Ruling · Rukmiṇī Dvādaśī · 2017

Sunday 7 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 621 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 Saturday 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

Midday of Sunday 7 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 23:00 on Sat 6 May to 00:13 on Mon 8 May.

    2017-05-06T15:00:26Z → 2017-05-07T16:12:39Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 6th, 11:51–12:39 on the 7th.

    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 6th and 48 of 48 on the 7th.

    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 37282 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 2017: Sunday 7 May.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 2017 falls on Sunday 7 May. Dvādaśī runs from 23:00 on Sat 6 May to 00:13 on Mon 8 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2017/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 7 May
Ahargaṇa, classicalDisc centre, no refractionSun 7 May
compat-drikpanchangComparison profileSun 7 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 6thCoveredMadhyāhna 7thCoveredRuled
Los Angeles08:00 → 09:1312:2648 min12:260 min6 May
Chicago10:00 → 11:1312:2448 min12:230 min6 May
Jersey City11:00 → 12:1312:2948 min12:290 min6 May
Port of Spain11:00 → 12:1311:3948 min11:3934 min6 May
London16:00 → 17:1312:340 min12:3448 min7 May
Durban17:00 → 18:1311:280 min11:2848 min7 May
Dubai19:00 → 20:1311:520 min11:5148 min7 May
Delhi20:30 → 21:4311:540 min11:5448 min7 May
Kolkata20:30 → 21:4311:090 min11:0948 min7 May
Singapore23:00 → 00:1312:370 min12:3748 min7 May
Sydney01:00 → 02:1311:280 min11:2848 min7 May
Suva03:00 → 04:1311:390 min11:3948 min7 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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