Ruling · Rukmiṇī Dvādaśī · 1992

Wednesday 13 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 437 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 Wednesday 13 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

Midday of Thursday 14 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

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

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 04:34 on Wed 13 May to 02:53 on Thu 14 May.

    1992-05-12T20:33:41Z → 1992-05-13T18:53:27Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 13th, 11:51–12:39 on the 14th.

    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 13th and 0 of 48 on the 14th.

    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 26223 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 1992: Wednesday 13 May.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 1992 falls on Wednesday 13 May. Dvādaśī runs from 04:34 on Wed 13 May to 02:53 on Thu 14 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1992/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 13 May
Ahargaṇa, classicalDisc centre, no refractionWed 13 May
compat-drikpanchangComparison profileWed 13 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 12thCoveredMadhyāhna 13thCoveredRuled
Los Angeles13:34 → 11:5312:260 min12:260 min13 May
Chicago15:34 → 13:5312:230 min12:2348 min13 May
Jersey City16:34 → 14:5312:290 min12:2948 min13 May
Port of Spain16:34 → 14:5311:380 min11:3848 min13 May
London21:34 → 19:5312:330 min12:3348 min13 May
Durban22:34 → 20:5311:280 min11:2848 min13 May
Dubai00:34 → 22:5311:510 min11:5148 min13 May
Delhi02:04 → 00:2311:540 min11:5448 min13 May
Kolkata02:04 → 00:2311:090 min11:0948 min13 May
Singapore04:34 → 02:5312:370 min12:3748 min13 May
Sydney06:34 → 04:5311:270 min11:2748 min13 May
Suva08:34 → 06:5311:390 min11:3948 min13 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

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