Ruling · Vasantotsava · 2041

Monday 18 March

Determinatein Daegu, under the Rashtriya Panchang method. Clear of every threshold by 27 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 Monday 18 March

Taken. Both sunrises qualify; the rule takes the first.

06:33 sunrise
05:2105:4506:0906:3306:5707:2107:45

Holds at sunrise

Sunrise of Tuesday 19 March

Pratipadā holds at sunrise here too. Not taken.

06:31 sunrise
Pratipadā ends 06:58:06
05:1905:4306:0706:3106:5507:1907:43

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 05:19 on Mon 18 Mar to 06:58 on Tue 19 Mar.

    2041-03-17T20:19:11Z → 2041-03-18T21:58:06Z

  2. 02

    Kāla

    Sunrise is at 06:33 on the 18th and 06:31 on the 19th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be current at sunrise. It is on the 18th and is on the 19th.

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

  4. 04

    Tie-break

    Both sunrises qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 1619 s

  5. 05

    Ruling

    Vasantotsava, Daegu, 2041: Monday 18 March.

    confidence: determinate

Say it like this

In Daegu, Vasantotsava 2041 falls on Monday 18 March. Pratipadā runs from 05:19 on Mon 18 Mar to 06:58 on Tue 19 Mar and is current at sunrise that day.

ahargana.org/daegu/festivals/2041/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 18 Mar
Ahargaṇa, classicalDisc centre, no refractionMon 18 Mar
compat-drikpanchangComparison profileMon 18 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 17thCoveredSunrise 18thCoveredRuled
Los Angeles13:19 → 14:5807:00no06:59holds18 Mar
Chicago15:19 → 16:5806:59no06:57holds18 Mar
Jersey City16:19 → 17:5807:04no07:03holds18 Mar
Port of Spain16:19 → 17:5806:12no06:11holds18 Mar
London20:19 → 21:5806:10no06:07holds18 Mar
Durban22:19 → 23:5805:58no05:58holds18 Mar
Dubai00:19 → 01:5806:26no06:25holds18 Mar
Delhi01:49 → 03:2806:29no06:28holds18 Mar
Kolkata01:49 → 03:2805:44no05:43holds18 Mar
Singapore04:19 → 05:5807:10no07:10holds18 Mar
Sydney07:19 → 08:5806:56no06:57no19 Mar
Suva08:19 → 09:5806:10no06:10no19 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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