Ruling · Caitrī Pūrṇimā · 2061

Monday 4 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 369 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 4 April

Taken. The only midday Pūrṇimā reaches.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

48 of 48 minutes covered

Midday of Tuesday 5 April

Pūrṇimā is absent from madhyāhna. Not taken.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

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 04:16 on Mon 4 Apr to 05:48 on Tue 5 Apr.

    2061-04-03T20:15:31Z → 2061-04-04T21:47:52Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:57–12:45 on the 4th, 11:57–12:45 on the 5th.

    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 4th and 0 of 48 on the 5th.

    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 22159 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 2061: Monday 4 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 2061 falls on Monday 4 April. Pūrṇimā runs from 04:16 on Mon 4 Apr to 05:48 on Tue 5 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2061/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 4 Apr
Ahargaṇa, classicalDisc centre, no refractionMon 4 Apr
compat-drikpanchangComparison profileMon 4 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 3rdCoveredMadhyāhna 4thCoveredRuled
Los Angeles13:16 → 14:4812:325 min12:3248 min4 Apr
Chicago15:16 → 16:4812:300 min12:3048 min4 Apr
Jersey City16:16 → 17:4812:360 min12:3648 min4 Apr
Port of Spain16:16 → 17:4811:450 min11:4548 min4 Apr
London21:16 → 22:4812:400 min12:4048 min4 Apr
Durban22:16 → 23:4811:350 min11:3548 min4 Apr
Dubai00:16 → 01:4811:580 min11:5848 min4 Apr
Delhi01:46 → 03:1812:010 min12:0048 min4 Apr
Kolkata01:46 → 03:1811:160 min11:1648 min4 Apr
Singapore04:16 → 05:4812:440 min12:4448 min4 Apr
Sydney06:16 → 07:4811:340 min11:3448 min4 Apr
Suva08:16 → 09:4811:460 min11:4548 min4 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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