Ruling · Vyāsa Pūjā · 1917

Wednesday 4 July

Boundaryin Baoding, under the Rashtriya Panchang method. Pūrṇimā reaches the first three muhūrtas after sunrise on neither day and the rule does not say what then. Say “contested”.

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 4 July

Taken. Pūrṇimā reaches neither morning; this is the day it falls on.

04:58 sunrisethree muhūrtas on 07:55
04:3404:5805:2205:4606:1006:3406:5807:2207:4608:10

0 of 178 minutes covered

Morning of Thursday 5 July

Pūrṇimā holds for 42 of 178 minutes of the first three muhūrtas after sunrise, not all of it. Not taken.

04:58 sunrisethree muhūrtas on 07:56
Pūrṇimā ends 05:40:12
04:3404:5805:2205:4606:1006:3406:5807:2207:4608:10

42 of 178 minutes covered, the first 42

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 08:31 on Wed 4 Jul to 05:40 on Thu 5 Jul.

    1917-07-04T00:30:33Z → 1917-07-04T21:40:12Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 04:58–07:55 on the 4th, 04:58–07:56 on the 5th.

    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 0 of 178 minutes on the 4th and 42 of 178 on the 5th.

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

  4. 04

    Tie-break

    Neither morning qualifies. The day the tithi falls on is taken.

    priority: paraviddha → tithi-day · margin 2111 s

  5. 05

    Ruling

    Vyāsa Pūjā, Baoding, 1917: Wednesday 4 July.

    confidence: boundary (absent-unstated)

Say it like this

In Baoding, Vyāsa Pūjā 1917 falls on Wednesday 4 July. Pūrṇimā runs from 08:31 on Wed 4 Jul to 05:40 on Thu 5 Jul, and reaches the first three muhūrtas after sunrise on neither day.

ahargana.org/baoding/festivals/1917/vyasa-puja · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 4 Jul
Ahargaṇa, classicalDisc centre, no refractionWed 4 Jul
compat-drikpanchangComparison profileWed 4 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 4thCoveredSunrise 5thCoveredRuled
Los Angeles16:31 → 13:4004:46172 min04:470 min4 Jul
Chicago18:31 → 15:4004:21182 min04:210 min4 Jul
Jersey City19:31 → 16:4004:30180 min04:310 min4 Jul
Port of Spain20:31 → 17:4005:48153 min05:490 min4 Jul
London01:31 → 22:4004:49198 min04:500 min4 Jul
Durban02:31 → 23:4006:52123 min06:520 min4 Jul
Dubai04:12 → 01:2105:14164 min05:150 min4 Jul
Delhi06:01 → 03:1005:28134 min05:280 min4 Jul
Kolkata06:01 → 03:1004:5697 min04:570 min4 Jul
Singapore07:31 → 04:4006:0359 min06:030 min4 Jul
Sydney10:31 → 07:4007:010 min07:0139 min4 Jul
Suva12:31 → 09:4006:390 min06:39133 min5 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

About Ahargaṇa