Ruling · Buddha Pūrṇimā · 1918

Saturday 25 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 319 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 Saturday 25 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 Sunday 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

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 05:34 on Sat 25 May to 06:32 on Sun 26 May.

    1918-05-24T21:34:02Z → 1918-05-25T22:32:10Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 25th, 11:51–12:39 on the 26th.

    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 25th and 0 of 48 on the 26th.

    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 19136 s

  5. 05

    Ruling

    Buddha Pūrṇimā, Baoding, 1918: Saturday 25 May.

    confidence: determinate

Say it like this

In Baoding, Buddha Pūrṇimā 1918 falls on Saturday 25 May. Pūrṇimā runs from 05:34 on Sat 25 May to 06:32 on Sun 26 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1918/buddha-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 25 May
Ahargaṇa, classicalDisc centre, no refractionSat 25 May
compat-drikpanchangComparison profileSat 25 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 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles14:34 → 15:3212:260 min12:2648 min25 May
Chicago16:34 → 17:3212:230 min12:2448 min25 May
Jersey City17:34 → 18:3212:290 min12:2948 min25 May
Port of Spain17:34 → 18:3211:390 min11:3948 min25 May
London22:34 → 23:3212:340 min12:3448 min25 May
Durban23:34 → 00:3211:280 min11:2848 min25 May
Dubai01:15 → 02:1311:320 min11:3348 min25 May
Delhi03:04 → 04:0211:540 min11:5448 min25 May
Kolkata03:04 → 04:0211:090 min11:0948 min25 May
Singapore04:34 → 05:3211:370 min11:3748 min25 May
Sydney07:34 → 08:3211:280 min11:2848 min25 May
Suva09:34 → 10:3211:390 min11:3948 min25 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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