Ruling · Govatsa Dvādaśī (Vasu Baras) · 2057

Wednesday 24 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 40 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 24 October

Taken. The only evening Dvādaśī reaches.

17:27 sunsetpradoṣa ends 19:13
17:0317:2717:5118:1518:3919:0319:27

105 of 105 minutes covered

Evening of Thursday 25 October

Dvādaśī is absent from pradoṣa. Not taken.

17:26 sunsetpradoṣa ends 19:12
17:0217:2617:5018:1418:3819:0219:26

0 of 106 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 16:47 on Wed 24 Oct to 16:24 on Thu 25 Oct.

    2057-10-24T08:46:46Z → 2057-10-25T08:24:11Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:27–19:13 on the 24th, 17:26–19:12 on the 25th.

    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 24th and 0 of 106 on the 25th.

    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 2421 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 2057: Wednesday 24 October.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 2057 falls on Wednesday 24 October. Dvādaśī runs from 16:47 on Wed 24 Oct to 16:24 on Thu 25 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2057/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 24 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 24 Oct
compat-drikpanchangComparison profileWed 24 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 24thCoveredSunset 25thCoveredRuled
Los Angeles01:47 → 01:2418:07104 min18:060 min24 Oct
Chicago03:47 → 03:2417:55107 min17:530 min24 Oct
Jersey City04:47 → 04:2418:02106 min18:010 min24 Oct
Port of Spain04:47 → 04:2417:4498 min17:440 min24 Oct
London09:47 → 09:2417:48111 min17:460 min24 Oct
Durban10:47 → 10:2418:1287 min18:130 min24 Oct
Dubai12:47 → 12:2417:44101 min17:430 min24 Oct
Delhi14:17 → 13:5417:42102 min17:410 min24 Oct
Kolkata14:17 → 13:5417:04101 min17:030 min24 Oct
Singapore16:47 → 16:2418:5195 min18:510 min24 Oct
Sydney19:47 → 19:2419:1655 min19:177 min24 Oct
Suva20:47 → 20:2418:100 min18:1091 min25 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

About Ahargaṇa