Ruling · Akhaṇḍa Dvādaśī · 1979

Friday 30 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 117 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 30 November

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:42  12:30 madhyāhna ends
10:5411:1811:4212:0612:3012:5413:18

48 of 48 minutes covered

Midday of Saturday 1 December

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:43  12:31 madhyāhna ends
10:5511:1911:4312:0712:3112:5513:19

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 09:45 on Fri 30 Nov to 07:34 on Sat 1 Dec.

    1979-11-30T01:45:28Z → 1979-11-30T23:33:59Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 30th, 11:43–12:31 on the 1st.

    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 30th and 0 of 48 on the 1st.

    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 7017 s

  5. 05

    Ruling

    Akhaṇḍa Dvādaśī, Baoding, 1979: Friday 30 November.

    confidence: determinate

Say it like this

In Baoding, Akhaṇḍa Dvādaśī 1979 falls on Friday 30 November. Dvādaśī runs from 09:45 on Fri 30 Nov to 07:34 on Sat 1 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1979/akhanda-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 30 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 30 Nov
compat-drikpanchangComparison profileFri 30 Nov
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 30thCoveredMadhyāhna 1stCoveredRuled
Los Angeles17:45 → 15:3411:1748 min11:180 min30 Nov
Chicago19:45 → 17:3411:1548 min11:150 min30 Nov
Jersey City20:45 → 18:3411:2148 min11:210 min30 Nov
Port of Spain21:45 → 19:3411:3148 min11:310 min30 Nov
London01:45 → 23:3411:2548 min11:250 min30 Nov
Durban03:45 → 01:3411:2048 min11:210 min30 Nov
Dubai05:45 → 03:3411:4348 min11:440 min30 Nov
Delhi07:15 → 05:0411:4548 min11:460 min30 Nov
Kolkata07:15 → 05:0411:0148 min11:010 min30 Nov
Singapore09:15 → 07:0411:5948 min11:590 min30 Nov
Sydney12:45 → 10:3412:2022 min12:200 min30 Nov
Suva13:45 → 11:3411:310 min11:313 min1 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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