V509 Cassiopeiae

Starbox begin
name=V509 CassiopeiaeStarbox image


caption = V509 Cassiopeiae Starbox observe
epoch=J2000.0
constell=Cassiopeia
ra=23^h00^m05.1^s
dec=+56°56′43″
appmag_v=+5.10Starbox character
class=F80
b-v=+1.42
u-b=+1.16
variable=semiregularStarbox astrometry
radial_v=−58
prop_mo_ra=−2.94
prop_mo_dec=−3.09
absmag_v=−6.77
parallax=-0.15
p_error=0.57
dist_ly=>7800
dist_pc=>2400Starbox detail
mass=25
radius=200
luminosity=350.000
temperature=?
metal=?
rotation=?
age=? Starbox catalog
names=HR 8752, HD 217476, FK5 3839, HIP 113561, SAO 35039Starbox reference
Simbad=V509+Cassiopeiae

V509 Cassiopeiae (V509 Cas) is a star in the constellation Cassiopeia.

V509 Cassiopeiae is a yellow-white F-type hypergiant with a mean apparent magnitude of +5.10. It is at least 7800 light years from Earth. It is classified as a semiregular variable star and its brightness varies from magnitude +4.75 to +5.5.

ee also

* http://jumk.de/astronomie/big-stars/v509-cassiopeiae.shtml
*List of largest known stars