Ruling · Vasantotsava · 2096

Friday 9 March

Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 16 minutes.

Decide it for

35°42′ N 51°25′ E · Asia/Tehran · GeoNames 112931

The two sunrises

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

Sunrise of Friday 9 March

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

06:23 sunrise
05:1105:3505:5906:2306:4707:1107:35

Holds at sunrise

Sunrise of Saturday 10 March

Pratipadā holds at sunrise here too. Not taken.

06:22 sunrise
Pratipadā ends 06:37:38
05:1005:3405:5806:2206:4607:1007:34

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 05:09 on Fri 9 Mar to 06:38 on Sat 10 Mar.

    2096-03-09T01:38:48Z → 2096-03-10T03:07:38Z

  2. 02

    Kāla

    Sunrise is at 06:23 on the 9th and 06:22 on the 10th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be current at sunrise. It is on the 9th and is on the 10th.

    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 965 s

  5. 05

    Ruling

    Vasantotsava, Tehran, 2096: Friday 9 March.

    confidence: determinate

Say it like this

In Tehran, Vasantotsava 2096 falls on Friday 9 March. Pratipadā runs from 05:09 on Fri 9 Mar to 06:38 on Sat 10 Mar and is current at sunrise that day.

ahargana.org/tehran/festivals/2096/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 9 Mar
Ahargaṇa, classicalDisc centre, no refractionFri 9 Mar
compat-drikpanchangComparison profileFri 9 Mar
No institution has a recorded ruling for Tehran.

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 9thCoveredSunrise 10thCoveredRuled
Los Angeles17:39 → 19:0806:10holds06:09no9 Mar
Chicago19:39 → 21:0806:11holds06:10no9 Mar
Jersey City20:39 → 22:0806:16holds06:15no9 Mar
Port of Spain21:39 → 23:0806:16holds06:16no9 Mar
London01:39 → 03:0806:27holds06:24no9 Mar
Durban03:39 → 05:0805:53holds05:54no9 Mar
Dubai05:39 → 07:0806:34holds06:33holds9 Mar
Delhi07:09 → 08:3806:37no06:36holds10 Mar
Kolkata07:09 → 08:3805:51no05:50holds10 Mar
Singapore09:39 → 11:0807:12no07:12holds10 Mar
Sydney12:39 → 14:0806:51no06:51holds10 Mar
Suva13:39 → 15:0806:08no06:08holds10 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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