Ruling · Govatsa Dvādaśī (Vasu Baras) · 2036

Thursday 16 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 492 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 Wednesday 15 October

Dvādaśī is absent from pradoṣa. Not taken.

17:39 sunsetpradoṣa ends 19:22
17:1517:3918:0318:2718:5119:1519:39

0 of 103 minutes covered

Evening of Thursday 16 October

Taken. The only evening Dvādaśī reaches.

17:38 sunsetpradoṣa ends 19:21
17:1417:3818:0218:2618:5019:1419:38

103 of 103 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 06:13 on Thu 16 Oct to 03:32 on Fri 17 Oct.

    2036-10-15T22:13:25Z → 2036-10-16T19:32:23Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:39–19:22 on the 15th, 17:38–19:21 on the 16th.

    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 103 minutes on the 15th and 103 of 103 on the 16th.

    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 29496 s

  5. 05

    Ruling

    Govatsa Dvādaśī, Baoding, 2036: Thursday 16 October.

    confidence: determinate

Say it like this

In Baoding, Govatsa Dvādaśī (Vasu Baras) 2036 falls on Thursday 16 October. Dvādaśī runs from 06:13 on Thu 16 Oct to 03:32 on Fri 17 Oct and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2036/govatsa-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 16 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 16 Oct
compat-drikpanchangComparison profileThu 16 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 15thCoveredSunset 16thCoveredRuled
Los Angeles15:13 → 12:3218:18102 min18:160 min15 Oct
Chicago17:13 → 14:3218:08104 min18:060 min15 Oct
Jersey City18:13 → 15:3218:15103 min18:130 min15 Oct
Port of Spain18:13 → 15:3217:4872 min17:480 min15 Oct
London23:13 → 20:3218:060 min18:04107 min16 Oct
Durban00:13 → 21:3218:060 min18:0689 min16 Oct
Dubai02:13 → 23:3217:510 min17:50100 min16 Oct
Delhi03:43 → 01:0217:510 min17:50100 min16 Oct
Kolkata03:43 → 01:0217:110 min17:1099 min16 Oct
Singapore06:13 → 03:3218:530 min18:5295 min16 Oct
Sydney09:13 → 06:3219:080 min19:0988 min16 Oct
Suva10:13 → 07:3218:070 min18:0792 min16 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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