Ruling · Vasantotsava · 1912

Monday 4 March

Determinatein Daegu, under the Rashtriya Panchang method. Clear of every threshold by 615 minutes.

Decide it for

35°52′ N 128°36′ E · Asia/Seoul · GeoNames 1835329

The two sunrises

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

Sunrise of Sunday 3 March

Pratipadā does not hold at sunrise. Not taken.

06:55 sunrise
05:4306:0706:3106:5507:1907:4308:07

Absent at sunrise

Sunrise of Monday 4 March

Taken. The only sunrise Pratipadā holds at.

06:53 sunrise
05:4106:0506:2906:5307:1707:4108:05

Holds 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 19:42 on Sun 3 Mar to 17:08 on Mon 4 Mar.

    1912-03-03T10:41:40Z → 1912-03-04T08:08:17Z

  2. 02

    Kāla

    Sunrise is at 06:55 on the 3rd and 06:53 on the 4th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be current at sunrise. It is not on the 3rd and is on the 4th.

    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 36903 s

  5. 05

    Ruling

    Vasantotsava, Daegu, 1912: Monday 4 March.

    confidence: determinate

Say it like this

In Daegu, Vasantotsava 1912 falls on Monday 4 March. Pratipadā runs from 19:42 on Sun 3 Mar to 17:08 on Mon 4 Mar and is current at sunrise that day.

ahargana.org/daegu/festivals/1912/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 4 Mar
Ahargaṇa, classicalDisc centre, no refractionMon 4 Mar
compat-drikpanchangComparison profileMon 4 Mar
No institution has a recorded ruling for Daegu.

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 3rdCoveredSunrise 4thCoveredRuled
Los Angeles02:42 → 00:0806:20holds06:19no3 Mar
Chicago04:42 → 02:0806:23holds06:22no3 Mar
Jersey City05:42 → 03:0806:28holds06:27no3 Mar
Port of Spain06:42 → 04:0806:20no06:20no3 Mar
London10:42 → 08:0806:43no06:41holds4 Mar
Durban12:42 → 10:0805:48no05:49holds4 Mar
Dubai14:23 → 11:4906:22no06:21holds4 Mar
Delhi16:12 → 13:3806:45no06:44holds4 Mar
Kolkata16:12 → 13:3805:57no05:56holds4 Mar
Singapore17:42 → 15:0806:14no06:14holds4 Mar
Sydney20:42 → 18:0805:44no05:45holds4 Mar
Suva22:37 → 20:0306:01no06:01holds4 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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