Ruling · Govatsa Dvādaśī (Vasu Baras) · 2091

Thursday 8 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 229 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 Wednesday 7 November

Dvādaśī is absent from pradoṣa. Not taken.

17:12 sunsetpradoṣa ends 19:01
16:4817:1217:3618:0018:2418:4819:12

0 of 110 minutes covered

Evening of Thursday 8 November

Taken. The only evening Dvādaśī reaches.

17:11 sunsetpradoṣa ends 19:00
16:4717:1117:3517:5918:2318:4719:11

110 of 110 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 01:45 on Thu 8 Nov to 22:50 on Thu 8 Nov.

    2091-11-07T17:45:12Z → 2091-11-08T14:49:45Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:12–19:01 on the 7th, 17:11–19:00 on the 8th.

    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 110 minutes on the 7th and 110 of 110 on the 8th.

    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 13763 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 2091: Thursday 8 November.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 2091 falls on Thursday 8 November. Dvādaśī runs from 01:45 on Thu 8 Nov to 22:50 on Thu 8 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2091/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 8 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 8 Nov
compat-drikpanchangComparison profileThu 8 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 7thCoveredSunset 8thCoveredRuled
Los Angeles09:45 → 06:5016:55107 min16:540 min7 Nov
Chicago11:45 → 08:5016:37111 min16:360 min7 Nov
Jersey City12:45 → 09:5016:45111 min16:440 min7 Nov
Port of Spain13:45 → 10:5017:4199 min17:400 min7 Nov
London17:45 → 14:5016:2335 min16:210 min7 Nov
Durban19:45 → 16:5018:232 min18:240 min7 Nov
Dubai21:45 → 18:5017:350 min17:3476 min8 Nov
Delhi23:15 → 20:2017:320 min17:31105 min8 Nov
Kolkata23:15 → 20:2016:560 min16:55103 min8 Nov
Singapore01:45 → 22:5018:500 min18:5096 min8 Nov
Sydney04:45 → 01:5019:290 min19:3083 min8 Nov
Suva05:45 → 02:5018:160 min18:1689 min8 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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