Ruling · Caitrī Pūrṇimā · 1982

Thursday 8 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 323 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 Wednesday 7 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

Midday of Thursday 8 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

Pūrṇimā presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 18:08 on Wed 7 Apr to 18:18 on Thu 8 Apr.

    1982-04-07T10:07:34Z → 1982-04-08T10:18:19Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:57–12:45 on the 7th, 11:57–12:45 on the 8th.

    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 7th and 48 of 48 on the 8th.

    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 19366 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 1982: Thursday 8 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 1982 falls on Thursday 8 April. Pūrṇimā runs from 18:08 on Wed 7 Apr to 18:18 on Thu 8 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1982/chaitri-purnima · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 8 Apr
Ahargaṇa, classicalDisc centre, no refractionThu 8 Apr
compat-drikpanchangComparison profileThu 8 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 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles02:08 → 02:1811:3148 min11:310 min7 Apr
Chicago04:08 → 04:1811:2948 min11:290 min7 Apr
Jersey City05:08 → 05:1811:3548 min11:350 min7 Apr
Port of Spain06:08 → 06:1811:4448 min11:440 min7 Apr
London11:08 → 11:1812:3948 min12:390 min7 Apr
Durban12:08 → 12:1811:3414 min11:3445 min8 Apr
Dubai14:08 → 14:1811:570 min11:5748 min8 Apr
Delhi15:38 → 15:4812:000 min11:5948 min8 Apr
Kolkata15:38 → 15:4811:150 min11:1548 min8 Apr
Singapore18:08 → 18:1812:430 min12:4348 min8 Apr
Sydney20:08 → 20:1811:330 min11:3348 min8 Apr
Suva22:08 → 22:1811:450 min11:4448 min8 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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