Ruling · Govatsa Dvādaśī (Vasu Baras) · 1923

Monday 5 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 254 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 5 November

Taken. The only evening Dvādaśī reaches.

17:15 sunsetpradoṣa ends 19:03
16:5117:1517:3918:0318:2718:5119:15

109 of 109 minutes covered

Evening of Tuesday 6 November

Dvādaśī is absent from pradoṣa. Not taken.

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

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 13:01 on Mon 5 Nov to 10:17 on Tue 6 Nov.

    1923-11-05T05:00:36Z → 1923-11-06T02:16:54Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:15–19:03 on the 5th, 17:14–19:03 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 15244 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 1923: Monday 5 November.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 1923 falls on Monday 5 November. Dvādaśī runs from 13:01 on Mon 5 Nov to 10:17 on Tue 6 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1923/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 5 Nov
Ahargaṇa, classicalDisc centre, no refractionMon 5 Nov
compat-drikpanchangComparison profileMon 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 Angeles21:01 → 18:1716:5780 min16:560 min5 Nov
Chicago23:01 → 20:1716:41110 min16:400 min5 Nov
Jersey City00:01 → 21:1716:49110 min16:480 min5 Nov
Port of Spain01:01 → 22:1717:4198 min17:410 min5 Nov
London05:01 → 02:1716:28116 min16:260 min5 Nov
Durban07:01 → 04:1718:2085 min18:210 min5 Nov
Dubai09:01 → 06:1717:36103 min17:360 min5 Nov
Delhi10:31 → 07:4717:34104 min17:330 min5 Nov
Kolkata10:31 → 07:4716:57102 min16:570 min5 Nov
Singapore12:01 → 09:1717:5096 min17:500 min5 Nov
Sydney15:01 → 12:1718:2584 min18:260 min5 Nov
Suva17:01 → 14:1718:1490 min18:150 min5 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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