Ruling · Dyūta Pratipad · 2047

Sunday 20 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 69 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 19 October

Pratipadā is absent from pūrvāhṇa. Not taken.

06:31 sunrisepūrvāhṇa ends 10:12
06:0706:5507:4308:3109:1910:07

0 of 221 minutes covered

Forenoon of Sunday 20 October

Taken. The only forenoon Pratipadā reaches.

06:32 sunrisepūrvāhṇa ends 10:13
Pratipadā ends 07:41:17
06:0806:5607:4408:3209:2010:08

69 of 220 minutes covered, the first 69

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

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 11:28 on Sat 19 Oct to 07:41 on Sun 20 Oct.

    2047-10-19T03:28:03Z → 2047-10-19T23:41:18Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:31–10:12 on the 19th, 06:32–10:13 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 69 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 4136 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 2047: Sunday 20 October.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 2047 falls on Sunday 20 October. Pratipadā runs from 11:28 on Sat 19 Oct to 07:41 on Sun 20 Oct and covers 69 of 220 minutes of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/2047/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 20 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 20 Oct
compat-drikpanchangComparison profileSun 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 Angeles20:28 → 16:4107:02224 min07:030 min19 Oct
Chicago22:28 → 18:4107:08218 min07:090 min19 Oct
Jersey City23:28 → 19:4107:12219 min07:130 min19 Oct
Port of Spain23:28 → 19:4105:56237 min05:560 min19 Oct
London04:28 → 00:4107:31209 min07:330 min19 Oct
Durban05:28 → 01:4105:14244 min05:130 min19 Oct
Dubai07:28 → 03:4106:19161 min06:200 min19 Oct
Delhi08:58 → 05:1106:2474 min06:250 min19 Oct
Kolkata08:58 → 05:1105:3528 min05:350 min19 Oct
Singapore11:28 → 07:4106:470 min06:4754 min20 Oct
Sydney14:28 → 10:4106:100 min06:09261 min20 Oct
Suva15:28 → 11:4105:350 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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