Ruling · Rukmiṇī Dvādaśī · 2024

Monday 20 May

Determinatein Ujjain, under the Rashtriya Panchang method. Clear of every threshold by 63 minutes.

Decide it for

23°11′ N 75°47′ E · Asia/Kolkata · GeoNames 1253914

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Sunday 19 May

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

0 of 48 minutes covered

Midday of Monday 20 May

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

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 13:51 on Sun 19 May to 15:59 on Mon 20 May.

    2024-05-19T08:20:37Z → 2024-05-20T10:29:10Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 19th, 12:00–12:48 on the 20th.

    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 19th and 48 of 48 on the 20th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 3787 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Ujjain, 2024: Monday 20 May.

    confidence: determinate

Say it like this

In Ujjain, Rukmiṇī Dvādaśī 2024 falls on Monday 20 May. Dvādaśī runs from 13:51 on Sun 19 May to 15:59 on Mon 20 May and covers all of madhyāhna that midday.

ahargana.org/ujjain/festivals/2024/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 20 May
Ahargaṇa, classicalDisc centre, no refractionMon 20 May
compat-drikpanchangComparison profileMon 20 May
No institution has a recorded ruling for Ujjain.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/rukmini-dvadashi · ruleset 2026.3-draft

Month
Vaiśākha, amānta
Pakṣa · aṅga
Śukla · Dvādaśī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 102

“S 12 Parasurama dvadasi (purvaviddha), Rukmini dvadasi (purvaviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvādaśīMadhyāhna 19thCoveredMadhyāhna 20thCoveredRuled
Los Angeles01:21 → 03:2912:2648 min12:260 min19 May
Chicago03:21 → 05:2912:2348 min12:230 min19 May
Jersey City04:21 → 06:2912:2948 min12:290 min19 May
Port of Spain04:21 → 06:2911:3948 min11:390 min19 May
London09:21 → 11:2912:3348 min12:340 min19 May
Durban10:21 → 12:2911:2848 min11:2848 min19 May
Dubai12:21 → 14:2911:5119 min11:5148 min19 May
Delhi13:51 → 15:5911:540 min11:5448 min20 May
Kolkata13:51 → 15:5911:090 min11:0948 min20 May
Singapore16:21 → 18:2912:370 min12:3748 min20 May
Sydney18:21 → 20:2911:280 min11:2848 min20 May
Suva20:21 → 22:2911:390 min11:3948 min20 May
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rukmini-dvadashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s