Ruling · Caitrī Pūrṇimā · 1938

Thursday 14 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 574 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 Thursday 14 April

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

48 of 48 minutes covered

Midday of Friday 15 April

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

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 02:19 on Thu 14 Apr to 02:21 on Fri 15 Apr.

    1938-04-13T18:19:26Z → 1938-04-14T18:20:48Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 14th, 11:55–12:43 on the 15th.

    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 14th and 0 of 48 on the 15th.

    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 34436 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 1938: Thursday 14 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 1938 falls on Thursday 14 April. Pūrṇimā runs from 02:19 on Thu 14 Apr to 02:21 on Fri 15 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1938/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 14 Apr
Ahargaṇa, classicalDisc centre, no refractionThu 14 Apr
compat-drikpanchangComparison profileThu 14 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 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles10:19 → 10:2111:3048 min11:300 min13 Apr
Chicago12:19 → 12:2111:280 min11:2748 min14 Apr
Jersey City13:19 → 13:2111:330 min11:3348 min14 Apr
Port of Spain14:19 → 14:2111:430 min11:4348 min14 Apr
London19:19 → 19:2112:380 min12:3748 min14 Apr
Durban20:19 → 20:2111:320 min11:3248 min14 Apr
Dubai22:19 → 22:2111:560 min11:5548 min14 Apr
Delhi23:49 → 23:5111:580 min11:5848 min14 Apr
Kolkata23:49 → 23:5111:130 min11:1348 min14 Apr
Singapore01:39 → 01:4112:010 min12:0148 min14 Apr
Sydney04:19 → 04:2111:320 min11:3148 min14 Apr
Suva06:19 → 06:2111:430 min11:4348 min14 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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