Ruling · Dyūta Pratipad · 1940

Thursday 31 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 41 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 31 October

Taken. The only forenoon Pratipadā reaches.

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

212 of 212 minutes covered

Forenoon of Friday 1 November

Pratipadā is absent from pūrvāhṇa. Not taken.

06:45 sunrisepūrvāhṇa ends 10:16
06:2107:0907:5708:4509:3310:21

0 of 211 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 06:03 on Thu 31 Oct to 02:32 on Fri 1 Nov.

    1940-10-30T22:02:57Z → 1940-10-31T18:32:24Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:44–10:16 on the 31st, 06:45–10:16 on the 1st.

    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 31st and 0 of 211 on the 1st.

    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 2458 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 1940: Thursday 31 October.

    confidence: determinate

Say it like this

In Baoding, Dyūta Pratipad 1940 falls on Thursday 31 October. Pratipadā runs from 06:03 on Thu 31 Oct to 02:32 on Fri 1 Nov and covers all of pūrvāhṇa that forenoon.

ahargana.org/baoding/festivals/1940/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 31 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 31 Oct
compat-drikpanchangComparison profileThu 31 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 30thCoveredSunrise 31stCoveredRuled
Los Angeles14:03 → 10:3206:110 min06:12216 min31 Oct
Chicago16:03 → 12:3206:210 min06:22208 min31 Oct
Jersey City17:03 → 13:3206:250 min06:26209 min31 Oct
Port of Spain18:03 → 14:3205:570 min05:57235 min31 Oct
London23:03 → 19:3207:510 min07:52194 min31 Oct
Durban00:03 → 20:3205:040 min05:03265 min31 Oct
Dubai02:03 → 22:3206:250 min06:26224 min31 Oct
Delhi03:33 → 00:0206:320 min06:32221 min31 Oct
Kolkata03:33 → 00:0205:400 min05:41226 min31 Oct
Singapore05:23 → 01:5206:060 min06:06241 min31 Oct
Sydney08:03 → 04:3204:580 min04:5782 min31 Oct
Suva10:03 → 06:3205:290 min05:280 min1 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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