Ruling · Buddha Pūrṇimā · 1953

Thursday 28 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 639 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 Thursday 28 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 Friday 29 May

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

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 01:13 on Thu 28 May to 01:03 on Fri 29 May.

    1953-05-27T17:12:36Z → 1953-05-28T17:02:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 28th, 11:52–12:40 on the 29th.

    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 28th and 0 of 48 on the 29th.

    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 38330 s

  5. 05

    Ruling

    Buddha Pūrṇimā, Baoding, 1953: Thursday 28 May.

    confidence: determinate

Say it like this

In Baoding, Buddha Pūrṇimā 1953 falls on Thursday 28 May. Pūrṇimā runs from 01:13 on Thu 28 May to 01:03 on Fri 29 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1953/buddha-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 28 May
Ahargaṇa, classicalDisc centre, no refractionThu 28 May
compat-drikpanchangComparison profileThu 28 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 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles10:13 → 10:0312:2648 min12:260 min27 May
Chicago12:13 → 12:0312:2448 min12:240 min27 May
Jersey City13:13 → 13:0312:305 min12:3033 min28 May
Port of Spain13:13 → 13:0311:390 min11:3948 min28 May
London18:13 → 18:0312:340 min12:3448 min28 May
Durban19:13 → 19:0311:290 min11:2948 min28 May
Dubai21:13 → 21:0311:520 min11:5248 min28 May
Delhi22:43 → 22:3311:540 min11:5448 min28 May
Kolkata22:43 → 22:3311:100 min11:1048 min28 May
Singapore00:43 → 00:3312:080 min12:0848 min28 May
Sydney03:13 → 03:0311:280 min11:2848 min28 May
Suva05:13 → 05:0311:390 min11:3948 min28 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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