Ruling · Govatsa Dvādaśī (Vasu Baras) · 1935

Wednesday 23 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 327 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 23 October

Taken. The only evening Dvādaśī reaches.

17:30 sunsetpradoṣa ends 19:15
17:0617:3017:5418:1818:4219:0619:30

105 of 105 minutes covered

Evening of Thursday 24 October

Dvādaśī is absent from pradoṣa. Not taken.

17:29 sunsetpradoṣa ends 19:14
17:0517:2917:5318:1718:4119:0519:29

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 09:29 on Wed 23 Oct to 12:02 on Thu 24 Oct.

    1935-10-23T01:28:58Z → 1935-10-24T04:02:25Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:30–19:15 on the 23rd, 17:29–19:14 on the 24th.

    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 23rd and 0 of 105 on the 24th.

    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 19591 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 1935: Wednesday 23 October.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 1935 falls on Wednesday 23 October. Dvādaśī runs from 09:29 on Wed 23 Oct to 12:02 on Thu 24 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1935/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 23 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 23 Oct
compat-drikpanchangComparison profileWed 23 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 23rdCoveredSunset 24thCoveredRuled
Los Angeles17:29 → 20:0217:10103 min17:090 min22 Oct
Chicago19:29 → 22:0216:58106 min16:570 min23 Oct
Jersey City20:29 → 23:0217:05106 min17:040 min23 Oct
Port of Spain21:29 → 00:0217:4597 min17:450 min23 Oct
London01:29 → 04:0216:52110 min16:500 min23 Oct
Durban03:29 → 06:0218:1088 min18:110 min23 Oct
Dubai05:29 → 08:0217:45101 min17:450 min23 Oct
Delhi06:59 → 09:3217:44102 min17:430 min23 Oct
Kolkata06:59 → 09:3217:06100 min17:050 min23 Oct
Singapore08:49 → 11:2218:1195 min18:110 min23 Oct
Sydney11:29 → 14:0218:1487 min18:150 min23 Oct
Suva13:29 → 16:0218:0991 min18:090 min23 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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