Ruling · Govatsa Dvādaśī (Vasu Baras) · 1982

Friday 12 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 175 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 Thursday 11 November

Dvādaśī is absent from pradoṣa. Not taken.

17:08 sunsetpradoṣa ends 18:59
16:4417:0817:3217:5618:2018:4419:0819:32

0 of 111 minutes covered

Evening of Friday 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

Dvādaśī presentPradoṣa, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 22:19 on Thu 11 Nov to 21:53 on Fri 12 Nov.

    1982-11-11T14:18:41Z → 1982-11-12T13:52:31Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:08–18:59 on the 11th, 17:07–18:58 on the 12th.

    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 111 minutes on the 11th and 111 of 111 on the 12th.

    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 10475 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 1982: Friday 12 November.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 1982 falls on Friday 12 November. Dvādaśī runs from 22:19 on Thu 11 Nov to 21:53 on Fri 12 Nov and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1982/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 12 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 12 Nov
compat-drikpanchangComparison profileFri 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 11thCoveredSunset 12thCoveredRuled
Los Angeles06:19 → 05:5316:52108 min16:510 min11 Nov
Chicago08:19 → 07:5316:34112 min16:330 min11 Nov
Jersey City09:19 → 08:5316:42112 min16:410 min11 Nov
Port of Spain10:19 → 09:5317:4099 min17:400 min11 Nov
London14:19 → 13:5316:17119 min16:160 min11 Nov
Durban16:19 → 15:5318:2584 min18:260 min11 Nov
Dubai18:19 → 17:5317:3358 min17:3220 min11 Nov
Delhi19:49 → 19:2317:290 min17:29106 min12 Nov
Kolkata19:49 → 19:2316:540 min16:54103 min12 Nov
Singapore22:19 → 21:5318:500 min18:5096 min12 Nov
Sydney01:19 → 00:5319:320 min19:3382 min12 Nov
Suva02:19 → 01:5318:170 min18:1889 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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