Ruling · Rukmiṇī Dvādaśī · 2078

Monday 23 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 362 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 Sunday 22 May

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

0 of 48 minutes covered

Midday of Monday 23 May

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

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 18:41 on Sun 22 May to 21:15 on Mon 23 May.

    2078-05-22T10:41:14Z → 2078-05-23T13:15:20Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 22nd, 11:51–12:39 on the 23rd.

    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 22nd and 48 of 48 on the 23rd.

    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 21711 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 2078: Monday 23 May.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 2078 falls on Monday 23 May. Dvādaśī runs from 18:41 on Sun 22 May to 21:15 on Mon 23 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2078/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 23 May
Ahargaṇa, classicalDisc centre, no refractionMon 23 May
compat-drikpanchangComparison profileMon 23 May
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/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 22ndCoveredMadhyāhna 23rdCoveredRuled
Los Angeles03:41 → 06:1512:2648 min12:260 min22 May
Chicago05:41 → 08:1512:2448 min12:240 min22 May
Jersey City06:41 → 09:1512:3048 min12:300 min22 May
Port of Spain06:41 → 09:1511:3948 min11:390 min22 May
London11:41 → 14:1512:3448 min12:3448 min22 May
Durban12:41 → 15:1511:290 min11:2948 min23 May
Dubai14:41 → 17:1511:520 min11:5248 min23 May
Delhi16:11 → 18:4511:540 min11:5448 min23 May
Kolkata16:11 → 18:4511:100 min11:1048 min23 May
Singapore18:41 → 21:1512:380 min12:3848 min23 May
Sydney20:41 → 23:1511:280 min11:2848 min23 May
Suva22:41 → 01:1511:390 min11:3948 min23 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

About Ahargaṇa