Ruling · Akhaṇḍa Dvādaśī · 2079

Tuesday 5 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 34 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 Tuesday 5 December

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:45  12:33 madhyāhna ends
Dvādaśī begins 11:10:20
10:5711:2111:4512:0912:3312:5713:21

48 of 48 minutes covered

Midday of Wednesday 6 December

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:45  12:33 madhyāhna ends
10:5711:2111:4512:0912:3312:5713:21

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 11:10 on Tue 5 Dec to 09:03 on Wed 6 Dec.

    2079-12-05T03:10:21Z → 2079-12-06T01:03:07Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 5th, 11:45–12:33 on the 6th.

    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 5th and 0 of 48 on the 6th.

    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 2060 s

  5. 05

    Ruling

    Akhaṇḍa Dvādaśī, Baoding, 2079: Tuesday 5 December.

    confidence: determinate

Say it like this

In Baoding, Akhaṇḍa Dvādaśī 2079 falls on Tuesday 5 December. Dvādaśī runs from 11:10 on Tue 5 Dec to 09:03 on Wed 6 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2079/akhanda-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 5 Dec
Ahargaṇa, classicalDisc centre, no refractionTue 5 Dec
compat-drikpanchangComparison profileTue 5 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 5thCoveredMadhyāhna 6thCoveredRuled
Los Angeles19:10 → 17:0311:2048 min11:200 min5 Dec
Chicago21:10 → 19:0311:1748 min11:180 min5 Dec
Jersey City22:10 → 20:0311:2348 min11:230 min5 Dec
Port of Spain23:10 → 21:0311:3348 min11:330 min5 Dec
London03:10 → 01:0311:2748 min11:280 min5 Dec
Durban05:10 → 03:0311:2348 min11:230 min5 Dec
Dubai07:10 → 05:0311:4548 min11:460 min5 Dec
Delhi08:40 → 06:3311:4848 min11:480 min5 Dec
Kolkata08:40 → 06:3311:0348 min11:040 min5 Dec
Singapore11:10 → 09:0312:3148 min12:320 min5 Dec
Sydney14:10 → 12:0312:220 min12:220 min6 Dec
Suva15:10 → 13:0311:330 min11:3348 min6 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