Ruling · Rukmiṇī Dvādaśī · 2039

Thursday 5 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 241 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 5 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 Friday 6 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 07:50 on Thu 5 May to 05:25 on Fri 6 May.

    2039-05-04T23:49:44Z → 2039-05-05T21:25:06Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 5th, 11:51–12:39 on the 6th.

    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 5th and 0 of 48 on the 6th.

    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 14489 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 2039: Thursday 5 May.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 2039 falls on Thursday 5 May. Dvādaśī runs from 07:50 on Thu 5 May to 05:25 on Fri 6 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2039/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 5 May
Ahargaṇa, classicalDisc centre, no refractionThu 5 May
compat-drikpanchangComparison profileThu 5 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 4thCoveredMadhyāhna 5thCoveredRuled
Los Angeles16:50 → 14:2512:260 min12:2648 min5 May
Chicago18:50 → 16:2512:240 min12:2448 min5 May
Jersey City19:50 → 17:2512:290 min12:2948 min5 May
Port of Spain19:50 → 17:2511:390 min11:3948 min5 May
London00:50 → 22:2512:340 min12:3448 min5 May
Durban01:50 → 23:2511:290 min11:2848 min5 May
Dubai03:50 → 01:2511:520 min11:5248 min5 May
Delhi05:20 → 02:5511:540 min11:5448 min5 May
Kolkata05:20 → 02:5511:100 min11:0948 min5 May
Singapore07:50 → 05:2512:370 min12:3748 min5 May
Sydney09:50 → 07:2511:280 min11:2848 min5 May
Suva11:50 → 09:2511:390 min11:3937 min5 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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