Ruling · Rukmiṇī Dvādaśī · 1954

Friday 14 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 474 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 Thursday 13 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 Friday 14 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 20:32 on Thu 13 May to 22:57 on Fri 14 May.

    1954-05-13T12:32:15Z → 1954-05-14T14:56:51Z

  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 0 of 48 minutes on the 13th and 48 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 28414 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 1954: Friday 14 May.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 1954 falls on Friday 14 May. Dvādaśī runs from 20:32 on Thu 13 May to 22:57 on Fri 14 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1954/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 14 May
Ahargaṇa, classicalDisc centre, no refractionFri 14 May
compat-drikpanchangComparison profileFri 14 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 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles05:32 → 07:5712:2548 min12:250 min13 May
Chicago07:32 → 09:5712:2348 min12:230 min13 May
Jersey City08:32 → 10:5712:2948 min12:290 min13 May
Port of Spain08:32 → 10:5711:3848 min11:380 min13 May
London13:32 → 15:5712:330 min12:3348 min14 May
Durban14:32 → 16:5711:280 min11:2848 min14 May
Dubai16:32 → 18:5711:510 min11:5148 min14 May
Delhi18:02 → 20:2711:530 min11:5348 min14 May
Kolkata18:02 → 20:2711:090 min11:0948 min14 May
Singapore20:02 → 22:2712:070 min12:0748 min14 May
Sydney22:32 → 00:5711:270 min11:2748 min14 May
Suva00:32 → 02:5711:380 min11:3848 min14 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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