Ruling · Rukmiṇī Dvādaśī · 1915

Wednesday 26 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 252 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 25 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 Wednesday 26 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 19:52 on Tue 25 May to 16:51 on Wed 26 May.

    1915-05-25T11:52:17Z → 1915-05-26T08:51:15Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 25th, 11:51–12:39 on the 26th.

    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 25th and 48 of 48 on the 26th.

    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 15129 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 1915: Wednesday 26 May.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 1915 falls on Wednesday 26 May. Dvādaśī runs from 19:52 on Tue 25 May to 16:51 on Wed 26 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1915/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 26 May
Ahargaṇa, classicalDisc centre, no refractionWed 26 May
compat-drikpanchangComparison profileWed 26 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 25thCoveredMadhyāhna 26thCoveredRuled
Los Angeles03:52 → 00:5111:2648 min11:260 min25 May
Chicago05:52 → 02:5111:2448 min11:240 min25 May
Jersey City06:52 → 03:5111:2948 min11:290 min25 May
Port of Spain07:52 → 04:5111:3948 min11:390 min25 May
London11:52 → 08:5111:3429 min11:340 min25 May
Durban13:52 → 10:5111:280 min11:290 min26 May
Dubai15:33 → 12:3211:330 min11:3348 min26 May
Delhi17:22 → 14:2111:540 min11:5448 min26 May
Kolkata17:22 → 14:2111:090 min11:0948 min26 May
Singapore18:52 → 15:5111:370 min11:3748 min26 May
Sydney21:52 → 18:5111:280 min11:2848 min26 May
Suva23:47 → 20:4611:340 min11:3448 min26 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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