Ruling · Akhaṇḍa Dvādaśī · 2050

Sunday 25 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 212 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 Saturday 24 December

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

0 of 48 minutes covered

Midday of Sunday 25 December

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

48 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 17:46 on Sat 24 Dec to 16:14 on Sun 25 Dec.

    2050-12-24T09:46:17Z → 2050-12-25T08:14:15Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:54–12:42 on the 24th, 11:54–12:42 on the 25th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Dvādaśī 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. 104

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 12726 s

  5. 05

    Ruling

    Akhaṇḍa Dvādaśī, Baoding, 2050: Sunday 25 December.

    confidence: determinate

Say it like this

In Baoding, Akhaṇḍa Dvādaśī 2050 falls on Sunday 25 December. Dvādaśī runs from 17:46 on Sat 24 Dec to 16:14 on Sun 25 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2050/akhanda-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 25 Dec
Ahargaṇa, classicalDisc centre, no refractionSun 25 Dec
compat-drikpanchangComparison profileSun 25 Dec
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/akhanda-dvadashi · ruleset 2026.3-draft

Month
Mārgaśīrṣa, amānta
Pakṣa · aṅga
Śukla · Dvādaśī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“S 12 Matsya dvadasi, Akhanda dvadasi (paraviddha), Vyanjana dvadasi & Dana dvadasi (Orissa).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvādaśīMadhyāhna 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles01:46 → 00:1411:2948 min11:290 min24 Dec
Chicago03:46 → 02:1411:2648 min11:270 min24 Dec
Jersey City04:46 → 03:1411:3248 min11:330 min24 Dec
Port of Spain05:46 → 04:1411:4248 min11:420 min24 Dec
London09:46 → 08:1411:3648 min11:370 min24 Dec
Durban11:46 → 10:1411:3133 min11:320 min24 Dec
Dubai13:46 → 12:1411:540 min11:5519 min25 Dec
Delhi15:16 → 13:4411:570 min11:5748 min25 Dec
Kolkata15:16 → 13:4411:120 min11:1348 min25 Dec
Singapore17:46 → 16:1412:400 min12:4148 min25 Dec
Sydney20:46 → 19:1412:310 min12:3148 min25 Dec
Suva21:46 → 20:1411:420 min11:4248 min25 Dec
Profile · tradition
pac-rp@2026.1 · smarta
Rule
akhanda-dvadashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa