Ruling · Govatsa Dvādaśī (Vasu Baras) · 2068

Monday 22 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 430 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two evenings

One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.

Evening of Sunday 21 October

Dvādaśī is absent from pradoṣa. Not taken.

17:31 sunsetpradoṣa ends 19:15
17:0717:3117:5518:1918:4319:0719:31

0 of 105 minutes covered

Evening of Monday 22 October

Taken. The only evening Dvādaśī reaches.

17:29 sunsetpradoṣa ends 19:14
17:0517:2917:5318:1718:4119:0519:29

105 of 105 minutes covered

Dvādaśī presentPradoṣa, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 02:26 on Mon 22 Oct to 04:58 on Tue 23 Oct.

    2068-10-21T18:25:38Z → 2068-10-22T20:57:52Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:31–19:15 on the 21st, 17:29–19:14 on the 22nd.

    pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Dvādaśī must be present during pradoṣa. It covers 0 of 105 minutes on the 21st and 105 of 105 on the 22nd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one evening qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 25819 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 2068: Monday 22 October.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 2068 falls on Monday 22 October. Dvādaśī runs from 02:26 on Mon 22 Oct to 04:58 on Tue 23 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2068/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 22 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 22 Oct
compat-drikpanchangComparison profileMon 22 Oct
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/govatsa-dvadashi · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Kṛṣṇa · Dvādaśī
Kāla
Pradoṣa
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 104

“K 12 Govatsa dvadasi (pradosa vyapini). If occurs on two days, it is to be observed on the first day.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvādaśīSunset 21stCoveredSunset 22ndCoveredRuled
Los Angeles11:26 → 13:5818:10103 min18:090 min21 Oct
Chicago13:26 → 15:5817:58106 min17:570 min21 Oct
Jersey City14:26 → 16:5818:06105 min18:040 min21 Oct
Port of Spain14:26 → 16:5817:4597 min17:450 min21 Oct
London19:26 → 21:5817:5317 min17:51111 min21 Oct
Durban20:26 → 22:5818:100 min18:1188 min22 Oct
Dubai22:26 → 00:5817:460 min17:45101 min22 Oct
Delhi23:56 → 02:2817:450 min17:44102 min22 Oct
Kolkata23:56 → 02:2817:060 min17:05100 min22 Oct
Singapore02:26 → 04:5818:510 min18:5195 min22 Oct
Sydney05:26 → 07:5819:140 min19:1587 min22 Oct
Suva06:26 → 08:5818:090 min18:0991 min22 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
govatsa-dvadashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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