Ruling · Vasantotsava · 2069

Saturday 9 March

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 29 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 Friday 8 March

Pratipadā does not hold at sunrise. Not taken.

06:07 sunrise
Pratipadā begins 06:35:53
04:5505:1905:4306:0706:3106:5507:19

Absent at sunrise

Sunrise of Saturday 9 March

Taken. The only sunrise Pratipadā holds at.

06:05 sunrise
04:5305:1705:4106:0506:2906:5307:17

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 06:36 on Fri 8 Mar to 08:45 on Sat 9 Mar.

    2069-03-07T22:35:54Z → 2069-03-09T00:45:24Z

  2. 02

    Kāla

    Sunrise is at 06:07 on the 8th and 06:05 on the 9th.

    sunrise: upper limb, 31′ + 16′

  3. 03

    Rule

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

    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 1762 s

  5. 05

    Ruling

    Vasantotsava, Daqing, 2069: Saturday 9 March.

    confidence: determinate

Say it like this

In Daqing, Vasantotsava 2069 falls on Saturday 9 March. Pratipadā runs from 06:36 on Fri 8 Mar to 08:45 on Sat 9 Mar and is current at sunrise that day.

ahargana.org/daqing/festivals/2069/vasantotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 9 Mar
Ahargaṇa, classicalDisc centre, no refractionSat 9 Mar
compat-drikpanchangComparison profileSat 9 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 7thCoveredSunrise 9thCoveredRuled
Los Angeles14:36 → 16:4506:13no06:11no8 Mar
Chicago16:36 → 18:4506:15no06:12no8 Mar
Jersey City17:36 → 19:4506:20no06:17no8 Mar
Port of Spain18:36 → 20:4506:18no06:17no8 Mar
London22:36 → 00:4506:32no06:27no8 Mar
Durban00:36 → 02:4505:52no05:53no8 Mar
Dubai02:36 → 04:4506:36no06:34no8 Mar
Delhi04:06 → 06:1506:40no06:38no8 Mar
Kolkata04:06 → 06:1505:53no05:51holds8 Mar
Singapore06:36 → 08:4507:13no07:12holds8 Mar
Sydney09:36 → 11:4506:48no06:50holds9 Mar
Suva10:36 → 12:4506:07no06:08holds9 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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