Ruling · Rukmiṇī Dvādaśī · 1963

Sunday 5 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 199 minutes.

Decide it for

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 4 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 5 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 15:58 on Sat 4 May to 18:14 on Sun 5 May.

    1963-05-04T07:58:06Z → 1963-05-05T10:13:33Z

  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 0 of 48 minutes on the 4th and 48 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 11928 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 1963: Sunday 5 May.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 1963 falls on Sunday 5 May. Dvādaśī runs from 15:58 on Sat 4 May to 18:14 on Sun 5 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1963/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 5 May
Ahargaṇa, classicalDisc centre, no refractionSun 5 May
compat-drikpanchangComparison profileSun 5 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 4thCoveredMadhyāhna 5thCoveredRuled
Los Angeles00:58 → 03:1412:2648 min12:260 min4 May
Chicago02:58 → 05:1412:2448 min12:240 min4 May
Jersey City03:58 → 06:1412:2948 min12:290 min4 May
Port of Spain03:58 → 06:1411:3948 min11:390 min4 May
London08:58 → 11:1412:3448 min12:340 min4 May
Durban09:58 → 12:1411:2948 min11:2845 min4 May
Dubai11:58 → 14:1411:5242 min11:5248 min4 May
Delhi13:28 → 15:4411:540 min11:5448 min5 May
Kolkata13:28 → 15:4411:100 min11:0948 min5 May
Singapore15:28 → 17:4412:070 min12:0748 min5 May
Sydney17:58 → 20:1411:280 min11:2848 min5 May
Suva19:58 → 22:1411:390 min11:3948 min5 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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