Ruling · Vasantotsava · 2016

Wednesday 23 March

Determinatein Phoenix, under the Rashtriya Panchang method. Clear of every threshold by 64 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 Wednesday 23 March

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

06:27 sunrise
05:1505:3906:0306:2706:5107:1507:39

Holds at sunrise

Sunrise of Thursday 24 March

Pratipadā holds at sunrise here too. Not taken.

06:26 sunrise
Pratipadā ends 07:30:18
05:1405:3806:0206:2606:5007:1407:38

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 05:01 on Wed 23 Mar to 07:30 on Thu 24 Mar.

    2016-03-23T12:00:50Z → 2016-03-24T14:30:18Z

  2. 02

    Kāla

    Sunrise is at 06:27 on the 23rd and 06:26 on the 24th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be current at sunrise. It is on the 23rd and is on the 24th.

    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 3851 s

  5. 05

    Ruling

    Vasantotsava, Phoenix, 2016: Wednesday 23 March.

    confidence: determinate

Say it like this

In Phoenix, Vasantotsava 2016 falls on Wednesday 23 March. Pratipadā runs from 05:01 on Wed 23 Mar to 07:30 on Thu 24 Mar and is current at sunrise that day.

ahargana.org/phoenix/festivals/2016/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 23 Mar
Ahargaṇa, classicalDisc centre, no refractionWed 23 Mar
compat-drikpanchangComparison profileWed 23 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 23rdCoveredSunrise 24thCoveredRuled
Los Angeles05:01 → 07:3006:52holds06:51holds23 Mar
Chicago07:01 → 09:3006:48no06:46holds24 Mar
Jersey City08:01 → 10:3006:54no06:53holds24 Mar
Port of Spain08:01 → 10:3006:08no06:08holds24 Mar
London12:01 → 14:3005:56no05:54holds24 Mar
Durban14:01 → 16:3006:02no06:02holds24 Mar
Dubai16:01 → 18:3006:20no06:19holds24 Mar
Delhi17:31 → 20:0006:22no06:20holds24 Mar
Kolkata17:31 → 20:0005:38no05:37holds24 Mar
Singapore20:01 → 22:3007:08no07:08holds24 Mar
Sydney23:01 → 01:3007:01no07:02holds24 Mar
Suva00:01 → 02:3006:11no06:11holds24 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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