Ruling · Caitrī Pūrṇimā · 2077

Thursday 8 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 256 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 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

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 17:01 on Wed 7 Apr to 19:07 on Thu 8 Apr.

    2077-04-07T09:00:35Z → 2077-04-08T11:06:55Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:57–12:45 on the 7th, 11:56–12:44 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 15352 s

  5. 05

    Ruling

    Caitrī Pūrṇimā, Baoding, 2077: Thursday 8 April.

    confidence: determinate

Say it like this

In Baoding, Caitrī Pūrṇimā 2077 falls on Thursday 8 April. Pūrṇimā runs from 17:01 on Wed 7 Apr to 19:07 on Thu 8 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2077/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 Angeles02:01 → 04:0712:3148 min12:310 min7 Apr
Chicago04:01 → 06:0712:2948 min12:290 min7 Apr
Jersey City05:01 → 07:0712:3548 min12:340 min7 Apr
Port of Spain05:01 → 07:0711:4448 min11:440 min7 Apr
London10:01 → 12:0712:3948 min12:390 min7 Apr
Durban11:01 → 13:0711:3448 min11:3448 min8 Apr
Dubai13:01 → 15:0711:570 min11:5748 min8 Apr
Delhi14:31 → 16:3711:590 min11:5948 min8 Apr
Kolkata14:31 → 16:3711:150 min11:1548 min8 Apr
Singapore17:01 → 19:0712:430 min12:4348 min8 Apr
Sydney19:01 → 21:0711:330 min11:3348 min8 Apr
Suva21:01 → 23:0711:440 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

About Ahargaṇa