Ruling · Akhaṇḍa Dvādaśī · 2089

Wednesday 14 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 371 minutes.

Decide it for

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 14 December

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:49  12:37 madhyāhna ends
11:0111:2511:4912:1312:3713:0113:25

48 of 48 minutes covered

Midday of Thursday 15 December

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:50  12:38 madhyāhna ends
11:0211:2611:5012:1412:3813:0213:26

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 05:39 on Wed 14 Dec to 05:13 on Thu 15 Dec.

    2089-12-13T21:38:32Z → 2089-12-14T21:13:15Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:49–12:37 on the 14th, 11:50–12:38 on the 15th.

    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 14th and 0 of 48 on the 15th.

    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 22234 s

  5. 05

    Ruling

    Akhaṇḍa Dvādaśī, Baoding, 2089: Wednesday 14 December.

    confidence: determinate

Say it like this

In Baoding, Akhaṇḍa Dvādaśī 2089 falls on Wednesday 14 December. Dvādaśī runs from 05:39 on Wed 14 Dec to 05:13 on Thu 15 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2089/akhanda-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 14 Dec
Ahargaṇa, classicalDisc centre, no refractionWed 14 Dec
compat-drikpanchangComparison profileWed 14 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 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles13:39 → 13:1311:240 min11:2448 min14 Dec
Chicago15:39 → 15:1311:210 min11:2248 min14 Dec
Jersey City16:39 → 16:1311:270 min11:2848 min14 Dec
Port of Spain17:39 → 17:1311:370 min11:3748 min14 Dec
London21:39 → 21:1311:310 min11:3248 min14 Dec
Durban23:39 → 23:1311:270 min11:2748 min14 Dec
Dubai01:39 → 01:1311:490 min11:5048 min14 Dec
Delhi03:09 → 02:4311:520 min11:5248 min14 Dec
Kolkata03:09 → 02:4311:070 min11:0848 min14 Dec
Singapore05:39 → 05:1312:350 min12:3648 min14 Dec
Sydney08:39 → 08:1312:260 min12:2648 min14 Dec
Suva09:39 → 09:1311:370 min11:3748 min14 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