Ruling · Buddha Pūrṇimā · 1929

Thursday 23 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 372 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 Wednesday 22 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 23 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 18:51 on Wed 22 May to 20:50 on Thu 23 May.

    1929-05-22T10:51:05Z → 1929-05-23T12:49:44Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 22nd, 11:51–12:39 on the 23rd.

    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 22nd and 48 of 48 on the 23rd.

    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 22335 s

  5. 05

    Ruling

    Buddha Pūrṇimā, Baoding, 1929: Thursday 23 May.

    confidence: determinate

Say it like this

In Baoding, Buddha Pūrṇimā 1929 falls on Thursday 23 May. Pūrṇimā runs from 18:51 on Wed 22 May to 20:50 on Thu 23 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1929/buddha-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 23 May
Ahargaṇa, classicalDisc centre, no refractionThu 23 May
compat-drikpanchangComparison profileThu 23 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 22ndCoveredMadhyāhna 23rdCoveredRuled
Los Angeles02:51 → 04:5011:2648 min11:260 min22 May
Chicago05:51 → 07:5012:2348 min12:230 min22 May
Jersey City06:51 → 08:5012:2948 min12:290 min22 May
Port of Spain06:51 → 08:5011:3948 min11:390 min22 May
London11:51 → 13:5012:3348 min12:3348 min22 May
Durban12:51 → 14:5011:280 min11:2848 min23 May
Dubai14:51 → 16:5011:510 min11:5148 min23 May
Delhi16:21 → 18:2011:540 min11:5448 min23 May
Kolkata16:21 → 18:2011:090 min11:0948 min23 May
Singapore17:51 → 19:5011:370 min11:3748 min23 May
Sydney20:51 → 22:5011:270 min11:2848 min23 May
Suva22:51 → 00:5011:390 min11:3948 min23 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

About Ahargaṇa