Ruling · Vijayā Daśamī (Dussehra) · 1924

Tuesday 7 October

Boundaryin Baoding, under the Rashtriya Panchang method. Both days 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 days

A tick is five ghaṭīs, two hours. The day time is sunrise to sunset.

Day of Tuesday 7 October

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

06:19 sunrisesunset 17:52
Śravaṇa begins 10:11:26
05:5507:5509:5511:5513:5515:5517:5519:55

461 of 693 minutes covered, the last 461

Day of Wednesday 8 October

Qualifies with 4 of 691 minutes. Not taken.

06:20 sunrisesunset 17:51
Daśamī ends 06:24:03
05:5607:5609:5611:5613:5615:5617:5619:56

4 of 691 minutes covered, the first 4

Daśamī and Śravaṇa togetherThe day time, the window the rule readsThe instant they come together or part

How it was decided

  1. 01

    Aṅga

    Daśamī runs from 07:49 on Tue 7 Oct to 06:24 on Wed 8 Oct, and Śravaṇa from 10:11 on Tue 7 Oct to 09:31 on Wed 8 Oct. They are together from 10:11 on Tue 7 Oct to 06:24 on Wed 8 Oct.

    1924-10-07T02:11:27Z → 1924-10-07T22:24:04Z

  2. 02

    Kāla

    The day time is sunrise to sunset: 06:19–17:52 on the 7th, 06:20–17:51 on the 8th.

    daytime: sunrise-to-sunset · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Where Daśamī touches Śravaṇa in the day time, that day is taken. Together they cover 461 of 693 minutes on the 7th and 4 of 691 on the 8th.

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

  4. 04

    Tie-break

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

    priority: unstated → greater-coverage · margin 231 s < 300 s

  5. 05

    Ruling

    Vijayā Daśamī, Baoding, 1924: Tuesday 7 October.

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

Say it like this

In Baoding, Vijayā Daśamī (Dussehra) 1924 falls on Tuesday 7 October. Daśamī runs from 07:49 on Tue 7 Oct to 06:24 on Wed 8 Oct and is with Śravaṇa in the day time that day, for 461 minutes. They are together in the day time on the next day too, for 4 minutes; the rule does not say which to take, and the day they share longer is ruled: treat the date as contested. It is 3 min 51 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/1924/vijaya-dashami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 7 Oct
Ahargaṇa, classicalDisc centre, no refractionTue 7 Oct
compat-drikpanchangComparison profileTue 7 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/vijaya-dashami · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Śukla · Daśamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
First
With Śravaṇa in the day time

“S 10 Vijaya dasami (In Bengal it is observed as paraviddha, covering one muhurta from sunrise. In other places, if it touches Sravana naksatra in the day time it is observed on that day), Sarasvati visarjana (to be observed in naksatra Sravana), Dasahara.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104. The Bengal reading (paraviddha, one muhūrta from sunrise) is not applied.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDaśamī with ŚravaṇaSunrise 7thCoveredSunrise 8thCoveredRuled
Los Angeles18:11 → 14:2405:52512 min05:530 min7 Oct
Chicago20:11 → 16:2405:54630 min05:550 min7 Oct
Jersey City21:11 → 17:2405:59685 min06:000 min7 Oct
Port of Spain22:11 → 18:2405:55718 min05:550 min7 Oct
London02:11 → 22:2406:11674 min06:120 min7 Oct
Durban04:11 → 00:2405:28752 min05:270 min7 Oct
Dubai06:11 → 02:2406:13706 min06:140 min7 Oct
Delhi07:41 → 03:5406:17619 min06:180 min7 Oct
Kolkata07:41 → 03:5405:30577 min05:300 min7 Oct
Singapore09:11 → 05:2405:50524 min05:500 min7 Oct
Sydney12:11 → 08:2405:25350 min05:24180 min7 Oct
Suva14:11 → 10:2405:44233 min05:43281 min8 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vijaya-dashami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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