Ruling · Vyāsa Pūjā · 1939

Saturday 1 July

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 215 minutes.

Decide it for

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

The two mornings

One ghaṭī is 24 minutes. The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas.

Morning of Saturday 1 July

Taken. The only morning Pūrṇimā reaches.

03:50 sunrisethree muhūrtas on 06:59
03:2604:1405:0205:5006:3807:26

189 of 189 minutes covered

Morning of Sunday 2 July

Pūrṇimā is absent from the first three muhūrtas after sunrise. Not taken.

03:51 sunrisethree muhūrtas on 07:00
03:2704:1505:0305:5106:3907:27

0 of 189 minutes covered

Pūrṇimā presentThe first three muhūrtas after sunrise, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul.

    1939-06-30T14:59:47Z → 1939-07-01T16:15:58Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 03:50–06:59 on the 1st, 03:51–07:00 on the 2nd.

    udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pūrṇimā must hold through the first three muhūrtas after sunrise. It covers 189 of 189 minutes on the 1st and 0 of 189 on the 2nd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

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

    priority: paraviddha → only-day · margin 12881 s

  5. 05

    Ruling

    Vyāsa Pūjā, Daqing, 1939: Saturday 1 July.

    confidence: determinate

Say it like this

In Daqing, Vyāsa Pūjā 1939 falls on Saturday 1 July. Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul and covers all of the first three muhūrtas after sunrise that morning.

ahargana.org/daqing/festivals/1939/vyasa-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 1 Jul
Ahargaṇa, classicalDisc centre, no refractionSat 1 Jul
compat-drikpanchangComparison profileSat 1 Jul
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/vyasa-puja · ruleset 2026.3-draft

Month
Āṣāḍha, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
The first three muhūrtas after sunrise
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 102

“S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāSunrise 30thCoveredSunrise 1stCoveredRuled
Los Angeles07:00 → 08:1604:4538 min04:45173 min1 Jul
Chicago10:00 → 11:1605:190 min05:19182 min1 Jul
Jersey City11:00 → 12:1605:280 min05:29181 min1 Jul
Port of Spain11:00 → 12:1605:470 min05:48153 min1 Jul
London16:00 → 17:1604:470 min04:47199 min1 Jul
Durban17:00 → 18:1606:520 min06:52123 min1 Jul
Dubai19:00 → 20:1605:320 min05:32164 min1 Jul
Delhi20:30 → 21:4605:260 min05:26167 min1 Jul
Kolkata20:30 → 21:4604:550 min04:55162 min1 Jul
Singapore22:20 → 23:3606:220 min06:22146 min1 Jul
Sydney01:00 → 02:1607:010 min07:01119 min1 Jul
Suva03:00 → 04:1606:380 min06:38133 min1 Jul
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vyasa-puja@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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