Ruling · Vyāsa Pūjā · 1989

Tuesday 18 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 138 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 Tuesday 18 July

Taken. The only morning Pūrṇimā reaches.

06:07 sunrisethree muhūrtas on 09:02
05:4306:0706:3106:5507:1907:4308:0708:3108:5509:19

175 of 175 minutes covered

Morning of Wednesday 19 July

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

06:08 sunrisethree muhūrtas on 09:03
05:4406:0806:3206:5607:2007:4408:0808:3208:5609:20

0 of 174 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 03:49 on Tue 18 Jul to 02:42 on Wed 19 Jul.

    1989-07-17T18:49:24Z → 1989-07-18T17:41:37Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:07–09:02 on the 18th, 06:08–09:03 on the 19th.

    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 175 of 175 minutes on the 18th and 0 of 174 on the 19th.

    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 8274 s

  5. 05

    Ruling

    Vyāsa Pūjā, Baoding, 1989: Tuesday 18 July.

    confidence: determinate

Say it like this

In Baoding, Vyāsa Pūjā 1989 falls on Tuesday 18 July. Pūrṇimā runs from 03:49 on Tue 18 Jul to 02:42 on Wed 19 Jul and covers all of the first three muhūrtas after sunrise that morning.

ahargana.org/baoding/festivals/1989/vyasa-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 18 Jul
Ahargaṇa, classicalDisc centre, no refractionTue 18 Jul
compat-drikpanchangComparison profileTue 18 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 17thCoveredSunrise 18thCoveredRuled
Los Angeles11:49 → 10:4205:540 min05:55170 min18 Jul
Chicago13:49 → 12:4205:310 min05:32178 min18 Jul
Jersey City14:49 → 13:4205:400 min05:41177 min18 Jul
Port of Spain14:49 → 13:4205:520 min05:52152 min18 Jul
London19:49 → 18:4205:040 min05:05193 min18 Jul
Durban20:49 → 19:4206:490 min06:49125 min18 Jul
Dubai22:49 → 21:4205:390 min05:40162 min18 Jul
Delhi00:19 → 23:1205:340 min05:35165 min18 Jul
Kolkata00:19 → 23:1205:020 min05:02160 min18 Jul
Singapore02:49 → 01:4207:050 min07:05146 min18 Jul
Sydney04:49 → 03:4206:580 min06:57122 min18 Jul
Suva06:49 → 05:4206:380 min06:38122 min18 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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