Ruling · Rukmiṇī Dvādaśī · 1961

Thursday 27 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 532 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 Thursday 27 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 Friday 28 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 01:46 on Thu 27 Apr to 03:00 on Fri 28 Apr.

    1961-04-26T17:46:29Z → 1961-04-27T19:00:05Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 27th, 11:52–12:40 on the 28th.

    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 27th and 0 of 48 on the 28th.

    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 31915 s

  5. 05

    Ruling

    Rukmiṇī Dvādaśī, Baoding, 1961: Thursday 27 April.

    confidence: determinate

Say it like this

In Baoding, Rukmiṇī Dvādaśī 1961 falls on Thursday 27 April. Dvādaśī runs from 01:46 on Thu 27 Apr to 03:00 on Fri 28 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1961/rukmini-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 27 Apr
Ahargaṇa, classicalDisc centre, no refractionThu 27 Apr
compat-drikpanchangComparison profileThu 27 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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles09:46 → 11:0011:2748 min11:270 min26 Apr
Chicago11:46 → 13:0011:2526 min11:2548 min26 Apr
Jersey City12:46 → 14:0011:300 min11:3048 min27 Apr
Port of Spain13:46 → 15:0011:400 min11:4048 min27 Apr
London18:46 → 20:0012:350 min12:3548 min27 Apr
Durban19:46 → 21:0011:300 min11:2948 min27 Apr
Dubai21:46 → 23:0011:530 min11:5348 min27 Apr
Delhi23:16 → 00:3011:550 min11:5548 min27 Apr
Kolkata23:16 → 00:3011:110 min11:1048 min27 Apr
Singapore01:16 → 02:3012:080 min12:0848 min27 Apr
Sydney03:46 → 05:0011:290 min11:2948 min27 Apr
Suva05:46 → 07:0011:400 min11:4048 min27 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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