Ruling · Caitrī Pūrṇimā · 2070

Friday 25 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 172 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 24 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 25 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 15:33 on Thu 24 Apr to 17:32 on Fri 25 Apr.

    2070-04-24T07:32:48Z → 2070-04-25T09:32:00Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 24th, 11:53–12:41 on the 25th.

    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 24th and 48 of 48 on the 25th.

    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 10320 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 2070: Friday 25 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 2070 falls on Friday 25 April. Pūrṇimā runs from 15:33 on Thu 24 Apr to 17:32 on Fri 25 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2070/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 25 Apr
Ahargaṇa, classicalDisc centre, no refractionFri 25 Apr
compat-drikpanchangComparison profileFri 25 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 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles00:33 → 02:3212:2748 min12:270 min24 Apr
Chicago02:33 → 04:3212:2548 min12:250 min24 Apr
Jersey City03:33 → 05:3212:3148 min12:310 min24 Apr
Port of Spain03:33 → 05:3211:4048 min11:400 min24 Apr
London08:33 → 10:3212:3548 min12:350 min24 Apr
Durban09:33 → 11:3211:3048 min11:302 min25 Apr
Dubai11:33 → 13:3211:5348 min11:5348 min25 Apr
Delhi13:03 → 15:0211:560 min11:5548 min25 Apr
Kolkata13:03 → 15:0211:110 min11:1148 min25 Apr
Singapore15:33 → 17:3212:390 min12:3948 min25 Apr
Sydney17:33 → 19:3211:290 min11:2948 min25 Apr
Suva19:33 → 21:3211:410 min11:4048 min25 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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