Ruling · Govatsa Dvādaśī (Vasu Baras) · 1906

Sunday 14 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 182 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 Sunday 14 October

Taken. The only evening Dvādaśī reaches.

17:43 sunsetpradoṣa ends 19:25
17:1917:4318:0718:3118:5519:1919:43

102 of 102 minutes covered

Evening of Monday 15 October

Dvādaśī is absent from pradoṣa. Not taken.

17:41 sunsetpradoṣa ends 19:24
17:1717:4118:0518:2918:5319:1719:41

0 of 102 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 14:41 on Sun 14 Oct to 13:43 on Mon 15 Oct.

    1906-10-14T06:40:42Z → 1906-10-15T05:42:56Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:43–19:25 on the 14th, 17:41–19:24 on the 15th.

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

  3. 03

    Rule

    Dvādaśī must be present during pradoṣa. It covers 102 of 102 minutes on the 14th and 0 of 102 on the 15th.

    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 10930 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 1906: Sunday 14 October.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 1906 falls on Sunday 14 October. Dvādaśī runs from 14:41 on Sun 14 Oct to 13:43 on Mon 15 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1906/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 14 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 14 Oct
compat-drikpanchangComparison profileSun 14 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 14thCoveredSunset 15thCoveredRuled
Los Angeles22:41 → 21:4317:21101 min17:200 min14 Oct
Chicago00:41 → 23:4317:12103 min17:100 min14 Oct
Jersey City01:41 → 00:4317:19102 min17:170 min14 Oct
Port of Spain02:41 → 01:4317:4997 min17:490 min14 Oct
London06:41 → 05:4317:11106 min17:090 min14 Oct
Durban08:41 → 07:4318:0490 min18:050 min14 Oct
Dubai10:22 → 09:2417:3499 min17:340 min14 Oct
Delhi12:11 → 11:1317:53100 min17:520 min14 Oct
Kolkata12:11 → 11:1317:1399 min17:120 min14 Oct
Singapore13:41 → 12:4317:5395 min17:530 min14 Oct
Sydney16:41 → 15:4318:0689 min18:070 min14 Oct
Suva18:36 → 17:3818:0158 min18:010 min14 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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