Ruling · Buddha Pūrṇimā (Vaiśākhī Pūrṇimā) · 1958

Saturday 3 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 464 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 Friday 2 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

Midday of Saturday 3 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

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 23:48 on Fri 2 May to 20:23 on Sat 3 May.

    1958-05-02T15:48:04Z → 1958-05-03T12:23:15Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 2nd, 11:51–12:39 on the 3rd.

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

  3. 03

    Rule

    Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.

    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 27833 s

  5. 05

    Ruling

    Buddha Pūrṇimā, Baoding, 1958: Saturday 3 May.

    confidence: determinate

Say it like this

In Baoding, Buddha Pūrṇimā (Vesak) 1958 falls on Saturday 3 May. Pūrṇimā runs from 23:48 on Fri 2 May to 20:23 on Sat 3 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1958/buddha-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 3 May
Ahargaṇa, classicalDisc centre, no refractionSat 3 May
compat-drikpanchangComparison profileSat 3 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 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles08:48 → 05:2312:2648 min12:260 min2 May
Chicago10:48 → 07:2312:2448 min12:240 min2 May
Jersey City11:48 → 08:2312:3048 min12:290 min2 May
Port of Spain11:48 → 08:2311:3939 min11:390 min2 May
London16:48 → 13:2312:340 min12:3448 min3 May
Durban17:48 → 14:2311:290 min11:2948 min3 May
Dubai19:48 → 16:2311:520 min11:5248 min3 May
Delhi21:18 → 17:5311:540 min11:5448 min3 May
Kolkata21:18 → 17:5311:100 min11:1048 min3 May
Singapore23:18 → 19:5312:080 min12:0848 min3 May
Sydney01:48 → 22:2311:280 min11:2848 min3 May
Suva03:48 → 00:2311:390 min11:3948 min3 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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