Ruling · Vijayā Daśamī (Dussehra) · 1905

Saturday 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 Saturday 7 October

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

06:19 sunrisesunset 17:53
Śravaṇa begins 11:21:11
05:5507:5509:5511:5513:5515:5517:5519:55

392 of 694 minutes covered, the last 392

Day of Sunday 8 October

Qualifies with 177 of 692 minutes. Not taken.

06:20 sunrisesunset 17:51
Daśamī ends 09:16:52
05:5607:5609:5611:5613:5615:5617:5619:56

177 of 692 minutes covered, the first 177

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 08:37 on Sat 7 Oct to 09:17 on Sun 8 Oct, and Śravaṇa from 11:21 on Sat 7 Oct to 12:42 on Sun 8 Oct. They are together from 11:21 on Sat 7 Oct to 09:17 on Sun 8 Oct.

    1905-10-07T03:21:11Z → 1905-10-08T01:16:53Z

  2. 02

    Kāla

    The day time is sunrise to sunset: 06:19–17:53 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 392 of 694 minutes on the 7th and 177 of 692 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 10622 s

  5. 05

    Ruling

    Vijayā Daśamī, Baoding, 1905: Saturday 7 October.

    confidence: boundary (tie-break-unstated)

Say it like this

In Baoding, Vijayā Daśamī (Dussehra) 1905 falls on Saturday 7 October. Daśamī runs from 08:37 on Sat 7 Oct to 09:17 on Sun 8 Oct and is with Śravaṇa in the day time that day, for 392 minutes. They are together in the day time on the next day too, for 177 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/1905/vijaya-dashami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 7 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 7 Oct
compat-drikpanchangComparison profileSat 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 Angeles19:21 → 17:1705:52685 min05:530 min7 Oct
Chicago21:21 → 19:1705:54689 min05:550 min7 Oct
Jersey City22:21 → 20:1705:59691 min06:000 min7 Oct
Port of Spain23:21 → 21:1705:55718 min05:550 min7 Oct
London03:21 → 01:1706:10676 min06:120 min7 Oct
Durban05:21 → 03:1705:28752 min05:270 min7 Oct
Dubai07:02 → 04:5805:54639 min05:550 min7 Oct
Delhi08:42 → 06:3806:08550 min06:0929 min7 Oct
Kolkata08:42 → 06:3805:21508 min05:2177 min7 Oct
Singapore10:21 → 08:1705:50454 min05:50147 min7 Oct
Sydney13:21 → 11:1705:26280 min05:25352 min8 Oct
Suva15:16 → 13:1205:40163 min05:39453 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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