Ruling · Caitrī Pūrṇimā · 2007

Monday 2 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 595 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 Sunday 1 April

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

0 of 48 minutes covered

Midday of Monday 2 April

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

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 22:42 on Sun 1 Apr to 01:15 on Tue 3 Apr.

    2007-04-01T14:41:39Z → 2007-04-02T17:15:02Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 1st, 11:58–12:46 on the 2nd.

    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 1st and 48 of 48 on the 2nd.

    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 35706 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 2007: Monday 2 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 2007 falls on Monday 2 April. Pūrṇimā runs from 22:42 on Sun 1 Apr to 01:15 on Tue 3 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2007/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 2 Apr
Ahargaṇa, classicalDisc centre, no refractionMon 2 Apr
compat-drikpanchangComparison profileMon 2 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 1stCoveredMadhyāhna 2ndCoveredRuled
Los Angeles07:42 → 10:1512:3348 min12:330 min1 Apr
Chicago09:42 → 12:1512:3148 min12:310 min1 Apr
Jersey City10:42 → 13:1512:3748 min12:3639 min2 Apr
Port of Spain10:42 → 13:1511:4648 min11:4648 min2 Apr
London15:42 → 18:1512:410 min12:4148 min2 Apr
Durban16:42 → 19:1511:360 min11:3548 min2 Apr
Dubai18:42 → 21:1511:590 min11:5948 min2 Apr
Delhi20:12 → 22:4512:010 min12:0148 min2 Apr
Kolkata20:12 → 22:4511:170 min11:1648 min2 Apr
Singapore22:42 → 01:1512:450 min12:4448 min2 Apr
Sydney00:42 → 03:1511:350 min11:3548 min2 Apr
Suva02:42 → 05:1511:460 min11:4648 min2 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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