Ruling · Dyūta Pratipad · 2070

Monday 3 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 3 November

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

06:48 sunrisepūrvāhṇa ends 10:17
Pratipadā begins 06:43:36
06:2407:1208:0008:4809:3610:24

209 of 209 minutes covered

Forenoon of Tuesday 4 November

Qualifies with 103 of 209 minutes. Not taken.

06:49 sunrisepūrvāhṇa ends 10:17
Pratipadā ends 08:31:56
06:2507:1308:0108:4909:3710:25

103 of 209 minutes covered, the first 103

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

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 06:44 on Mon 3 Nov to 08:32 on Tue 4 Nov.

    2070-11-02T22:43:37Z → 2070-11-04T00:31:56Z

  2. 02

    Kāla

    Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:48–10:17 on the 3rd, 06:49–10:17 on the 4th.

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

  3. 03

    Rule

    Pratipadā must be present during pūrvāhṇa. It covers 209 of 209 minutes on the 3rd and 103 of 209 on the 4th.

    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 248 s < 300 s

  5. 05

    Ruling

    Dyūta Pratipad, Baoding, 2070: Monday 3 November.

    confidence: boundary (margin, tie-break-unstated)

Say it like this

In Baoding, Dyūta Pratipad 2070 falls on Monday 3 November. Pratipadā runs from 06:44 on Mon 3 Nov to 08:32 on Tue 4 Nov and covers all of pūrvāhṇa that forenoon. It also reaches the next forenoon for 103 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 4 min 08 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/2070/dyuta-pratipad · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 3 Nov
Ahargaṇa, classicalDisc centre, no refractionMon 3 Nov
compat-drikpanchangComparison profileMon 3 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 2ndCoveredSunrise 4thCoveredRuled
Los Angeles14:44 → 16:3206:140 min06:160 min3 Nov
Chicago16:44 → 18:3206:250 min06:280 min3 Nov
Jersey City17:44 → 19:3206:290 min06:310 min3 Nov
Port of Spain18:44 → 20:3205:580 min05:580 min3 Nov
London22:44 → 00:3206:570 min07:000 min3 Nov
Durban00:44 → 02:3205:010 min04:590 min3 Nov
Dubai02:44 → 04:3206:270 min06:290 min3 Nov
Delhi04:14 → 06:0206:340 min06:360 min3 Nov
Kolkata04:14 → 06:0205:420 min05:4319 min3 Nov
Singapore06:44 → 08:3206:460 min06:46105 min3 Nov
Sydney09:44 → 11:3205:540 min05:52271 min4 Nov
Suva10:44 → 12:3205:270 min05:26256 min4 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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