Ruling · Caitrī Pūrṇimā · 1926

Tuesday 27 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 216 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 Tuesday 27 April

Taken. The only midday Pūrṇimā reaches.

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

48 of 48 minutes covered

Midday of Wednesday 28 April

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 08:00 on Tue 27 Apr to 08:16 on Wed 28 Apr.

    1926-04-26T23:59:48Z → 1926-04-28T00:16:28Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 27th, 11:52–12:40 on the 28th.

    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 27th and 0 of 48 on the 28th.

    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: paraviddha → only-day · margin 12936 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 1926: Tuesday 27 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 1926 falls on Tuesday 27 April. Pūrṇimā runs from 08:00 on Tue 27 Apr to 08:16 on Wed 28 Apr and covers all of madhyāhna that midday.

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

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 27 Apr
Ahargaṇa, classicalDisc centre, no refractionTue 27 Apr
compat-drikpanchangComparison profileTue 27 Apr
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/chaitri-purnima · ruleset 2026.3-draft

Month
Caitra, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 102

“S 15 Caitri purnima (paraviddha), Hanumat jayanti, Oli ending (Jain).” 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 28thCoveredRuled
Los Angeles16:00 → 16:1611:270 min11:270 min27 Apr
Chicago19:00 → 19:1612:250 min12:240 min27 Apr
Jersey City20:00 → 20:1612:300 min12:300 min27 Apr
Port of Spain20:00 → 20:1611:400 min11:400 min27 Apr
London01:00 → 01:1612:350 min12:350 min27 Apr
Durban02:00 → 02:1611:300 min11:290 min27 Apr
Dubai04:00 → 04:1611:530 min11:520 min27 Apr
Delhi05:30 → 05:4611:550 min11:550 min27 Apr
Kolkata05:30 → 05:4611:110 min11:100 min27 Apr
Singapore07:00 → 07:1611:390 min11:380 min27 Apr
Sydney10:00 → 10:1611:290 min11:290 min27 Apr
Suva12:00 → 12:1611:400 min11:4037 min28 Apr
Profile · tradition
pac-rp@2026.1 · smarta
Rule
chaitri-purnima@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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