Ruling · Dyūta Pratipad · 1988

Thursday 10 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 482 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 Thursday 10 November

Taken. The only forenoon Pratipadā reaches.

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

204 of 204 minutes covered

Forenoon of Friday 11 November

Pratipadā is absent from pūrvāhṇa. Not taken.

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

0 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 22:20 on Wed 9 Nov to 22:55 on Thu 10 Nov.

    1988-11-09T14:19:44Z → 1988-11-10T14:54:42Z

  2. 02

    Kāla

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

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

  3. 03

    Rule

    Pratipadā must be present during pūrvāhṇa. It covers 204 of 204 minutes on the 10th and 0 of 204 on the 11th.

    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 28902 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 1988: Thursday 10 November.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 1988 falls on Thursday 10 November. Pratipadā runs from 22:20 on Wed 9 Nov to 22:55 on Thu 10 Nov and covers all of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/1988/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 10 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 10 Nov
compat-drikpanchangComparison profileThu 10 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 9thCoveredSunrise 10thCoveredRuled
Los Angeles06:20 → 06:5506:21211 min06:2233 min9 Nov
Chicago08:20 → 08:5506:3494 min06:35140 min10 Nov
Jersey City09:20 → 09:5506:3739 min06:38197 min10 Nov
Port of Spain10:20 → 10:5506:000 min06:00233 min10 Nov
London14:20 → 14:5507:090 min07:11182 min10 Nov
Durban16:20 → 16:5504:560 min04:55270 min10 Nov
Dubai18:20 → 18:5506:320 min06:32220 min10 Nov
Delhi19:50 → 20:2506:390 min06:40217 min10 Nov
Kolkata19:50 → 20:2505:460 min05:46223 min10 Nov
Singapore22:20 → 22:5506:470 min06:47241 min10 Nov
Sydney01:20 → 01:5505:480 min05:47275 min10 Nov
Suva02:20 → 02:5505:240 min05:24258 min10 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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