Ruling · Govatsa Dvādaśī (Vasu Baras) · 1956

Tuesday 30 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 567 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 Monday 29 October

Dvādaśī is absent from pradoṣa. Not taken.

17:21 sunsetpradoṣa ends 19:08
16:5717:2117:4518:0918:3318:5719:21

0 of 107 minutes covered

Evening of Tuesday 30 October

Taken. The only evening Dvādaśī reaches.

17:20 sunsetpradoṣa ends 19:07
16:5617:2017:4418:0818:3218:5619:20

107 of 107 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 06:30 on Tue 30 Oct to 04:34 on Wed 31 Oct.

    1956-10-29T22:29:33Z → 1956-10-30T20:34:14Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:21–19:08 on the 29th, 17:20–19:07 on the 30th.

    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 107 minutes on the 29th and 107 of 107 on the 30th.

    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 34007 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 1956: Tuesday 30 October.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 1956 falls on Tuesday 30 October. Dvādaśī runs from 06:30 on Tue 30 Oct to 04:34 on Wed 31 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1956/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 30 Oct
Ahargaṇa, classicalDisc centre, no refractionTue 30 Oct
compat-drikpanchangComparison profileTue 30 Oct
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 29thCoveredSunset 30thCoveredRuled
Los Angeles14:30 → 12:3417:03105 min17:020 min29 Oct
Chicago16:30 → 14:3416:48108 min16:470 min29 Oct
Jersey City17:30 → 15:3416:5674 min16:550 min29 Oct
Port of Spain18:30 → 16:3417:4351 min17:420 min29 Oct
London22:30 → 20:3416:390 min16:37114 min30 Oct
Durban00:30 → 22:3418:150 min18:1686 min30 Oct
Dubai02:30 → 00:3417:400 min17:39102 min30 Oct
Delhi04:00 → 02:0417:380 min17:37103 min30 Oct
Kolkata04:00 → 02:0417:010 min17:00101 min30 Oct
Singapore06:00 → 04:0418:200 min18:2095 min30 Oct
Sydney08:30 → 06:3418:200 min18:2185 min30 Oct
Suva10:30 → 08:3418:110 min18:1290 min30 Oct
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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