Ruling · Dyūta Pratipad · 1939

Sunday 12 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 243 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 Saturday 11 November

Pratipadā is absent from pūrvāhṇa. Not taken.

06:55 sunrisepūrvāhṇa ends 10:20
06:3107:1908:0708:5509:4310:31

0 of 204 minutes covered

Forenoon of Sunday 12 November

Taken. The only forenoon Pratipadā reaches.

06:56 sunrisepūrvāhṇa ends 10:20
06:3207:2008:0808:5609:4410:32

204 of 204 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 15:54 on Sat 11 Nov to 14:23 on Sun 12 Nov.

    1939-11-11T07:54:17Z → 1939-11-12T06:22:47Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:55–10:20 on the 11th, 06:56–10:20 on the 12th.

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

  3. 03

    Rule

    Pratipadā must be present during pūrvāhṇa. It covers 0 of 204 minutes on the 11th and 204 of 204 on the 12th.

    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 14560 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 1939: Sunday 12 November.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 1939 falls on Sunday 12 November. Pratipadā runs from 15:54 on Sat 11 Nov to 14:23 on Sun 12 Nov and covers all of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/1939/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 12 Nov
Ahargaṇa, classicalDisc centre, no refractionSun 12 Nov
compat-drikpanchangComparison profileSun 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 Angeles23:54 → 22:2306:22210 min06:220 min11 Nov
Chicago01:54 → 00:2306:35200 min06:360 min11 Nov
Jersey City02:54 → 01:2306:38201 min06:390 min11 Nov
Port of Spain03:54 → 02:2306:00233 min06:000 min11 Nov
London08:54 → 07:2308:10139 min08:120 min11 Nov
Durban09:54 → 08:2304:550 min04:55208 min12 Nov
Dubai11:54 → 10:2306:320 min06:33220 min12 Nov
Delhi13:24 → 11:5306:400 min06:41216 min12 Nov
Kolkata13:24 → 11:5305:460 min05:47222 min12 Nov
Singapore15:14 → 13:4306:070 min06:07241 min12 Nov
Sydney17:54 → 16:2304:480 min04:47275 min12 Nov
Suva19:54 → 18:2305:240 min05:23258 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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