Ruling · Govatsa Dvādaśī (Vasu Baras) · 2020

Thursday 12 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 303 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 Wednesday 11 November

Dvādaśī is absent from pradoṣa. Not taken.

17:07 sunsetpradoṣa ends 18:58
16:4317:0717:3117:5518:1918:4319:0719:31

0 of 111 minutes covered

Evening of Thursday 12 November

Taken. The only evening Dvādaśī reaches.

17:06 sunsetpradoṣa ends 18:57
16:4217:0617:3017:5418:1818:4219:0619:30

111 of 111 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 03:11 on Thu 12 Nov to 00:00 on Fri 13 Nov.

    2020-11-11T19:11:23Z → 2020-11-12T16:00:30Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:07–18:58 on the 11th, 17:06–18:57 on the 12th.

    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 111 minutes on the 11th and 111 of 111 on the 12th.

    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 18182 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 2020: Thursday 12 November.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 2020 falls on Thursday 12 November. Dvādaśī runs from 03:11 on Thu 12 Nov to 00:00 on Fri 13 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2020/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 12 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 12 Nov
compat-drikpanchangComparison profileThu 12 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 11thCoveredSunset 12thCoveredRuled
Los Angeles11:11 → 08:0016:51108 min16:500 min11 Nov
Chicago13:11 → 10:0016:33113 min16:320 min11 Nov
Jersey City14:11 → 11:0016:41112 min16:400 min11 Nov
Port of Spain15:11 → 12:0017:4099 min17:400 min11 Nov
London19:11 → 16:0016:160 min16:140 min11 Nov
Durban21:11 → 18:0018:260 min18:270 min11 Nov
Dubai23:11 → 20:0017:320 min17:32104 min12 Nov
Delhi00:41 → 21:3017:290 min17:28106 min12 Nov
Kolkata00:41 → 21:3016:540 min16:54103 min12 Nov
Singapore03:11 → 00:0018:500 min18:5096 min12 Nov
Sydney06:11 → 03:0019:320 min19:3382 min12 Nov
Suva07:11 → 04:0018:180 min18:1889 min12 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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