Epsilon Cassiopeiae

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Star
ε Cassiopeiae
Cassiopeia constellation map.png
Locator Dot2.gif
AladinLite
Observation
dates equinoxJ2000.0 , epoch : J2000.0
Constellation Cassiopeia
Right ascension 01 h 54 m 23.73 s
declination + 63 ° 40 ′ 12.4 ″
Apparent brightness 3.37 mag
Typing
B − V color index (−0.15) 
U − B color index (−0.61) 
R − I index (−0.12) 
Spectral class B2pvar
Variable star type Yes 
Astrometry
Radial velocity (−8.3 ± 0.8) km / s
parallax (7.11 ± 0.37)  mas
distance (460 ± 25)  ly
(140)  pc
Proper movement 
Rec. Share: (32.98 ± 0.47)  mas / a
Dec. portion: (−19.23 ± 0.57)  mas / a
Physical Properties
Other names
and catalog entries
Bayer name ε Cassiopeiae
Flamsteed name 45 Cassiopeiae
Bonn survey BD + 62 ° 320
Bright Star Catalog HR 542 [1]
Henry Draper Catalog HD 11415 [2]
Hipparcos catalog HIP 8886 [3]
SAO catalog SAO 12031 [4]
Tycho catalog TYC 4036-2834-1 [5]
2MASS catalog 2MASS J01542373 + 6340123 [6]
Other names FK5  63 • Segin

ε Cassiopeiae (Epsilon Cassiopeiae ) is a star with an apparent magnitude of 3.4 mag. It belongs to the spectral class B3 and its distance is about 460 light years ( Hipparcos database).

He bears the historical proper name Segin .

Web links

Individual evidence

  1. a b c d e f g h eps Cas. In: SIMBAD . Center de Données astronomiques de Strasbourg , accessed September 16, 2018 .
  2. ^ NSV 652. In: VSX. AAVSO, accessed September 16, 2018 .