Ruling · Rukmiṇī Dvādaśī · 2073

Thursday 18 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 303 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 18 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 19 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 06:48 on Thu 18 May to 03:41 on Fri 19 May.

    2073-05-17T22:48:22Z → 2073-05-18T19:41:05Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 18th, 11:51–12:39 on the 19th.

    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 18th and 0 of 48 on the 19th.

    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 18164 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 2073: Thursday 18 May.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 2073 falls on Thursday 18 May. Dvādaśī runs from 06:48 on Thu 18 May to 03:41 on Fri 19 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2073/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 18 May
Ahargaṇa, classicalDisc centre, no refractionThu 18 May
compat-drikpanchangComparison profileThu 18 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 17thCoveredMadhyāhna 18thCoveredRuled
Los Angeles15:48 → 12:4112:260 min12:2615 min18 May
Chicago17:48 → 14:4112:240 min12:2448 min18 May
Jersey City18:48 → 15:4112:290 min12:2948 min18 May
Port of Spain18:48 → 15:4111:390 min11:3948 min18 May
London23:48 → 20:4112:340 min12:3448 min18 May
Durban00:48 → 21:4111:280 min11:2848 min18 May
Dubai02:48 → 23:4111:520 min11:5248 min18 May
Delhi04:18 → 01:1111:540 min11:5448 min18 May
Kolkata04:18 → 01:1111:090 min11:0948 min18 May
Singapore06:48 → 03:4112:370 min12:3748 min18 May
Sydney08:48 → 05:4111:280 min11:2848 min18 May
Suva10:48 → 07:4111:390 min11:3948 min18 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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