Ruling · Dyūta Pratipad · 2067

Monday 7 November

Boundaryin Baoding, under the Rashtriya Panchang method. Both forenoons qualify and the rule does not say which to take. Say “contested”.

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 7 November

Taken. Both forenoons qualify; the rule is silent, and this one is covered longer.

06:52 sunrisepūrvāhṇa ends 10:18
Pratipadā begins 08:14:50
06:2807:1608:0408:5209:4010:28

124 of 207 minutes covered, the last 124

Forenoon of Tuesday 8 November

Qualifies with 50 of 206 minutes. Not taken.

06:53 sunrisepūrvāhṇa ends 10:19
Pratipadā ends 07:42:53
06:2907:1708:0508:5309:4110:29

50 of 206 minutes covered, the first 50

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

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 08:15 on Mon 7 Nov to 07:43 on Tue 8 Nov.

    2067-11-07T00:14:51Z → 2067-11-07T23:42:53Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:52–10:18 on the 7th, 06:53–10:19 on the 8th.

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

  3. 03

    Rule

    Pratipadā must be present during pūrvāhṇa. It covers 124 of 207 minutes on the 7th and 50 of 206 on the 8th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Both forenoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.

    priority: unstated → greater-coverage · margin 2998 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 2067: Monday 7 November.

    confidence: boundary (tie-break-unstated)

Say it like this

In Baoding, Dyūta Pratipad 2067 falls on Monday 7 November. Pratipadā runs from 08:15 on Mon 7 Nov to 07:43 on Tue 8 Nov and covers 124 of 207 minutes of pūrvāhṇa that forenoon. It also reaches the next forenoon for 50 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

ahargana.org/baoding/festivals/2067/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 7 Nov
Ahargaṇa, classicalDisc centre, no refractionMon 7 Nov
compat-drikpanchangComparison profileMon 7 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 7thCoveredSunrise 8thCoveredRuled
Los Angeles16:15 → 15:4306:19212 min06:200 min7 Nov
Chicago18:15 → 17:4306:31202 min06:320 min7 Nov
Jersey City19:15 → 18:4306:34204 min06:350 min7 Nov
Port of Spain20:15 → 19:4305:59234 min05:590 min7 Nov
London00:15 → 23:4307:05186 min07:070 min7 Nov
Durban02:15 → 01:4304:57268 min04:570 min7 Nov
Dubai04:15 → 03:4306:30221 min06:310 min7 Nov
Delhi05:45 → 05:1306:38218 min06:380 min7 Nov
Kolkata05:45 → 05:1305:45223 min05:450 min7 Nov
Singapore08:15 → 07:4306:47153 min06:4756 min7 Nov
Sydney11:15 → 10:4305:500 min05:49273 min8 Nov
Suva12:15 → 11:4305:250 min05:24257 min8 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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