Epsilon Centauri

from Wikipedia, the free encyclopedia
Star
ε Centauri
AladinLite
Observation
dates equinoxJ2000.0 , epoch : J2000.0
Constellation centaur
Right ascension 13 h 39 m 53.26 s
declination -53 ° 27 ′ 59 ″
Apparent brightness 2.30 (2.29 to 2.31) mag
Typing
B − V color index (−0.22) 
U − B color index (−0.92) 
R − I index (−0.25) 
Spectral class B1 III
Variable star type BCEP 
Astrometry
parallax (7.63 ± 0.48)  mas
distance (430 ± 30)  ly
(130)  pc
Proper movement 
Rec. Share: (−15.3 ± 0.4)  mas / a
Dec. portion: (−11.7 ± 0.4)  mas / a
Physical Properties
Other names
and catalog entries
Bayer name ε Centauri
Cordoba Survey CD −52 ° 5743
Bright Star Catalog HR 5132 [1]
Henry Draper Catalog HD 118716 [2]
Hipparcos catalog HIP 66657 [3]
SAO catalog SAO 241047 [4]
Tycho catalog TYC 8663-2929-1 [5]
2MASS catalog 2MASS J13395324-5327590 [6]
Other names FK5 504

Epsilon Centauri is a star in the constellation Centaur . It has an apparent brightness of +2.30 mag and belongs to the spectral class B1 III. As a variable star , it belongs to the Beta Cephei stars .

Web links

Individual evidence

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