Ruling · Govatsa Dvādaśī (Vasu Baras) · 1907

Saturday 2 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 427 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 Saturday 2 November

Taken. The only evening Dvādaśī reaches.

17:18 sunsetpradoṣa ends 19:06
16:5417:1817:4218:0618:3018:5419:18

108 of 108 minutes covered

Evening of Sunday 3 November

Dvādaśī is absent from pradoṣa. Not taken.

17:17 sunsetpradoṣa ends 19:05
16:5317:1717:4118:0518:2918:5319:17

0 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 09:59 on Sat 2 Nov to 10:10 on Sun 3 Nov.

    1907-11-02T01:59:01Z → 1907-11-03T02:10:07Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:18–19:06 on the 2nd, 17:17–19:05 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 0 of 108 on the 3rd.

    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 25612 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 1907: Saturday 2 November.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 1907 falls on Saturday 2 November. Dvādaśī runs from 09:59 on Sat 2 Nov to 10:10 on Sun 3 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1907/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 2 Nov
Ahargaṇa, classicalDisc centre, no refractionSat 2 Nov
compat-drikpanchangComparison profileSat 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 Angeles17:59 → 18:1017:0070 min16:590 min1 Nov
Chicago19:59 → 20:1016:45109 min16:430 min2 Nov
Jersey City20:59 → 21:1016:52109 min16:510 min2 Nov
Port of Spain21:59 → 22:1017:4298 min17:420 min2 Nov
London01:59 → 02:1016:33115 min16:320 min2 Nov
Durban03:59 → 04:1018:1886 min18:180 min2 Nov
Dubai05:40 → 05:5117:19103 min17:190 min2 Nov
Delhi07:29 → 07:4017:36104 min17:350 min2 Nov
Kolkata07:29 → 07:4016:59102 min16:590 min2 Nov
Singapore08:59 → 09:1017:5095 min17:500 min2 Nov
Sydney11:59 → 12:1018:2384 min18:230 min2 Nov
Suva13:54 → 14:0518:0890 min18:080 min2 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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