Ruling · Govatsa Dvādaśī (Vasu Baras) · 1952

Wednesday 15 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 304 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 Tuesday 14 October

Dvādaśī is absent from pradoṣa. Not taken.

17:42 sunsetpradoṣa ends 19:24
17:1817:4218:0618:3018:5419:1819:42

0 of 102 minutes covered

Evening of Wednesday 15 October

Taken. The only evening Dvādaśī reaches.

17:40 sunsetpradoṣa ends 19:23
17:1617:4018:0418:2818:5219:1619:40

102 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 00:27 on Wed 15 Oct to 02:45 on Thu 16 Oct.

    1952-10-14T16:27:13Z → 1952-10-15T18:45:06Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:42–19:24 on the 14th, 17:40–19:23 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 0 of 102 minutes on the 14th and 102 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 18212 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 1952: Wednesday 15 October.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 1952 falls on Wednesday 15 October. Dvādaśī runs from 00:27 on Wed 15 Oct to 02:45 on Thu 16 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1952/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 15 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 15 Oct
compat-drikpanchangComparison profileWed 15 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 Angeles08:27 → 10:4517:20101 min17:180 min14 Oct
Chicago10:27 → 12:4517:10103 min17:090 min14 Oct
Jersey City11:27 → 13:4517:17103 min17:160 min14 Oct
Port of Spain12:27 → 14:4517:4997 min17:480 min14 Oct
London17:27 → 19:4518:09106 min18:0798 min14 Oct
Durban18:27 → 20:4518:0567 min18:0590 min14 Oct
Dubai20:27 → 22:4517:530 min17:5299 min15 Oct
Delhi21:57 → 00:1517:530 min17:51100 min15 Oct
Kolkata21:57 → 00:1517:120 min17:1199 min15 Oct
Singapore23:57 → 02:1518:230 min18:2395 min15 Oct
Sydney02:27 → 04:4518:070 min18:0889 min15 Oct
Suva04:27 → 06:4518:060 min18:0792 min15 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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