Ruling · Dyūta Pratipad · 2091

Monday 12 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 54 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 Sunday 11 November

Pratipadā is absent from pūrvāhṇa. Not taken.

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

0 of 204 minutes covered

Forenoon of Monday 12 November

Taken. The only forenoon Pratipadā reaches.

06:58 sunrisepūrvāhṇa ends 10:21
Pratipadā ends 07:51:45
06:3407:2208:1008:5809:4610:34

54 of 203 minutes covered, the first 54

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

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 11:44 on Sun 11 Nov to 07:52 on Mon 12 Nov.

    2091-11-11T03:43:51Z → 2091-11-11T23:51:46Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:57–10:20 on the 11th, 06:58–10:21 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 54 of 203 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 3246 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 2091: Monday 12 November.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 2091 falls on Monday 12 November. Pratipadā runs from 11:44 on Sun 11 Nov to 07:52 on Mon 12 Nov and covers 54 of 203 minutes of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/2091/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 12 Nov
Ahargaṇa, classicalDisc centre, no refractionMon 12 Nov
compat-drikpanchangComparison profileMon 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 Angeles19:44 → 15:5206:23210 min06:240 min11 Nov
Chicago21:44 → 17:5206:36199 min06:370 min11 Nov
Jersey City22:44 → 18:5206:39201 min06:400 min11 Nov
Port of Spain23:44 → 19:5206:01233 min06:010 min11 Nov
London03:44 → 23:5207:12181 min07:140 min11 Nov
Durban05:44 → 01:5204:55221 min04:540 min11 Nov
Dubai07:44 → 03:5206:33149 min06:340 min11 Nov
Delhi09:14 → 05:2206:4163 min06:420 min11 Nov
Kolkata09:14 → 05:2205:4716 min05:480 min11 Nov
Singapore11:44 → 07:5206:470 min06:4764 min12 Nov
Sydney14:44 → 10:5205:470 min05:46276 min12 Nov
Suva15:44 → 11:5205:240 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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