Ruling · Caitrī Pūrṇimā · 2097

Friday 26 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 375 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 25 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

Midday of Friday 26 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

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 18:56 on Thu 25 Apr to 20:11 on Fri 26 Apr.

    2097-04-25T10:56:08Z → 2097-04-26T12:10:53Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 25th, 11:53–12:41 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 0 of 48 minutes on the 25th and 48 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: paraviddha → only-day · margin 22524 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 2097: Friday 26 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 2097 falls on Friday 26 April. Pūrṇimā runs from 18:56 on Thu 25 Apr to 20:11 on Fri 26 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2097/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 26 Apr
Ahargaṇa, classicalDisc centre, no refractionFri 26 Apr
compat-drikpanchangComparison profileFri 26 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 25thCoveredMadhyāhna 26thCoveredRuled
Los Angeles03:56 → 05:1112:2748 min12:270 min25 Apr
Chicago05:56 → 07:1112:2548 min12:250 min25 Apr
Jersey City06:56 → 08:1112:3148 min12:310 min25 Apr
Port of Spain06:56 → 08:1111:4048 min11:400 min25 Apr
London11:56 → 13:1112:3548 min12:3536 min26 Apr
Durban12:56 → 14:1111:300 min11:3048 min26 Apr
Dubai14:56 → 16:1111:530 min11:5348 min26 Apr
Delhi16:26 → 17:4111:560 min11:5548 min26 Apr
Kolkata16:26 → 17:4111:110 min11:1148 min26 Apr
Singapore18:56 → 20:1112:390 min12:3948 min26 Apr
Sydney20:56 → 22:1111:290 min11:2948 min26 Apr
Suva22:56 → 00:1111:400 min11:4048 min26 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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