Ruling · Rukmiṇī Dvādaśī · 2053

Tuesday 29 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 533 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 Tuesday 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 Wednesday 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 02:58 on Tue 29 Apr to 02:45 on Wed 30 Apr.

    2053-04-28T18:58:25Z → 2053-04-29T18:44:37Z

  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 32008 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 2053: Tuesday 29 April.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 2053 falls on Tuesday 29 April. Dvādaśī runs from 02:58 on Tue 29 Apr to 02:45 on Wed 30 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2053/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 29 Apr
Ahargaṇa, classicalDisc centre, no refractionTue 29 Apr
compat-drikpanchangComparison profileTue 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 Angeles11:58 → 11:4512:2748 min12:270 min28 Apr
Chicago13:58 → 13:4512:240 min12:2448 min29 Apr
Jersey City14:58 → 14:4512:300 min12:3048 min29 Apr
Port of Spain14:58 → 14:4511:400 min11:4048 min29 Apr
London19:58 → 19:4512:350 min12:3448 min29 Apr
Durban20:58 → 20:4511:290 min11:2948 min29 Apr
Dubai22:58 → 22:4511:520 min11:5248 min29 Apr
Delhi00:28 → 00:1511:550 min11:5548 min29 Apr
Kolkata00:28 → 00:1511:100 min11:1048 min29 Apr
Singapore02:58 → 02:4512:380 min12:3848 min29 Apr
Sydney04:58 → 04:4511:290 min11:2848 min29 Apr
Suva06:58 → 06:4511:400 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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