Ruling · Vyāsa Pūjā · 1999

Wednesday 28 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 591 minutes.

Decide it for

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

The two mornings

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

Morning of Wednesday 28 July

Taken. The only morning Pūrṇimā reaches.

05:15 sunrisethree muhūrtas on 08:07
04:5105:1505:3906:0306:2706:5107:1507:3908:0308:27

172 of 172 minutes covered

Morning of Thursday 29 July

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

05:16 sunrisethree muhūrtas on 08:07
04:5205:1605:4006:0406:2806:5207:1607:4008:0408:28

0 of 171 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 18:22 on Tue 27 Jul to 19:25 on Wed 28 Jul.

    1999-07-27T10:22:07Z → 1999-07-28T11:24:47Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:15–08:07 on the 28th, 05:16–08:07 on the 29th.

    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 172 of 172 minutes on the 28th and 0 of 171 on the 29th.

    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 35473 s

  5. 05

    Ruling

    Vyāsa Pūjā, Baoding, 1999: Wednesday 28 July.

    confidence: determinate

Say it like this

In Baoding, Vyāsa Pūjā 1999 falls on Wednesday 28 July. Pūrṇimā runs from 18:22 on Tue 27 Jul to 19:25 on Wed 28 Jul and covers all of the first three muhūrtas after sunrise that morning.

ahargana.org/baoding/festivals/1999/vyasa-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 28 Jul
Ahargaṇa, classicalDisc centre, no refractionWed 28 Jul
compat-drikpanchangComparison profileWed 28 Jul
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/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 27thCoveredSunrise 28thCoveredRuled
Los Angeles03:22 → 04:2506:01167 min06:010 min27 Jul
Chicago05:22 → 06:2505:39175 min05:4044 min27 Jul
Jersey City06:22 → 07:2505:48140 min05:4996 min27 Jul
Port of Spain06:22 → 07:2505:54123 min05:5490 min27 Jul
London11:22 → 12:2505:160 min05:18187 min28 Jul
Durban12:22 → 13:2506:450 min06:44127 min28 Jul
Dubai14:22 → 15:2505:440 min05:44160 min28 Jul
Delhi15:52 → 16:5505:390 min05:40163 min28 Jul
Kolkata15:52 → 16:5505:060 min05:06159 min28 Jul
Singapore18:22 → 19:2507:060 min07:06146 min28 Jul
Sydney20:22 → 21:2506:520 min06:52124 min28 Jul
Suva22:22 → 23:2506:360 min06:35135 min28 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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