Ruling · Vasantotsava · 2068

Tuesday 20 March

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 72 minutes.

Decide it for

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two sunrises

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

Sunrise of Monday 19 March

Pratipadā does not hold at sunrise. Not taken.

05:45 sunrise
Pratipadā begins 06:56:37
04:3304:5705:2105:4506:0906:3306:57

Absent at sunrise

Sunrise of Tuesday 20 March

Taken. The only sunrise Pratipadā holds at.

05:43 sunrise
04:3104:5505:1905:4306:0706:3106:55

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 06:57 on Mon 19 Mar to 09:08 on Tue 20 Mar.

    2068-03-18T22:56:37Z → 2068-03-20T01:07:38Z

  2. 02

    Kāla

    Sunrise is at 05:45 on the 19th and 05:43 on the 20th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be current at sunrise. It is not on the 19th and is 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 4314 s

  5. 05

    Ruling

    Vasantotsava, Daqing, 2068: Tuesday 20 March.

    confidence: determinate

Say it like this

In Daqing, Vasantotsava 2068 falls on Tuesday 20 March. Pratipadā runs from 06:57 on Mon 19 Mar to 09:08 on Tue 20 Mar and is current at sunrise that day.

ahargana.org/daqing/festivals/2068/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 20 Mar
Ahargaṇa, classicalDisc centre, no refractionTue 20 Mar
compat-drikpanchangComparison profileTue 20 Mar
No institution has a recorded ruling for Daqing.

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 18thCoveredSunrise 20thCoveredRuled
Los Angeles15:57 → 18:0806:58no06:56no19 Mar
Chicago17:57 → 20:0806:56no06:53no19 Mar
Jersey City18:57 → 21:0807:02no06:59no19 Mar
Port of Spain18:57 → 21:0806:11no06:10no19 Mar
London22:57 → 01:0806:07no06:02no19 Mar
Durban00:57 → 03:0805:59no06:00no19 Mar
Dubai02:57 → 05:0806:25no06:23no19 Mar
Delhi04:27 → 06:3806:27no06:25holds19 Mar
Kolkata04:27 → 06:3805:42no05:41holds19 Mar
Singapore06:57 → 09:0807:10no07:09holds19 Mar
Sydney09:57 → 12:0806:57no06:59holds20 Mar
Suva10:57 → 13:0806:10no06:11holds20 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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