Ruling · Akhaṇḍa Dvādaśī · 2027

Friday 10 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 356 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 Friday 10 December

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:47  12:35 madhyāhna ends
10:5911:2311:4712:1112:3512:5913:23

48 of 48 minutes covered

Midday of Saturday 11 December

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:47  12:35 madhyāhna ends
10:5911:2311:4712:1112:3512:5913:23

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 05:50 on Fri 10 Dec to 05:24 on Sat 11 Dec.

    2027-12-09T21:50:24Z → 2027-12-10T21:23:45Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:47–12:35 on the 10th, 11:47–12:35 on the 11th.

    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 10th and 0 of 48 on the 11th.

    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 21372 s

  5. 05

    Ruling

    Akhaṇḍa Dvādaśī, Baoding, 2027: Friday 10 December.

    confidence: determinate

Say it like this

In Baoding, Akhaṇḍa Dvādaśī 2027 falls on Friday 10 December. Dvādaśī runs from 05:50 on Fri 10 Dec to 05:24 on Sat 11 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2027/akhanda-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 10 Dec
Ahargaṇa, classicalDisc centre, no refractionFri 10 Dec
compat-drikpanchangComparison profileFri 10 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 9thCoveredMadhyāhna 10thCoveredRuled
Los Angeles13:50 → 13:2411:210 min11:2248 min10 Dec
Chicago15:50 → 15:2411:190 min11:1948 min10 Dec
Jersey City16:50 → 16:2411:250 min11:2548 min10 Dec
Port of Spain17:50 → 17:2411:340 min11:3548 min10 Dec
London21:50 → 21:2411:290 min11:2948 min10 Dec
Durban23:50 → 23:2411:240 min11:2548 min10 Dec
Dubai01:50 → 01:2411:470 min11:4748 min10 Dec
Delhi03:20 → 02:5411:490 min11:5048 min10 Dec
Kolkata03:20 → 02:5411:050 min11:0548 min10 Dec
Singapore05:50 → 05:2412:330 min12:3348 min10 Dec
Sydney08:50 → 08:2412:230 min12:2448 min10 Dec
Suva09:50 → 09:2411:340 min11:3548 min10 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