Ruling · Rukmiṇī Dvādaśī · 1904

Wednesday 27 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 79 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 Tuesday 26 April

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

0 of 48 minutes covered

Midday of Wednesday 27 April

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

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 16:38 on Tue 26 Apr to 13:59 on Wed 27 Apr.

    1904-04-26T08:37:53Z → 1904-04-27T05:58:49Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 26th, 11:52–12:40 on the 27th.

    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 26th and 48 of 48 on the 27th.

    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 4719 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 1904: Wednesday 27 April.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 1904 falls on Wednesday 27 April. Dvādaśī runs from 16:38 on Tue 26 Apr to 13:59 on Wed 27 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1904/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 27 Apr
Ahargaṇa, classicalDisc centre, no refractionWed 27 Apr
compat-drikpanchangComparison profileWed 27 Apr
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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles00:38 → 21:5911:2748 min11:270 min26 Apr
Chicago02:38 → 23:5911:2548 min11:250 min26 Apr
Jersey City03:38 → 00:5911:3048 min11:300 min26 Apr
Port of Spain04:38 → 01:5911:4048 min11:400 min26 Apr
London08:38 → 05:5911:3548 min11:350 min26 Apr
Durban10:38 → 07:5911:3048 min11:290 min26 Apr
Dubai12:19 → 09:4011:343 min11:340 min26 Apr
Delhi13:59 → 11:2011:460 min11:460 min27 Apr
Kolkata13:59 → 11:2011:020 min11:0118 min27 Apr
Singapore15:33 → 12:5411:330 min11:3348 min27 Apr
Sydney18:38 → 15:5911:290 min11:2948 min27 Apr
Suva20:33 → 17:5411:350 min11:3548 min27 Apr
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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