Ruling · Dyūta Pratipad · 2069

Thursday 14 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 Thursday 14 November

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

07:00 sunrisepūrvāhṇa ends 10:22
Pratipadā begins 06:38:35
06:3607:2408:1209:0009:4810:36

202 of 202 minutes covered

Forenoon of Friday 15 November

Qualifies with 134 of 201 minutes. Not taken.

07:01 sunrisepūrvāhṇa ends 10:22
Pratipadā ends 09:15:44
06:3707:2508:1309:0109:4910:37

134 of 201 minutes covered, the first 134

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

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 06:39 on Thu 14 Nov to 09:16 on Fri 15 Nov.

    2069-11-13T22:38:35Z → 2069-11-15T01:15:45Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:00–10:22 on the 14th, 07:01–10:22 on the 15th.

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

  3. 03

    Rule

    Pratipadā must be present during pūrvāhṇa. It covers 202 of 202 minutes on the 14th and 134 of 201 on the 15th.

    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 1294 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 2069: Thursday 14 November.

    confidence: boundary (tie-break-unstated)

Say it like this

In Baoding, Dyūta Pratipad 2069 falls on Thursday 14 November. Pratipadā runs from 06:39 on Thu 14 Nov to 09:16 on Fri 15 Nov and covers all of pūrvāhṇa that forenoon. It also reaches the next forenoon for 134 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/2069/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 14 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 14 Nov
compat-drikpanchangComparison profileThu 14 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 13thCoveredSunrise 15thCoveredRuled
Los Angeles14:39 → 17:1606:250 min06:270 min14 Nov
Chicago16:39 → 19:1606:390 min06:410 min14 Nov
Jersey City17:39 → 20:1606:420 min06:440 min14 Nov
Port of Spain18:39 → 21:1606:010 min06:020 min14 Nov
London22:39 → 01:1607:160 min07:200 min14 Nov
Durban00:39 → 03:1604:530 min04:520 min14 Nov
Dubai02:39 → 05:1606:350 min06:360 min14 Nov
Delhi04:09 → 06:4606:430 min06:441 min14 Nov
Kolkata04:09 → 06:4605:480 min05:5056 min14 Nov
Singapore06:39 → 09:1606:470 min06:48148 min14 Nov
Sydney09:39 → 12:1605:450 min05:44278 min15 Nov
Suva10:39 → 13:1605:230 min05:22259 min15 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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