Ruling · Buddha Pūrṇimā (Vaiśākhī Pūrṇimā) · 2041

Wednesday 15 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 148 minutes.

Decide it for

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

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Wednesday 15 May

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

48 of 48 minutes covered

Midday of Thursday 16 May

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

0 of 48 minutes covered

Pūrṇimā presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 09:23 on Wed 15 May to 08:52 on Thu 16 May.

    2041-05-15T01:23:13Z → 2041-05-16T00:52:26Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 15th, 11:51–12:39 on the 16th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 15th and 0 of 48 on the 16th.

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

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 8856 s

  5. 05

    Ruling

    Buddha Pūrṇimā, Baoding, 2041: Wednesday 15 May.

    confidence: determinate

Say it like this

In Baoding, Buddha Pūrṇimā (Vesak) 2041 falls on Wednesday 15 May. Pūrṇimā runs from 09:23 on Wed 15 May to 08:52 on Thu 16 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2041/buddha-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 15 May
Ahargaṇa, classicalDisc centre, no refractionWed 15 May
compat-drikpanchangComparison profileWed 15 May
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/buddha-purnima · ruleset 2026.3-draft

Month
Vaiśākha, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 102

“S 15 Sampat gauri vrata (paraviddha), Phuladola (Bengal & Orissa) (paraviddha), Gandhesvari puja (Bengal) (purvaviddha), Buddha purnima, Vaisakhi purnima.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāMadhyāhna 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles18:23 → 17:5212:2648 min12:260 min15 May
Chicago20:23 → 19:5212:2348 min12:230 min15 May
Jersey City21:23 → 20:5212:2948 min12:290 min15 May
Port of Spain21:23 → 20:5211:3948 min11:390 min15 May
London02:23 → 01:5212:3348 min12:330 min15 May
Durban03:23 → 02:5211:2848 min11:280 min15 May
Dubai05:23 → 04:5211:5148 min11:510 min15 May
Delhi06:53 → 06:2211:5448 min11:540 min15 May
Kolkata06:53 → 06:2211:0948 min11:090 min15 May
Singapore09:23 → 08:5212:3748 min12:370 min15 May
Sydney11:23 → 10:5211:2748 min11:270 min15 May
Suva13:23 → 12:5211:390 min11:3948 min16 May
Profile · tradition
pac-rp@2026.1 · smarta
Rule
buddha-purnima@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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