Ruling · Dyūta Pratipad · 2036

Monday 20 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 458 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 19 October

Pratipadā is absent from pūrvāhṇa. Not taken.

06:32 sunrisepūrvāhṇa ends 10:13
06:0806:5607:4408:3209:2010:08

0 of 221 minutes covered

Forenoon of Monday 20 October

Taken. The only forenoon Pratipadā reaches.

06:33 sunrisepūrvāhṇa ends 10:13
06:0906:5707:4508:3309:2110:09

220 of 220 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 19:50 on Sun 19 Oct to 17:51 on Mon 20 Oct.

    2036-10-19T11:50:04Z → 2036-10-20T09:50:42Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:32–10:13 on the 19th, 06:33–10:13 on the 20th.

    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 221 minutes on the 19th and 220 of 220 on the 20th.

    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 27476 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 2036: Monday 20 October.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 2036 falls on Monday 20 October. Pratipadā runs from 19:50 on Sun 19 Oct to 17:51 on Mon 20 Oct and covers all of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/2036/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 20 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 20 Oct
compat-drikpanchangComparison profileMon 20 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/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 19thCoveredSunrise 20thCoveredRuled
Los Angeles04:50 → 02:5107:02224 min07:030 min19 Oct
Chicago06:50 → 04:5107:09218 min07:100 min19 Oct
Jersey City07:50 → 05:5107:13181 min07:140 min19 Oct
Port of Spain07:50 → 05:5105:56122 min05:560 min19 Oct
London12:50 → 10:5107:330 min07:34196 min20 Oct
Durban13:50 → 11:5105:140 min05:12259 min20 Oct
Dubai15:50 → 13:5106:190 min06:20229 min20 Oct
Delhi17:20 → 15:2106:250 min06:25227 min20 Oct
Kolkata17:20 → 15:2105:350 min05:35230 min20 Oct
Singapore19:50 → 17:5106:470 min06:47241 min20 Oct
Sydney22:50 → 20:5106:090 min06:08262 min20 Oct
Suva23:50 → 21:5105:350 min05:34251 min20 Oct
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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