Ruling · Caitrī Pūrṇimā · 1919

Tuesday 15 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 85 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 14 April

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 12:55  13:43 madhyāhna ends
12:0712:3112:5513:1913:4314:0714:31

0 of 48 minutes covered

Midday of Tuesday 15 April

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 12:55  13:43 madhyāhna ends
12:0712:3112:5513:1913:4314:0714:31

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 15:08 on Mon 14 Apr to 17:25 on Tue 15 Apr.

    1919-04-14T06:07:34Z → 1919-04-15T08:24:49Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:55–13:43 on the 14th, 12:55–13:43 on the 15th.

    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 14th and 48 of 48 on the 15th.

    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 5070 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 1919: Tuesday 15 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 1919 falls on Tuesday 15 April. Pūrṇimā runs from 15:08 on Mon 14 Apr to 17:25 on Tue 15 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1919/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 15 Apr
Ahargaṇa, classicalDisc centre, no refractionTue 15 Apr
compat-drikpanchangComparison profileTue 15 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 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles23:08 → 01:2512:3048 min12:290 min14 Apr
Chicago01:08 → 03:2512:2748 min12:270 min14 Apr
Jersey City02:08 → 04:2512:3348 min12:330 min14 Apr
Port of Spain02:08 → 04:2511:4348 min11:420 min14 Apr
London07:08 → 09:2512:3848 min12:370 min14 Apr
Durban08:08 → 10:2511:3248 min11:320 min14 Apr
Dubai09:49 → 12:0611:3648 min11:3630 min15 Apr
Delhi11:38 → 13:5511:5848 min11:5848 min15 Apr
Kolkata11:38 → 13:5511:1324 min11:1348 min15 Apr
Singapore13:08 → 15:2511:410 min11:4148 min15 Apr
Sydney16:08 → 18:2511:320 min11:3148 min15 Apr
Suva18:08 → 20:2511:430 min11:4348 min15 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

About Ahargaṇa