Ruling · Vijayā Daśamī (Daśaharā) · 2054

Sunday 11 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 Saturday 10 October

Qualifies with 318 of 684 minutes. Not taken.

06:23 sunrisesunset 17:47
Daśamī begins 12:29:39
05:5907:5909:5911:5913:5915:5917:59

318 of 684 minutes covered, the last 318

Day of Sunday 11 October

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

06:24 sunrisesunset 17:46
Śravaṇa ends 14:34:32
06:0008:0010:0012:0014:0016:0018:00

491 of 682 minutes covered, the first 491

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 12:30 on Sat 10 Oct to 15:04 on Sun 11 Oct, and Śravaṇa from 11:31 on Sat 10 Oct to 14:35 on Sun 11 Oct. They are together from 12:30 on Sat 10 Oct to 14:35 on Sun 11 Oct.

    2054-10-10T04:29:39Z → 2054-10-11T06:34:33Z

  2. 02

    Kāla

    The day time is sunrise to sunset: 06:23–17:47 on the 10th, 06:24–17:46 on the 11th.

    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 318 of 684 minutes on the 10th and 491 of 682 on the 11th.

    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 11468 s

  5. 05

    Ruling

    Vijayā Daśamī, Baoding, 2054: Sunday 11 October.

    confidence: boundary (tie-break-unstated)

Say it like this

In Baoding, Vijayā Daśamī (Dussehra) 2054 falls on Sunday 11 October. Daśamī runs from 12:30 on Sat 10 Oct to 15:04 on Sun 11 Oct and is with Śravaṇa in the day time that day, for 491 minutes. They are together in the day time on the previous day too, for 318 minutes; the rule does not say which to take, and the day they share longer is ruled: treat the date as contested.

ahargana.org/baoding/festivals/2054/vijaya-dashami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 11 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 11 Oct
compat-drikpanchangComparison profileSun 11 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 10thCoveredSunrise 11thCoveredRuled
Los Angeles21:30 → 23:3506:55690 min06:560 min10 Oct
Chicago23:30 → 01:3506:58678 min06:590 min10 Oct
Jersey City00:30 → 02:3507:03680 min07:040 min10 Oct
Port of Spain00:30 → 02:3505:55716 min05:550 min10 Oct
London05:30 → 07:3507:17661 min07:1816 min10 Oct
Durban06:30 → 08:3505:24693 min05:23192 min10 Oct
Dubai08:30 → 10:3506:15567 min06:15259 min10 Oct
Delhi10:00 → 12:0506:19477 min06:20345 min10 Oct
Kolkata10:00 → 12:0505:31436 min05:32393 min10 Oct
Singapore12:30 → 14:3506:49385 min06:49466 min11 Oct
Sydney15:30 → 17:3506:21215 min06:20675 min11 Oct
Suva16:30 → 18:3505:4296 min05:41745 min11 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

About Ahargaṇa