Ruling · Buddha Pūrṇimā · 1926

Thursday 27 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 429 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 26 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 Thursday 27 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 20:52 on Wed 26 May to 19:48 on Thu 27 May.

    1926-05-26T12:52:24Z → 1926-05-27T11:48:29Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 26th, 11:51–12:39 on the 27th.

    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 26th and 48 of 48 on the 27th.

    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 25755 s

  5. 05

    Ruling

    Buddha Pūrṇimā, Baoding, 1926: Thursday 27 May.

    confidence: determinate

Say it like this

In Baoding, Buddha Pūrṇimā 1926 falls on Thursday 27 May. Pūrṇimā runs from 20:52 on Wed 26 May to 19:48 on Thu 27 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1926/buddha-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 27 May
Ahargaṇa, classicalDisc centre, no refractionThu 27 May
compat-drikpanchangComparison profileThu 27 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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles04:52 → 03:4811:2648 min11:260 min26 May
Chicago07:52 → 06:4812:2448 min12:240 min26 May
Jersey City08:52 → 07:4812:2948 min12:290 min26 May
Port of Spain08:52 → 07:4811:3948 min11:390 min26 May
London13:52 → 12:4812:340 min12:3415 min27 May
Durban14:52 → 13:4811:290 min11:2948 min27 May
Dubai16:52 → 15:4811:520 min11:5248 min27 May
Delhi18:22 → 17:1811:540 min11:5448 min27 May
Kolkata18:22 → 17:1811:090 min11:1048 min27 May
Singapore19:52 → 18:4811:370 min11:3748 min27 May
Sydney22:52 → 21:4811:280 min11:2848 min27 May
Suva00:52 → 23:4811:390 min11:3948 min27 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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