Ruling · Rukmiṇī Dvādaśī · 1950

Saturday 29 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 553 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 29 April

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

48 of 48 minutes covered

Midday of Sunday 30 April

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

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 02:39 on Sat 29 Apr to 23:57 on Sat 29 Apr.

    1950-04-28T18:38:34Z → 1950-04-29T15:56:44Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 29th, 11:52–12:40 on the 30th.

    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 29th and 0 of 48 on the 30th.

    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 33199 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 1950: Saturday 29 April.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 1950 falls on Saturday 29 April. Dvādaśī runs from 02:39 on Sat 29 Apr to 23:57 on Sat 29 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1950/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 29 Apr
Ahargaṇa, classicalDisc centre, no refractionSat 29 Apr
compat-drikpanchangComparison profileSat 29 Apr
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 28thCoveredMadhyāhna 29thCoveredRuled
Los Angeles10:39 → 07:5711:2748 min11:270 min28 Apr
Chicago12:39 → 09:5711:240 min11:240 min29 Apr
Jersey City13:39 → 10:5711:300 min11:300 min29 Apr
Port of Spain14:39 → 11:5711:400 min11:3917 min29 Apr
London19:39 → 16:5712:350 min12:3448 min29 Apr
Durban20:39 → 17:5711:290 min11:2948 min29 Apr
Dubai22:39 → 19:5711:520 min11:5248 min29 Apr
Delhi00:09 → 21:2711:550 min11:5548 min29 Apr
Kolkata00:09 → 21:2711:100 min11:1048 min29 Apr
Singapore02:09 → 23:2712:080 min12:0848 min29 Apr
Sydney04:39 → 01:5711:290 min11:2848 min29 Apr
Suva06:39 → 03:5711:400 min11:4048 min29 Apr
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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