Ruling · Dyūta Pratipad · 1928

Tuesday 13 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 435 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 Monday 12 November

Pratipadā is absent from pūrvāhṇa. Not taken.

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

0 of 203 minutes covered

Forenoon of Tuesday 13 November

Taken. The only forenoon Pratipadā reaches.

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

203 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 17:35 on Mon 12 Nov to 20:12 on Tue 13 Nov.

    1928-11-12T09:35:14Z → 1928-11-13T12:12:02Z

  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 0 of 203 minutes on the 12th and 203 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 26088 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 1928: Tuesday 13 November.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 1928 falls on Tuesday 13 November. Pratipadā runs from 17:35 on Mon 12 Nov to 20:12 on Tue 13 Nov and covers all of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/1928/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 13 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 13 Nov
compat-drikpanchangComparison profileTue 13 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 12thCoveredSunrise 13thCoveredRuled
Los Angeles01:35 → 04:1206:23209 min06:240 min12 Nov
Chicago03:35 → 06:1206:37199 min06:380 min12 Nov
Jersey City04:35 → 07:1206:40200 min06:4131 min12 Nov
Port of Spain05:35 → 08:1206:01233 min06:01131 min12 Nov
London09:35 → 12:1207:1339 min07:15180 min13 Nov
Durban11:35 → 14:1204:540 min04:54271 min13 Nov
Dubai13:35 → 16:1206:330 min06:34219 min13 Nov
Delhi15:05 → 17:4206:410 min06:42215 min13 Nov
Kolkata15:05 → 17:4205:470 min05:48222 min13 Nov
Singapore16:35 → 19:1205:470 min05:47241 min13 Nov
Sydney19:35 → 22:1204:460 min04:46276 min13 Nov
Suva21:35 → 00:1205:230 min05:23258 min13 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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