Ruling · Govatsa Dvādaśī (Vasu Baras) · 2058

Tuesday 12 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 307 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 12 November

Taken. The only evening Dvādaśī reaches.

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

111 of 111 minutes covered

Evening of Wednesday 13 November

Dvādaśī is absent from pradoṣa. Not taken.

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

0 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 11:02 on Tue 12 Nov to 11:59 on Wed 13 Nov.

    2058-11-12T03:01:35Z → 2058-11-13T03:58:33Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:07–18:58 on the 12th, 17:06–18:57 on the 13th.

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

  3. 03

    Rule

    Dvādaśī must be present during pradoṣa. It covers 111 of 111 minutes on the 12th and 0 of 111 on the 13th.

    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 18440 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 2058: Tuesday 12 November.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 2058 falls on Tuesday 12 November. Dvādaśī runs from 11:02 on Tue 12 Nov to 11:59 on Wed 13 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2058/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 12 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 12 Nov
compat-drikpanchangComparison profileTue 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 12thCoveredSunset 13thCoveredRuled
Los Angeles19:02 → 19:5916:51108 min16:500 min12 Nov
Chicago21:02 → 21:5916:32113 min16:310 min12 Nov
Jersey City22:02 → 22:5916:40112 min16:390 min12 Nov
Port of Spain23:02 → 23:5917:4099 min17:400 min12 Nov
London03:02 → 03:5916:15120 min16:130 min12 Nov
Durban05:02 → 05:5918:2784 min18:280 min12 Nov
Dubai07:02 → 07:5917:32104 min17:320 min12 Nov
Delhi08:32 → 09:2917:29106 min17:280 min12 Nov
Kolkata08:32 → 09:2916:54103 min16:530 min12 Nov
Singapore11:02 → 11:5918:5096 min18:510 min12 Nov
Sydney14:02 → 14:5919:3382 min19:340 min12 Nov
Suva15:02 → 15:5918:1889 min18:190 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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