Ruling · Caitrī Pūrṇimā · 1932

Wednesday 20 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 157 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 20 April

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 11:53  12:41 madhyāhna ends
11:0511:2911:5312:1712:4113:0513:29

48 of 48 minutes covered

Midday of Thursday 21 April

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:53  12:41 madhyāhna ends
11:0511:2911:5312:1712:4113:0513:29

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 09:16 on Wed 20 Apr to 05:27 on Thu 21 Apr.

    1932-04-20T01:16:14Z → 1932-04-20T21:26:57Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 20th, 11:53–12:41 on the 21st.

    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 20th and 0 of 48 on the 21st.

    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 9433 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 1932: Wednesday 20 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 1932 falls on Wednesday 20 April. Pūrṇimā runs from 09:16 on Wed 20 Apr to 05:27 on Thu 21 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1932/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 20 Apr
Ahargaṇa, classicalDisc centre, no refractionWed 20 Apr
compat-drikpanchangComparison profileWed 20 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 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles17:16 → 13:2711:2848 min11:280 min20 Apr
Chicago19:16 → 15:2711:2648 min11:260 min20 Apr
Jersey City20:16 → 16:2711:3248 min11:310 min20 Apr
Port of Spain21:16 → 17:2711:4148 min11:410 min20 Apr
London02:16 → 22:2712:3648 min12:360 min20 Apr
Durban03:16 → 23:2711:3148 min11:300 min20 Apr
Dubai05:16 → 01:2711:5448 min11:540 min20 Apr
Delhi06:46 → 02:5711:5648 min11:560 min20 Apr
Kolkata06:46 → 02:5711:1248 min11:110 min20 Apr
Singapore08:16 → 04:2711:4048 min11:390 min20 Apr
Sydney11:16 → 07:2711:3048 min11:300 min20 Apr
Suva13:16 → 09:2711:410 min11:410 min21 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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