Ruling · Vijayā Daśamī (Dussehra) · 1925

Sunday 27 September

Determinatein Luanda, under the Rashtriya Panchang method. Clear of every threshold by 51 minutes.

Decide it for

8°50′ S 13°14′ E · Africa/Luanda · GeoNames 2240449

The two days

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

Day of Sunday 27 September

Taken. The only day Daśamī with Śravaṇa reaches.

05:54 sunrisesunset 18:02
Śravaṇa begins 17:11:30Daśamī ends 19:21:23
05:3007:3009:3011:3013:3015:3017:3019:30

51 of 728 minutes covered, the last 51

Day of Monday 28 September

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

05:54 sunrisesunset 18:02
05:3007:3009:3011:3013:3015:3017:3019:30

0 of 729 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 21:44 on Sat 26 Sep to 19:21 on Sun 27 Sep, and Śravaṇa from 17:12 on Sun 27 Sep to 15:23 on Mon 28 Sep. They are together from 17:12 on Sun 27 Sep to 19:21 on Sun 27 Sep.

    1925-09-27T16:11:30Z → 1925-09-27T18:21:24Z

  2. 02

    Kāla

    The day time is sunrise to sunset: 05:54–18:02 on the 27th, 05:54–18:02 on the 28th.

    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 51 of 728 minutes on the 27th and 0 of 729 on the 28th.

    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 3046 s

  5. 05

    Ruling

    Vijayā Daśamī, Luanda, 1925: Sunday 27 September.

    confidence: determinate

Say it like this

In Luanda, Vijayā Daśamī (Dussehra) 1925 falls on Sunday 27 September. Daśamī runs from 21:44 on Sat 26 Sep to 19:21 on Sun 27 Sep and is with Śravaṇa in the day time that day, for 51 minutes.

ahargana.org/luanda/festivals/1925/vijaya-dashami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 27 Sep
Ahargaṇa, classicalDisc centre, no refractionSun 27 Sep
compat-drikpanchangComparison profileSun 27 Sep
No institution has a recorded ruling for Luanda.

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 27thCoveredSunrise 28thCoveredRuled
Los Angeles08:12 → 10:2105:45130 min05:450 min27 Sep
Chicago10:12 → 12:2105:43130 min05:440 min27 Sep
Jersey City11:12 → 13:2105:49130 min05:500 min27 Sep
Port of Spain12:12 → 14:2105:55130 min05:550 min27 Sep
London17:12 → 19:2106:5497 min06:560 min27 Sep
Durban18:12 → 20:2105:400 min05:390 min27 Sep
Dubai20:12 → 22:2106:090 min06:100 min27 Sep
Delhi21:42 → 23:5106:120 min06:120 min27 Sep
Kolkata21:42 → 23:5105:270 min05:270 min27 Sep
Singapore23:12 → 01:2105:530 min05:530 min27 Sep
Sydney02:12 → 04:2105:390 min05:380 min27 Sep
Suva04:12 → 06:2105:530 min05:5229 min28 Sep
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