Ruling · Vijayā Daśamī (Daśaharā) · 2005

Wednesday 12 October

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 55 minutes.

Decide it for

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two days

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

Day of Wednesday 12 October

Taken. The only day Daśamī with Śravaṇa reaches.

05:53 sunrisesunset 16:59
Daśamī begins 11:42:50
05:2907:2909:2911:2913:2915:2917:29

316 of 666 minutes covered, the last 316

Day of Thursday 13 October

Daśamī with Śravaṇa is absent from the day time. Not taken.

05:55 sunrisesunset 16:57
05:3107:3109:3111:3113:3115:3117:31

0 of 663 minutes covered

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 11:43 on Wed 12 Oct to 09:12 on Thu 13 Oct, and Śravaṇa from 06:43 on Wed 12 Oct to 04:59 on Thu 13 Oct. They are together from 11:43 on Wed 12 Oct to 04:59 on Thu 13 Oct.

    2005-10-12T03:42:50Z → 2005-10-12T20:59:15Z

  2. 02

    Kāla

    The day time is sunrise to sunset: 05:53–16:59 on the 12th, 05:55–16:57 on the 13th.

    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 316 of 666 minutes on the 12th and 0 of 663 on the 13th.

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

  4. 04

    Tie-break

    Only one day qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 3320 s

  5. 05

    Ruling

    Vijayā Daśamī, Daqing, 2005: Wednesday 12 October.

    confidence: determinate

Say it like this

In Daqing, Vijayā Daśamī (Dussehra) 2005 falls on Wednesday 12 October. Daśamī runs from 11:43 on Wed 12 Oct to 09:12 on Thu 13 Oct and is with Śravaṇa in the day time that day, for 316 minutes.

ahargana.org/daqing/festivals/2005/vijaya-dashami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 12 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 12 Oct
compat-drikpanchangComparison profileWed 12 Oct
No institution has a recorded ruling for Daqing.

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 12thCoveredSunrise 13thCoveredRuled
Los Angeles20:43 → 13:5906:56423 min06:570 min12 Oct
Chicago22:43 → 15:5907:00539 min07:010 min12 Oct
Jersey City23:43 → 16:5907:05595 min07:060 min12 Oct
Port of Spain23:43 → 16:5905:55664 min05:550 min12 Oct
London04:43 → 21:5907:20654 min07:210 min12 Oct
Durban05:43 → 22:5905:22741 min05:210 min12 Oct
Dubai07:43 → 00:5906:16612 min06:160 min12 Oct
Delhi09:13 → 02:2906:20522 min06:210 min12 Oct
Kolkata09:13 → 02:2905:32481 min05:320 min12 Oct
Singapore11:43 → 04:5906:49431 min06:490 min12 Oct
Sydney13:43 → 06:5905:18263 min05:17102 min12 Oct
Suva15:43 → 08:5905:40143 min05:39200 min13 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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