Ruling · Vyāsa Pūjā · 2010

Monday 26 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 23 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 Sunday 25 July

Pūrṇimā holds for 23 of 173 minutes of the first three muhūrtas after sunrise, not all of it. Not taken.

05:13 sunrisethree muhūrtas on 08:06
Pūrṇimā begins 07:42:12
04:4905:1305:3706:0106:2506:4907:1307:3708:0108:25

23 of 173 minutes covered, the last 23

Morning of Monday 26 July

Taken. The only morning Pūrṇimā reaches.

05:14 sunrisethree muhūrtas on 08:06
04:5005:1405:3806:0206:2606:5007:1407:3808:0208:26

172 of 172 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 07:42 on Sun 25 Jul to 09:37 on Mon 26 Jul.

    2010-07-24T23:42:13Z → 2010-07-26T01:36:33Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:13–08:06 on the 25th, 05:14–08:06 on the 26th.

    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 23 of 173 minutes on the 25th and 172 of 172 on the 26th.

    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 1400 s

  5. 05

    Ruling

    Vyāsa Pūjā, Baoding, 2010: Monday 26 July.

    confidence: determinate

Say it like this

In Baoding, Vyāsa Pūjā 2010 falls on Monday 26 July. Pūrṇimā runs from 07:42 on Sun 25 Jul to 09:37 on Mon 26 Jul and covers all of the first three muhūrtas after sunrise that morning.

ahargana.org/baoding/festivals/2010/vyasa-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 26 Jul
Ahargaṇa, classicalDisc centre, no refractionMon 26 Jul
compat-drikpanchangComparison profileMon 26 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 24thCoveredSunrise 26thCoveredRuled
Los Angeles16:42 → 18:3705:590 min06:000 min25 Jul
Chicago18:42 → 20:3705:370 min05:390 min25 Jul
Jersey City19:42 → 21:3705:460 min05:480 min25 Jul
Port of Spain19:42 → 21:3705:540 min05:540 min25 Jul
London00:42 → 02:3705:130 min05:160 min25 Jul
Durban01:42 → 03:3706:460 min06:450 min25 Jul
Dubai03:42 → 05:3705:430 min05:430 min25 Jul
Delhi05:12 → 07:0705:380 min05:3987 min25 Jul
Kolkata05:12 → 07:0705:050 min05:06121 min25 Jul
Singapore07:42 → 09:3707:060 min07:06146 min26 Jul
Sydney09:42 → 11:3706:540 min06:53124 min26 Jul
Suva11:42 → 13:3706:370 min06:36135 min26 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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