Ruling · Akhaṇḍa Dvādaśī · 1982

Monday 27 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 243 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 Monday 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

Midday of Tuesday 28 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

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

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 07:52 on Mon 27 Dec to 05:30 on Tue 28 Dec.

    1982-12-26T23:52:04Z → 1982-12-27T21:29:36Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 27th, 11:55–12:43 on the 28th.

    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 27th and 0 of 48 on the 28th.

    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 14576 s

  5. 05

    Ruling

    Akhaṇḍa Dvādaśī, Baoding, 1982: Monday 27 December.

    confidence: determinate

Say it like this

In Baoding, Akhaṇḍa Dvādaśī 1982 falls on Monday 27 December. Dvādaśī runs from 07:52 on Mon 27 Dec to 05:30 on Tue 28 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1982/akhanda-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 27 Dec
Ahargaṇa, classicalDisc centre, no refractionMon 27 Dec
compat-drikpanchangComparison profileMon 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 Angeles15:52 → 13:3011:300 min11:3048 min27 Dec
Chicago17:52 → 15:3011:270 min11:2848 min27 Dec
Jersey City18:52 → 16:3011:330 min11:3348 min27 Dec
Port of Spain19:52 → 17:3011:430 min11:4348 min27 Dec
London23:52 → 21:3011:370 min11:3848 min27 Dec
Durban01:52 → 23:3011:320 min11:3348 min27 Dec
Dubai03:52 → 01:3011:550 min11:5648 min27 Dec
Delhi05:22 → 03:0011:570 min11:5848 min27 Dec
Kolkata05:22 → 03:0011:130 min11:1348 min27 Dec
Singapore07:52 → 05:3012:410 min12:4148 min27 Dec
Sydney10:52 → 08:3012:310 min12:3248 min27 Dec
Suva11:52 → 09:3011:430 min11:4339 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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