March 2012 · each Moon as it stands at sunrisePhālguna Śukla to Caitra ŚuklaThe month ›

Ruling · 2012 · Georgetown

Vasantotsava

Thursday 8 March2012 · Georgetown, Demerara-Mahaica, Guyana

Determinatemargin 23 min

In Georgetown, under the Rashtriya Panchang method. Clear of every threshold by 23 minutes.

Decide it forGeorgetownDelhiKolkataSingaporeSydneyJersey City6°48′ N 58°09′ W · America/Guyana · GeoNames 3378644

The two sunrises सूर्योदय

One ghaṭī is 24 minutes

The sunrise is read as upper limb, 31′ + 16′.

Sunrise of Thursday 8 March

Taken. The only sunrise Pratipadā holds at.

06:02 sunrise
Pratipadā begins 05:39:28
04:5005:1405:3806:0206:2606:5007:14

Holds at sunrise

Sunrise of Friday 9 March

Pratipadā does not hold at sunrise. Not taken.

06:02 sunrise
04:5005:1405:3806:0206:2606:5007:14

Absent at sunrise

Pratipadā presentSunrise, the instant the rule readsThe instant the tithi begins or ends

How it was decided निर्णय

  1. Step 1, Aṅga

    Pratipadā runs from 05:39 on Thu 8 Mar to 02:37 on Fri 9 Mar.

    2012-03-08T09:39:29Z → 2012-03-09T06:36:52Z
  2. Step 2, Kāla

    Sunrise is at 06:02 on the 8th and 06:02 on the 9th.

    sunrise: upper limb, 31′ + 16′
  3. Step 3, Rule

    Pratipadā must be current at sunrise. It is on the 8th and is not on the 9th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105
  4. Step 4, Tie-break

    Only one sunrise qualifies. No tie-break is needed.

    one day qualifies → only-day · margin 1374 s
  5. Step 5, Ruling

    Vasantotsava, Georgetown, 2012: Thursday 8 March.

    confidence: determinate

Say it like this

In Georgetown, Vasantotsava 2012 falls on Thursday 8 March. Pratipadā runs from 05:39 on Thu 8 Mar to 02:37 on Fri 9 Mar and is current at sunrise that day.

ahargana.org/georgetown/festivals/2012/vasantotsavapac-rp@2026.1

Who says what

never edited to agree

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 8 Mar
Ahargaṇa, classicalDisc centre, no refractionThu 8 Mar
compat-drikpanchangComparison profileThu 8 Mar
No institution has a recorded ruling for Georgetown.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

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 clocks

PlacePratipadāSunrise 8thCoveredSunrise 9thCoveredRuled
Los Angeles01:39 → 22:3706:12holds06:11no8 Mar
Chicago03:39 → 00:3706:14holds06:12no8 Mar
Jersey City04:39 → 01:3706:19holds06:17no8 Mar
Port of Spain05:39 → 02:3706:17holds06:17no8 Mar
London09:39 → 06:3706:30no06:28holds9 Mar
Durban11:39 → 08:3705:52no05:53holds9 Mar
Dubai13:39 → 10:3706:35no06:34holds9 Mar
Delhi15:09 → 12:0706:39no06:38holds9 Mar
Kolkata15:09 → 12:0705:52no05:51holds9 Mar
Singapore17:39 → 14:3707:13no07:12holds9 Mar
Sydney20:39 → 17:3706:49no06:50holds9 Mar
Suva21:39 → 18:3706:07no06:08holds9 Mar
This ruling as JSON · ICS
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vasantotsava@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s