Ruling · Govatsa Dvādaśī (Vasu Baras) · 1912

Tuesday 5 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 59 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 Tuesday 5 November

Taken. The only evening Dvādaśī reaches.

17:14 sunsetpradoṣa ends 19:03
16:5017:1417:3818:0218:2618:5019:14

109 of 109 minutes covered

Evening of Wednesday 6 November

Dvādaśī is absent from pradoṣa. Not taken.

17:13 sunsetpradoṣa ends 19:02
16:4917:1317:3718:0118:2518:4919:13

0 of 109 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 16:15 on Tue 5 Nov to 14:20 on Wed 6 Nov.

    1912-11-05T08:14:42Z → 1912-11-06T06:19:40Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:14–19:03 on the 5th, 17:13–19:02 on the 6th.

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

  3. 03

    Rule

    Dvādaśī must be present during pradoṣa. It covers 109 of 109 minutes on the 5th and 0 of 109 on the 6th.

    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 3555 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 1912: Tuesday 5 November.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 1912 falls on Tuesday 5 November. Dvādaśī runs from 16:15 on Tue 5 Nov to 14:20 on Wed 6 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1912/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 5 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 5 Nov
compat-drikpanchangComparison profileTue 5 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 5thCoveredSunset 6thCoveredRuled
Los Angeles00:15 → 22:2016:56107 min16:560 min5 Nov
Chicago02:15 → 00:2016:40111 min16:390 min5 Nov
Jersey City03:15 → 01:2016:48110 min16:470 min5 Nov
Port of Spain04:15 → 02:2017:4198 min17:410 min5 Nov
London08:15 → 06:2016:27117 min16:250 min5 Nov
Durban10:15 → 08:2018:2185 min18:210 min5 Nov
Dubai11:56 → 10:0117:17103 min17:160 min5 Nov
Delhi13:45 → 11:5017:33104 min17:330 min5 Nov
Kolkata13:45 → 11:5016:57102 min16:560 min5 Nov
Singapore15:15 → 13:2017:5096 min17:500 min5 Nov
Sydney18:15 → 16:2018:2683 min18:270 min5 Nov
Suva20:10 → 18:1518:090 min18:105 min6 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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