Star profile
50 Cassiopeiae
What is 50 Cassiopeiae
50 Cassiopeiae shines with a blue-white light within Cassiopeia's W, bright enough to be seen with the naked eye even from moderate urban skies. It is an A2 main-sequence star that radiates more than sixty times the Sun's energy, set at 157 light-years. It is drifting slowly toward the Solar System, and in nearly two million years it will pass at half its current distance.
Where it is and when to see it
50 Cassiopeiae lies in the northern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is November, when it culminates around midnight.
- From London it never sets and culminates about 69° up.
- From New York it never sets and culminates about 58° up.
- From Sydney it never rises above the horizon.
It can be seen from anywhere north of 18° S.
It ranks no. 8 in brightness among the 93 stars of Cassiopeia in our catalogue. To find it, start from Cih, the brightest: it lies about 13° away (a fist at arm's length covers about 10°).
The light you see today left it about 160 years ago.
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Astronomical data for 50 Cassiopeiae
- Constellation
- Cassiopeia
- Apparent magnitude
- 3.95
- Distance
- 157.1 light years
- Coordinates (J2000)
- RA 30.859° · Dec 72.421°
- Catalogue
- HIP 9598 · HD 12216
A symbolic commemorative gift: neither the signature nor the chosen name implies ownership of the star or recognition by the IAU.
Other stars in Cassiopeia
Cassiopeia has 93 stars in Stelvia's catalogue. Here are a few of them.
- CihGamma Cassiopeiae2.15
- SchedarAlpha Cassiopeiae2.24
- CaphBeta Cassiopeiae2.28
- SeginEpsilon Cassiopeiae3.35
- AchirdEta Cassiopeiae3.46
- FuluZeta Cassiopeiae3.69
- Kappa Cassiopeiae4.17
- Theta Cassiopeiae4.34