Ruling · Vasantotsava · 2049

Friday 19 March

Determinatein Phoenix, under the Rashtriya Panchang method. Clear of every threshold by 69 minutes.

Decide it for

33°27′ N 112°04′ W · America/Phoenix · GeoNames 5308655

The two sunrises

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

Sunrise of Friday 19 March

Taken. The only sunrise Pratipadā holds at.

06:33 sunrise
Pratipadā begins 05:23:23
05:2105:4506:0906:3306:5707:2107:45

Holds at sunrise

Sunrise of Saturday 20 March

Pratipadā does not hold at sunrise. Not taken.

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

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 05:23 on Fri 19 Mar to 05:08 on Sat 20 Mar.

    2049-03-19T12:23:23Z → 2049-03-20T12:07:41Z

  2. 02

    Kāla

    Sunrise is at 06:33 on the 19th and 06:31 on the 20th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be current at sunrise. It is on the 19th and is not on the 20th.

    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 4167 s

  5. 05

    Ruling

    Vasantotsava, Phoenix, 2049: Friday 19 March.

    confidence: determinate

Say it like this

In Phoenix, Vasantotsava 2049 falls on Friday 19 March. Pratipadā runs from 05:23 on Fri 19 Mar to 05:08 on Sat 20 Mar and is current at sunrise that day.

ahargana.org/phoenix/festivals/2049/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 19 Mar
Ahargaṇa, classicalDisc centre, no refractionFri 19 Mar
compat-drikpanchangComparison profileFri 19 Mar
No institution has a recorded ruling for Phoenix.

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 19thCoveredSunrise 20thCoveredRuled
Los Angeles05:23 → 05:0806:57holds06:56no19 Mar
Chicago07:23 → 07:0806:55no06:53holds20 Mar
Jersey City08:23 → 08:0807:01no06:59holds20 Mar
Port of Spain08:23 → 08:0806:11no06:10holds20 Mar
London12:23 → 12:0806:05no06:03holds20 Mar
Durban14:23 → 14:0805:59no06:00holds20 Mar
Dubai16:23 → 16:0806:24no06:23holds20 Mar
Delhi17:53 → 17:3806:26no06:25holds20 Mar
Kolkata17:53 → 17:3805:42no05:41holds20 Mar
Singapore20:23 → 20:0807:09no07:09holds20 Mar
Sydney23:23 → 23:0806:58no06:59holds20 Mar
Suva00:23 → 00:0806:10no06:10holds20 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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