Ruling · Dyūta Pratipad · 1984

Thursday 25 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 391 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 Wednesday 24 October

Pratipadā is absent from pūrvāhṇa. Not taken.

06:37 sunrisepūrvāhṇa ends 10:14
06:1307:0107:4908:3709:2510:13

0 of 217 minutes covered

Forenoon of Thursday 25 October

Taken. The only forenoon Pratipadā reaches.

06:38 sunrisepūrvāhṇa ends 10:14
06:1407:0207:5008:3809:2610:14

216 of 216 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 20:08 on Wed 24 Oct to 16:45 on Thu 25 Oct.

    1984-10-24T12:08:09Z → 1984-10-25T08:44:57Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:37–10:14 on the 24th, 06:38–10:14 on the 25th.

    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 217 minutes on the 24th and 216 of 216 on the 25th.

    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 23462 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 1984: Thursday 25 October.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 1984 falls on Thursday 25 October. Pratipadā runs from 20:08 on Wed 24 Oct to 16:45 on Thu 25 Oct and covers all of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/1984/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 25 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 25 Oct
compat-drikpanchangComparison profileThu 25 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 24thCoveredSunrise 25thCoveredRuled
Los Angeles05:08 → 01:4507:06221 min07:070 min24 Oct
Chicago07:08 → 03:4507:14214 min07:150 min24 Oct
Jersey City08:08 → 04:4507:18165 min07:190 min24 Oct
Port of Spain08:08 → 04:4505:56104 min05:560 min24 Oct
London13:08 → 09:4507:410 min07:42123 min25 Oct
Durban14:08 → 10:4505:090 min05:08262 min25 Oct
Dubai16:08 → 12:4506:220 min06:22227 min25 Oct
Delhi17:38 → 14:1506:280 min06:28224 min25 Oct
Kolkata17:38 → 14:1505:370 min05:38229 min25 Oct
Singapore20:08 → 16:4506:470 min06:47241 min25 Oct
Sydney22:08 → 18:4505:040 min05:03265 min25 Oct
Suva00:08 → 20:4505:320 min05:31253 min25 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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