Ruling · Vasantotsava · 2080

Wednesday 6 March

Boundaryin Baoding, under the Rashtriya Panchang method. Pratipadā reaches sunrise on neither day and the rule does not say what then. Say “contested”.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two sunrises

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

Sunrise of Wednesday 6 March

Taken. Pratipadā reaches neither sunrise; this is the day it falls on.

06:43 sunrise
Pratipadā begins 07:30:51
05:3105:5506:1906:4307:0707:3107:55

Absent at sunrise

Sunrise of Thursday 7 March

Pratipadā does not hold at sunrise. Not taken.

06:41 sunrise
05:2905:5306:1706:4107:0507:2907:53

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 07:31 on Wed 6 Mar to 05:20 on Thu 7 Mar.

    2080-03-05T23:30:52Z → 2080-03-06T21:20:25Z

  2. 02

    Kāla

    Sunrise is at 06:43 on the 6th and 06:41 on the 7th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be current at sunrise. It is not on the 6th and is not on the 7th.

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

  4. 04

    Tie-break

    Neither sunrise qualifies. The day the tithi falls on is taken.

    priority: purvaviddha → tithi-day · margin 2875 s

  5. 05

    Ruling

    Vasantotsava, Baoding, 2080: Wednesday 6 March.

    confidence: boundary (absent-unstated)

Say it like this

In Baoding, Vasantotsava 2080 falls on Wednesday 6 March. Pratipadā runs from 07:31 on Wed 6 Mar to 05:20 on Thu 7 Mar, and is current at sunrise on neither day.

ahargana.org/baoding/festivals/2080/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 6 Mar
Ahargaṇa, classicalDisc centre, no refractionWed 6 Mar
compat-drikpanchangComparison profileWed 6 Mar
No institution has a recorded ruling for Baoding.

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 5thCoveredSunrise 6thCoveredRuled
Los Angeles15:31 → 13:2006:16no06:14holds6 Mar
Chicago17:31 → 15:2006:18no06:16holds6 Mar
Jersey City18:31 → 16:2006:23no06:21holds6 Mar
Port of Spain19:31 → 17:2006:19no06:18holds6 Mar
London23:31 → 21:2006:36no06:33holds6 Mar
Durban01:31 → 23:2005:51no05:51holds6 Mar
Dubai03:31 → 01:2006:38no06:37holds6 Mar
Delhi05:01 → 02:5006:42no06:41holds6 Mar
Kolkata05:01 → 02:5005:54no05:53holds6 Mar
Singapore07:31 → 05:2007:14no07:13no6 Mar
Sydney10:31 → 08:2006:47no06:48no7 Mar
Suva11:31 → 09:2006:07no06:07no7 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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