Ruling · Akhaṇḍa Dvādaśī · 2015

Tuesday 22 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 491 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 Tuesday 22 December

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

48 of 48 minutes covered

Midday of Wednesday 23 December

Dvādaśī 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

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

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 03:42 on Tue 22 Dec to 01:20 on Wed 23 Dec.

    2015-12-21T19:41:44Z → 2015-12-22T17:20:24Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 22nd, 11:53–12:41 on the 23rd.

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

  3. 03

    Rule

    Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 22nd and 0 of 48 on the 23rd.

    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 29441 s

  5. 05

    Ruling

    Akhaṇḍa Dvādaśī, Baoding, 2015: Tuesday 22 December.

    confidence: determinate

Say it like this

In Baoding, Akhaṇḍa Dvādaśī 2015 falls on Tuesday 22 December. Dvādaśī runs from 03:42 on Tue 22 Dec to 01:20 on Wed 23 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2015/akhanda-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 22 Dec
Ahargaṇa, classicalDisc centre, no refractionTue 22 Dec
compat-drikpanchangComparison profileTue 22 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 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles11:42 → 09:2011:2733 min11:280 min21 Dec
Chicago13:42 → 11:2011:250 min11:250 min22 Dec
Jersey City14:42 → 12:2011:300 min11:3148 min22 Dec
Port of Spain15:42 → 13:2011:400 min11:4148 min22 Dec
London19:42 → 17:2011:340 min11:3548 min22 Dec
Durban21:42 → 19:2011:300 min11:3048 min22 Dec
Dubai23:42 → 21:2011:530 min11:5348 min22 Dec
Delhi01:12 → 22:5011:550 min11:5548 min22 Dec
Kolkata01:12 → 22:5011:100 min11:1148 min22 Dec
Singapore03:42 → 01:2012:380 min12:3948 min22 Dec
Sydney06:42 → 04:2012:290 min12:2948 min22 Dec
Suva08:42 → 06:2012:400 min12:4048 min22 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

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