Ruling · Caitrī Pūrṇimā · 2048

Tuesday 28 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 393 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 Monday 27 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

Midday of Tuesday 28 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

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 22:37 on Mon 27 Apr to 19:13 on Tue 28 Apr.

    2048-04-27T14:36:39Z → 2048-04-28T11:13:04Z

  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 0 of 48 minutes on the 27th and 48 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 23585 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 2048: Tuesday 28 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 2048 falls on Tuesday 28 April. Pūrṇimā runs from 22:37 on Mon 27 Apr to 19:13 on Tue 28 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2048/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 28 Apr
Ahargaṇa, classicalDisc centre, no refractionTue 28 Apr
compat-drikpanchangComparison profileTue 28 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 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles07:37 → 04:1312:2748 min12:270 min27 Apr
Chicago09:37 → 06:1312:2548 min12:240 min27 Apr
Jersey City10:37 → 07:1312:3048 min12:300 min27 Apr
Port of Spain10:37 → 07:1311:4048 min11:400 min27 Apr
London15:37 → 12:1312:350 min12:350 min28 Apr
Durban16:37 → 13:1311:290 min11:2948 min28 Apr
Dubai18:37 → 15:1311:530 min11:5248 min28 Apr
Delhi20:07 → 16:4311:550 min11:5548 min28 Apr
Kolkata20:07 → 16:4311:100 min11:1048 min28 Apr
Singapore22:37 → 19:1312:380 min12:3848 min28 Apr
Sydney00:37 → 21:1311:290 min11:2848 min28 Apr
Suva02:37 → 23:1311:400 min11:4048 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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