Ruling · Akhaṇḍa Dvādaśī · 2001

Thursday 27 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 581 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 26 December

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

0 of 48 minutes covered

Midday of Thursday 27 December

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

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 22:24 on Wed 26 Dec to 22:28 on Thu 27 Dec.

    2001-12-26T14:24:06Z → 2001-12-27T14:28:19Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 26th, 11:55–12:43 on the 27th.

    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 26th and 48 of 48 on the 27th.

    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 34887 s

  5. 05

    Ruling

    Akhaṇḍa Dvādaśī, Baoding, 2001: Thursday 27 December.

    confidence: determinate

Say it like this

In Baoding, Akhaṇḍa Dvādaśī 2001 falls on Thursday 27 December. Dvādaśī runs from 22:24 on Wed 26 Dec to 22:28 on Thu 27 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2001/akhanda-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 27 Dec
Ahargaṇa, classicalDisc centre, no refractionThu 27 Dec
compat-drikpanchangComparison profileThu 27 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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles06:24 → 06:2811:3048 min11:300 min26 Dec
Chicago08:24 → 08:2811:2748 min11:280 min26 Dec
Jersey City09:24 → 09:2811:3348 min11:340 min26 Dec
Port of Spain10:24 → 10:2811:4348 min11:430 min26 Dec
London14:24 → 14:2811:370 min11:3848 min27 Dec
Durban16:24 → 16:2811:320 min11:3348 min27 Dec
Dubai18:24 → 18:2811:550 min11:5648 min27 Dec
Delhi19:54 → 19:5811:580 min11:5848 min27 Dec
Kolkata19:54 → 19:5811:130 min11:1448 min27 Dec
Singapore22:24 → 22:2812:410 min12:4248 min27 Dec
Sydney01:24 → 01:2812:320 min12:3248 min27 Dec
Suva02:24 → 02:2811:430 min11:4348 min27 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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