Ruling · Vasantotsava · 1941

Thursday 13 March

Boundaryin Lima, under the Rashtriya Panchang method. Pratipadā reaches sunrise on neither day and the rule does not say what then. 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 Thursday 13 March

Taken. Pratipadā reaches neither sunrise; this is the day it falls on.

06:12 sunrise
Pratipadā begins 06:46:42
05:0005:2405:4806:1206:3607:0007:24

Absent at sunrise

Sunrise of Friday 14 March

Pratipadā does not hold at sunrise. Not taken.

06:12 sunrise
05:0005:2405:4806:1206:3607:0007:24

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 06:47 on Thu 13 Mar to 03:30 on Fri 14 Mar.

    1941-03-13T11:46:43Z → 1941-03-14T08:30:02Z

  2. 02

    Kāla

    Sunrise is at 06:12 on the 13th and 06:12 on the 14th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be current at sunrise. It is not on the 13th and is not on the 14th.

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

  4. 04

    Tie-break

    Neither sunrise qualifies. The day the tithi falls on is taken.

    priority: purvaviddha → tithi-day · margin 2082 s

  5. 05

    Ruling

    Vasantotsava, Lima, 1941: Thursday 13 March.

    confidence: boundary (absent-unstated)

Say it like this

In Lima, Vasantotsava 1941 falls on Thursday 13 March. Pratipadā runs from 06:47 on Thu 13 Mar to 03:30 on Fri 14 Mar, and is current at sunrise on neither day.

ahargana.org/lima/festivals/1941/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 13 Mar
Ahargaṇa, classicalDisc centre, no refractionThu 13 Mar
compat-drikpanchangComparison profileThu 13 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 13thCoveredSunrise 14thCoveredRuled
Los Angeles03:47 → 00:3006:07holds06:05no13 Mar
Chicago05:47 → 02:3006:07holds06:05no13 Mar
Jersey City06:47 → 03:3006:12no06:10no13 Mar
Port of Spain07:47 → 04:3006:15no06:14no13 Mar
London12:47 → 09:3007:21no07:18holds14 Mar
Durban13:47 → 10:3005:55no05:56holds14 Mar
Dubai15:47 → 12:3006:31no06:30holds14 Mar
Delhi17:17 → 14:0006:34no06:33holds14 Mar
Kolkata17:17 → 14:0005:48no05:47holds14 Mar
Singapore19:07 → 15:5006:32no06:31holds14 Mar
Sydney21:47 → 18:3005:53no05:53holds14 Mar
Suva23:47 → 20:3006:09no06:09holds14 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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