Ruling · Dyūta Pratipad · 2015

Thursday 12 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 222 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two forenoons

One ghaṭī is 24 minutes. Pūrvāhṇa is first 5 of 15 day muhūrtas.

Forenoon of Thursday 12 November

Taken. The only forenoon Pratipadā reaches.

06:57 sunrisepūrvāhṇa ends 10:20
06:3307:2108:0908:5709:4510:33

203 of 203 minutes covered

Forenoon of Friday 13 November

Pratipadā is absent from pūrvāhṇa. Not taken.

06:58 sunrisepūrvāhṇa ends 10:21
06:3407:2208:1008:5809:4610:34

0 of 203 minutes covered

Pratipadā presentPūrvāhṇa, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 01:47 on Thu 12 Nov to 03:16 on Fri 13 Nov.

    2015-11-11T17:47:08Z → 2015-11-12T19:15:30Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:57–10:20 on the 12th, 06:58–10:21 on the 13th.

    purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be present during pūrvāhṇa. It covers 203 of 203 minutes on the 12th and 0 of 203 on the 13th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one forenoon qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 13348 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 2015: Thursday 12 November.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 2015 falls on Thursday 12 November. Pratipadā runs from 01:47 on Thu 12 Nov to 03:16 on Fri 13 Nov and covers all of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/2015/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 12 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 12 Nov
compat-drikpanchangComparison profileThu 12 Nov
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/dyuta-pratipad · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Pratipadā
Kāla
Pūrvāhṇa
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 104

“S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePratipadāSunrise 11thCoveredSunrise 12thCoveredRuled
Los Angeles09:47 → 11:1606:225 min06:23209 min12 Nov
Chicago11:47 → 13:1606:350 min06:37199 min12 Nov
Jersey City12:47 → 14:1606:380 min06:40200 min12 Nov
Port of Spain13:47 → 15:1606:000 min06:01233 min12 Nov
London17:47 → 19:1607:110 min07:13181 min12 Nov
Durban19:47 → 21:1604:550 min04:54271 min12 Nov
Dubai21:47 → 23:1606:330 min06:33220 min12 Nov
Delhi23:17 → 00:4606:400 min06:41216 min12 Nov
Kolkata23:17 → 00:4605:470 min05:47222 min12 Nov
Singapore01:47 → 03:1606:470 min06:47241 min12 Nov
Sydney04:47 → 06:1605:470 min05:46275 min12 Nov
Suva06:47 → 08:1606:230 min06:23234 min12 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
dyuta-pratipad@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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