Ruling · Vijayā Daśamī (Dussehra) · 1949

Saturday 1 October

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 129 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 Saturday 1 October

Taken. The only day Daśamī with Śravaṇa reaches.

05:38 sunrisesunset 17:21
Śravaṇa begins 15:11:58
05:1407:1409:1411:1413:1415:1417:1419:14

129 of 703 minutes covered, the last 129

Day of Sunday 2 October

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

05:39 sunrisesunset 17:19
05:1507:1509:1511:1513:1515:1517:1519:15

0 of 700 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 00:06 on Sat 1 Oct to 00:46 on Sun 2 Oct, and Śravaṇa from 15:12 on Sat 1 Oct to 16:50 on Sun 2 Oct. They are together from 15:12 on Sat 1 Oct to 00:46 on Sun 2 Oct.

    1949-10-01T07:11:58Z → 1949-10-01T16:46:26Z

  2. 02

    Kāla

    The day time is sunrise to sunset: 05:38–17:21 on the 1st, 05:39–17:19 on the 2nd.

    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 129 of 703 minutes on the 1st and 0 of 700 on the 2nd.

    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 7748 s

  5. 05

    Ruling

    Vijayā Daśamī, Daqing, 1949: Saturday 1 October.

    confidence: determinate

Say it like this

In Daqing, Vijayā Daśamī (Dussehra) 1949 falls on Saturday 1 October. Daśamī runs from 00:06 on Sat 1 Oct to 00:46 on Sun 2 Oct and is with Śravaṇa in the day time that day, for 129 minutes.

ahargana.org/daqing/festivals/1949/vijaya-dashami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 1 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 1 Oct
compat-drikpanchangComparison profileSat 1 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 1stCoveredSunrise 2ndCoveredRuled
Los Angeles23:12 → 08:4605:48179 min05:480 min1 Oct
Chicago01:12 → 10:4605:47299 min05:490 min1 Oct
Jersey City02:12 → 11:4605:53354 min05:540 min1 Oct
Port of Spain03:12 → 12:4605:55411 min05:550 min1 Oct
London08:12 → 17:4607:01574 min07:020 min1 Oct
Durban09:12 → 18:4605:35525 min05:340 min1 Oct
Dubai11:12 → 20:4606:11414 min06:110 min1 Oct
Delhi12:42 → 22:1606:14325 min06:140 min1 Oct
Kolkata12:42 → 22:1605:28282 min05:280 min1 Oct
Singapore14:42 → 00:1606:22225 min06:210 min1 Oct
Sydney17:12 → 02:4605:3445 min05:320 min1 Oct
Suva19:12 → 04:4605:490 min05:480 min1 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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