruling · Holī · 1901

Tuesday 5 March

Boundaryin Shaoxing, under the Rashtriya Panchang method. Kept the day after Holikā Dahana, Mon 4 Mar. Both late afternoons qualify and the rule does not say which to take. Say “contested”.

Decide it for

30°00′ N 120°35′ E · Asia/Shanghai · GeoNames 1795855

The two late afternoons

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

Late afternoon of Monday 4 March

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

15:39 sāyāhna beginssunset 17:58
15:1515:3916:0316:2716:5117:1517:3918:0318:27

139 of 139 minutes covered

Late afternoon of Tuesday 5 March

Qualifies with 25 of 140 minutes. Not taken.

15:39 sāyāhna beginssunset 17:59
Pūrṇimā ends 16:04:08
15:1515:3916:0316:2716:5117:1517:3918:0318:27

25 of 140 minutes covered, the first 25

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 14:35 on Mon 4 Mar to 16:04 on Tue 5 Mar.

    1901-03-04T06:34:54Z → 1901-03-05T08:04:09Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 15:39–17:58 on the 4th, 15:39–17:59 on the 5th.

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

  3. 03

    Rule

    Pūrṇimā must be present during sāyāhna. It covers 139 of 139 minutes on the 4th and 25 of 140 on the 5th.

    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 1503 s

  5. 05

    Counted

    Holī is kept the day after Holikā Dahana: Monday 4 March is the day taken above.

    follows: holika-dahana + 1 d

  6. 06

    Ruling

    Holī, Shaoxing, 1901: Tuesday 5 March.

    confidence: boundary (tie-break-unstated)

Say it like this

In Shaoxing, Holī 1901 falls on Tuesday 5 March. It is kept the day after Holikā Dahana, which falls on Monday 4 March. Pūrṇimā runs from 14:35 on Mon 4 Mar to 16:04 on Tue 5 Mar and covers all of sāyāhna on the 4th. It also reaches the next late afternoon for 25 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

ahargana.org/shaoxing/festivals/1901/holi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 5 Mar
Ahargaṇa, classicalDisc centre, no refractionTue 5 Mar
compat-drikpanchangComparison profileTue 5 Mar
No institution has a recorded ruling for Shaoxing.

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 4thCoveredSāyāhna 5thCoveredRuled
Los Angeles22:35 → 00:0415:33138 min15:330 min5 Mar
Chicago00:35 → 02:0415:27136 min15:280 min5 Mar
Jersey City01:35 → 03:0415:34137 min15:340 min5 Mar
Port of Spain02:35 → 04:0415:53143 min15:530 min5 Mar
London06:35 → 08:0415:32133 min15:330 min5 Mar
Durban08:05 → 09:3415:25152 min15:240 min5 Mar
Dubai10:16 → 11:4515:43140 min15:430 min5 Mar
Delhi11:56 → 13:2515:54140 min15:540 min5 Mar
Kolkata11:56 → 13:2515:11141 min15:110 min5 Mar
Singapore13:30 → 14:5915:49145 min15:490 min5 Mar
Sydney16:35 → 18:0415:56114 min15:55129 min6 Mar
Suva18:30 → 19:5915:570 min15:56149 min6 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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