Ruling · Rukmiṇī Dvādaśī · 1982

Tuesday 4 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 371 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 4 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 Wednesday 5 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 05:28 on Tue 4 May to 05:40 on Wed 5 May.

    1982-05-03T21:27:49Z → 1982-05-04T21:39:51Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 4th, 11:51–12:39 on the 5th.

    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 4th and 0 of 48 on the 5th.

    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 22279 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 1982: Tuesday 4 May.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 1982 falls on Tuesday 4 May. Dvādaśī runs from 05:28 on Tue 4 May to 05:40 on Wed 5 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1982/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 4 May
Ahargaṇa, classicalDisc centre, no refractionTue 4 May
compat-drikpanchangComparison profileTue 4 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 3rdCoveredMadhyāhna 4thCoveredRuled
Los Angeles14:28 → 14:4012:260 min12:2648 min4 May
Chicago16:28 → 16:4012:240 min12:2448 min4 May
Jersey City17:28 → 17:4012:290 min12:2948 min4 May
Port of Spain17:28 → 17:4011:390 min11:3948 min4 May
London22:28 → 22:4012:340 min12:3448 min4 May
Durban23:28 → 23:4011:290 min11:2948 min4 May
Dubai01:28 → 01:4011:520 min11:5248 min4 May
Delhi02:58 → 03:1011:540 min11:5448 min4 May
Kolkata02:58 → 03:1011:100 min11:0948 min4 May
Singapore05:28 → 05:4012:380 min12:3748 min4 May
Sydney07:28 → 07:4011:280 min11:2848 min4 May
Suva09:28 → 09:4011:390 min11:3948 min4 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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