Ruling · Vasantotsava · 1926

Monday 29 March

Boundaryin Lima, under the Rashtriya Panchang method. A threshold is only 4 min 06 s away. Say “contested”.

Decide it for

12°03′ S 77°02′ W · America/Lima · GeoNames 3936456

The two sunrises

One ghaṭī is 24 minutes. The sunrise is read as upper limb, 31′ + 16′.

Sunrise of Monday 29 March

Taken. The only sunrise Pratipadā holds at.

06:13 sunrise
05:0105:2505:4906:1306:3707:0107:25

Holds at sunrise

Sunrise of Tuesday 30 March

Pratipadā does not hold at sunrise. Not taken.

06:13 sunrise
Pratipadā ends 06:08:35
05:0105:2505:4906:1306:3707:0107:25

Absent at sunrise

Pratipadā presentSunrise, the instant the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 05:00 on Mon 29 Mar to 06:09 on Tue 30 Mar.

    1926-03-29T10:00:05Z → 1926-03-30T11:08:36Z

  2. 02

    Kāla

    Sunrise is at 06:13 on the 29th and 06:13 on the 30th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be current at sunrise. It is on the 29th and is not on the 30th.

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

  4. 04

    Tie-break

    Only one sunrise qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 246 s < 300 s

  5. 05

    Ruling

    Vasantotsava, Lima, 1926: Monday 29 March.

    confidence: boundary (margin)

Say it like this

In Lima, Vasantotsava 1926 falls on Monday 29 March. Pratipadā runs from 05:00 on Mon 29 Mar to 06:09 on Tue 30 Mar and is current at sunrise that day. It is 4 min 06 s from a threshold: treat the date as contested.

ahargana.org/lima/festivals/1926/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 29 Mar
Ahargaṇa, classicalDisc centre, no refractionMon 29 Mar
compat-drikpanchangComparison profileMon 29 Mar
No institution has a recorded ruling for Lima.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/vasantotsava · ruleset 2026.3-draft

Month
Phālguna, amānta
Pakṣa · aṅga
Kṛṣṇa · Pratipadā
Kāla
Sunrise
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 105

“K 1 Vasantotsava (current at sunrise, if occurs on two successive days, it is to be observed on the first day).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePratipadāSunrise 29thCoveredSunrise 30thCoveredRuled
Los Angeles02:00 → 03:0905:45holds05:44no29 Mar
Chicago04:00 → 05:0905:40holds05:38no29 Mar
Jersey City05:00 → 06:0905:46holds05:45holds29 Mar
Port of Spain06:00 → 07:0906:06holds06:05holds29 Mar
London10:00 → 11:0905:45no05:43holds30 Mar
Durban12:00 → 13:0906:04no06:05holds30 Mar
Dubai14:00 → 15:0906:15no06:14holds30 Mar
Delhi15:30 → 16:3906:16no06:15holds30 Mar
Kolkata15:30 → 16:3905:33no05:32holds30 Mar
Singapore17:00 → 18:0906:06no06:06holds30 Mar
Sydney20:00 → 21:0906:05no06:05holds30 Mar
Suva22:00 → 23:0906:12no06:12holds30 Mar
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vasantotsava@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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