Ruling · Govatsa Dvādaśī (Vasu Baras) · 2003

Wednesday 22 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 580 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 22 October

Taken. The only evening Dvādaśī reaches.

17:31 sunsetpradoṣa ends 19:15
17:0717:3117:5518:1918:4319:0719:31

105 of 105 minutes covered

Evening of Thursday 23 October

Dvādaśī is absent from pradoṣa. Not taken.

17:30 sunsetpradoṣa ends 19:14
17:0617:3017:5418:1818:4219:0619:30

0 of 105 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 07:51 on Wed 22 Oct to 05:53 on Thu 23 Oct.

    2003-10-21T23:50:42Z → 2003-10-22T21:52:58Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:31–19:15 on the 22nd, 17:30–19:14 on the 23rd.

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

  3. 03

    Rule

    Dvādaśī must be present during pradoṣa. It covers 105 of 105 minutes on the 22nd and 0 of 105 on the 23rd.

    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 34811 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 2003: Wednesday 22 October.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 2003 falls on Wednesday 22 October. Dvādaśī runs from 07:51 on Wed 22 Oct to 05:53 on Thu 23 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2003/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 22 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 22 Oct
compat-drikpanchangComparison profileWed 22 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 21stCoveredSunset 22ndCoveredRuled
Los Angeles16:51 → 14:5318:12103 min18:110 min21 Oct
Chicago18:51 → 16:5318:0055 min17:590 min21 Oct
Jersey City19:51 → 17:5318:072 min18:060 min21 Oct
Port of Spain19:51 → 17:5317:460 min17:458 min22 Oct
London00:51 → 22:5317:550 min17:53110 min22 Oct
Durban01:51 → 23:5318:090 min18:1088 min22 Oct
Dubai03:51 → 01:5317:470 min17:46101 min22 Oct
Delhi05:21 → 03:2317:460 min17:45102 min22 Oct
Kolkata05:21 → 03:2317:070 min17:06100 min22 Oct
Singapore07:51 → 05:5318:520 min18:5195 min22 Oct
Sydney09:51 → 07:5318:130 min18:1387 min22 Oct
Suva11:51 → 09:5318:080 min18:0991 min22 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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