Observe cassiopeia in the sky in real time in 3D. You will also be able to see the planets of the solar system, the Sun and the Moon. Navigate freely in the sky by clicking on the keys to move forward or backward in time. Discover its position and display the azimuth grid to find your way in the sky. The « screen » feature allows you to take a picture of the sky and download the image.

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LUNDI 11 MAI 2026 À 15:09:46 UTC+2

Scene Notes

Observation of the Cassiopeia constellation

Visualize in real time the position of the Cassiopeia constellation in the sky.

Stars of the Cassiopeia constellation

StarMagnitudeDistanceEquatorial position J2000Current Equatorial PositionCurrent Horizontal Position at MarseilleLink
Alpha Cassiopeiae2.23228 light yearsRight ascension :
0ʰ40ᵐ30.441ˢ
Declination : 56°32'30.441″		Right ascension :
0ʰ41ᵐ58.9018648877ˢ
Declination :
56°40′46.1780051411″		Azimut :
131.60612495175897°
Altitude :
49.71104454808242°
Beta Cassiopeiae2.2754.7 light yearsRight ascension :
0ʰ9ᵐ10.685ˢ
Declination : 59°8'10.685″		Right ascension :
0ʰ10ᵐ31.8656540956ˢ
Declination :
59°18′.7643779494″		Azimut :
136.46252116597648°
Altitude :
46.02336167443212°
Gamma Cassiopeiae1.6550 light yearsRight ascension :
0ʰ56ᵐ42.531ˢ
Declination : 60°43'42.531″		Right ascension :
0ʰ58ᵐ16.663476716ˢ
Declination :
60°51′24.1784108977″		Azimut :
138.0035133615086°
Altitude :
52.08483924912047°
Delta Cassiopeiae2.6899.4 light yearsRight ascension :
1ʰ25ᵐ48.951ˢ
Declination : 60°14'48.951″		Right ascension :
1ʰ27ᵐ30.0866820013ˢ
Declination :
60°22′27.2054010778″		Azimut :
137.5736374653571°
Altitude :
55.69114700998126°
Epsilon Cassiopeiae3.38142.78 light yearsRight ascension :
1ʰ54ᵐ23.73409ˢ
Declination : 63°40'23.73409″		Right ascension :
1ʰ56ᵐ16.0658875415ˢ
Declination :
63°47′53.0543395181″		Azimut :
145.06840754512572°
Altitude :
58.208605439777536°