Ruling · Caitrī Pūrṇimā · 1969

Wednesday 2 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 485 minutes.

Decide it for

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 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

Midday of Thursday 3 April

Pūrṇimā is absent from madhyāhna. Not taken.

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

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 03:53 on Wed 2 Apr to 02:45 on Thu 3 Apr.

    1969-04-01T19:53:05Z → 1969-04-02T18:44:52Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:58–12:46 on the 2nd, 11:58–12:46 on the 3rd.

    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 2nd and 0 of 48 on the 3rd.

    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 29107 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 1969: Wednesday 2 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 1969 falls on Wednesday 2 April. Pūrṇimā runs from 03:53 on Wed 2 Apr to 02:45 on Thu 3 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1969/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 2 Apr
Ahargaṇa, classicalDisc centre, no refractionWed 2 Apr
compat-drikpanchangComparison profileWed 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 Angeles11:53 → 10:4511:3328 min11:330 min1 Apr
Chicago13:53 → 12:4511:310 min11:3148 min2 Apr
Jersey City14:53 → 13:4511:370 min11:3648 min2 Apr
Port of Spain15:53 → 14:4511:460 min11:4648 min2 Apr
London20:53 → 19:4512:410 min12:4148 min2 Apr
Durban21:53 → 20:4511:360 min11:3548 min2 Apr
Dubai23:53 → 22:4511:590 min11:5948 min2 Apr
Delhi01:23 → 00:1512:010 min12:0148 min2 Apr
Kolkata01:23 → 00:1511:170 min11:1648 min2 Apr
Singapore03:23 → 02:1512:150 min12:1448 min2 Apr
Sydney05:53 → 04:4511:350 min11:3548 min2 Apr
Suva07:53 → 06:4511:460 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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