Ruling · Caitrī Pūrṇimā · 2003

Wednesday 16 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 274 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 16 April

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

48 of 48 minutes covered

Midday of Thursday 17 April

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

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 07:21 on Wed 16 Apr to 03:36 on Thu 17 Apr.

    2003-04-15T23:20:54Z → 2003-04-16T19:35:42Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:54–12:42 on the 16th, 11:54–12:42 on the 17th.

    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 16th and 0 of 48 on the 17th.

    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 16413 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 2003: Wednesday 16 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 2003 falls on Wednesday 16 April. Pūrṇimā runs from 07:21 on Wed 16 Apr to 03:36 on Thu 17 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2003/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 16 Apr
Ahargaṇa, classicalDisc centre, no refractionWed 16 Apr
compat-drikpanchangComparison profileWed 16 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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles16:21 → 12:3612:290 min12:297 min16 Apr
Chicago18:21 → 14:3612:270 min12:2748 min16 Apr
Jersey City19:21 → 15:3612:330 min12:3348 min16 Apr
Port of Spain19:21 → 15:3611:420 min11:4248 min16 Apr
London00:21 → 20:3612:370 min12:3748 min16 Apr
Durban01:21 → 21:3611:320 min11:3248 min16 Apr
Dubai03:21 → 23:3611:550 min11:5548 min16 Apr
Delhi04:51 → 01:0611:570 min11:5748 min16 Apr
Kolkata04:51 → 01:0611:130 min11:1348 min16 Apr
Singapore07:21 → 03:3612:410 min12:4148 min16 Apr
Sydney09:21 → 05:3611:310 min11:3148 min16 Apr
Suva11:21 → 07:3611:420 min11:4248 min16 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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