Ruling · Dyūta Pratipad · 1989

Monday 30 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 291 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 30 October

Taken. The only forenoon Pratipadā reaches.

06:43 sunrisepūrvāhṇa ends 10:15
06:1907:0707:5508:4309:3110:19

212 of 212 minutes covered

Forenoon of Tuesday 31 October

Pratipadā is absent from pūrvāhṇa. Not taken.

06:44 sunrisepūrvāhṇa ends 10:16
06:2007:0807:5608:4409:3210:20

0 of 212 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 23:27 on Sun 29 Oct to 01:53 on Tue 31 Oct.

    1989-10-29T15:27:04Z → 1989-10-30T17:52:44Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:43–10:15 on the 30th, 06:44–10:16 on the 31st.

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

  3. 03

    Rule

    Pratipadā must be present during pūrvāhṇa. It covers 212 of 212 minutes on the 30th and 0 of 212 on the 31st.

    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 17478 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 1989: Monday 30 October.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 1989 falls on Monday 30 October. Pratipadā runs from 23:27 on Sun 29 Oct to 01:53 on Tue 31 Oct and covers all of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/1989/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 30 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 30 Oct
compat-drikpanchangComparison profileMon 30 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 29thCoveredSunrise 30thCoveredRuled
Los Angeles07:27 → 09:5306:10141 min06:11217 min30 Oct
Chicago09:27 → 11:5306:2022 min06:21209 min30 Oct
Jersey City10:27 → 12:5306:240 min06:25210 min30 Oct
Port of Spain11:27 → 13:5305:570 min05:57235 min30 Oct
London15:27 → 17:5306:490 min06:51195 min30 Oct
Durban17:27 → 19:5305:040 min05:04264 min30 Oct
Dubai19:27 → 21:5306:250 min06:25225 min30 Oct
Delhi20:57 → 23:2306:310 min06:32222 min30 Oct
Kolkata20:57 → 23:2305:400 min05:40227 min30 Oct
Singapore23:27 → 01:5306:460 min06:46241 min30 Oct
Sydney02:27 → 04:5305:590 min05:57268 min30 Oct
Suva03:27 → 05:5305:290 min05:28254 min30 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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