Ruling · Govatsa Dvādaśī (Vasu Baras) · 1953

Monday 2 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 23 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 Monday 2 November

Taken. Both evenings qualify; the rule takes the first.

17:17 sunsetpradoṣa ends 19:05
Dvādaśī begins 16:53:40
16:5317:1717:4118:0518:2918:5319:17

108 of 108 minutes covered

Evening of Tuesday 3 November

Qualifies with 108 of 108 minutes. Not taken.

17:16 sunsetpradoṣa ends 19:04
16:5217:1617:4018:0418:2818:5219:16

108 of 108 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 16:54 on Mon 2 Nov to 19:29 on Tue 3 Nov.

    1953-11-02T08:53:40Z → 1953-11-03T11:28:58Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:17–19:05 on the 2nd, 17:16–19:04 on the 3rd.

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

  3. 03

    Rule

    Dvādaśī must be present during pradoṣa. It covers 108 of 108 minutes on the 2nd and 108 of 108 on the 3rd.

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

  4. 04

    Tie-break

    Both evenings qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 1408 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 1953: Monday 2 November.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 1953 falls on Monday 2 November. Dvādaśī runs from 16:54 on Mon 2 Nov to 19:29 on Tue 3 Nov and covers all of pradoṣa that evening. It also reaches the next evening for 108 minutes; by the rule the first evening is taken.

ahargana.org/baoding/festivals/1953/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 2 Nov
Ahargaṇa, classicalDisc centre, no refractionMon 2 Nov
compat-drikpanchangComparison profileMon 2 Nov
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 2ndCoveredSunset 3rdCoveredRuled
Los Angeles00:54 → 03:2916:59106 min16:580 min2 Nov
Chicago02:54 → 05:2916:44110 min16:420 min2 Nov
Jersey City03:54 → 06:2916:51109 min16:500 min2 Nov
Port of Spain04:54 → 07:2917:4298 min17:410 min2 Nov
London08:54 → 11:2916:32115 min16:300 min2 Nov
Durban10:54 → 13:2918:1886 min18:190 min2 Nov
Dubai12:54 → 15:2917:38103 min17:370 min2 Nov
Delhi14:24 → 16:5917:35104 min17:350 min2 Nov
Kolkata14:24 → 16:5916:59102 min16:581 min2 Nov
Singapore16:24 → 18:5918:2096 min18:2039 min2 Nov
Sydney18:54 → 21:2918:2354 min18:2484 min2 Nov
Suva20:54 → 23:2918:130 min18:1390 min3 Nov
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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