10084+1158 STFB  6AB (Regolo)

 
 
10H 08M 22.31S +11 58' 01.9" P.A. 308 SEP 175.7 MAG 1.40,8.24 SP B7V DIST. 24.31 PC (79.3 L.Y.)
 
 
Coord 2000
10084+1158
Discov num
STFB  6
Comp
AB
Coord arcsec 2000
10 08 22.31 +11 58 01.9
Date first
1779
Date last
2015
Obs
64
Pa first
307
Pa last
308
P.A. Now (θ)
308°
Sep first
168.3
Sep last
175.7
Sep. Now (ρ)
175.7"
Mag pri
1.40
Mag sec
8.24
delta mag (ΔM)
6.84
Spectral class
B7V (blue-white)
Pri motion ra
-249
Sec motion ra
-241
Pri motion dec
+006
Sec motion dec
+012
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.04 (< 0.3, Physical double)
This double is physical.
 
 
10084+1158 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Regolo 98967 10084+1158 STFB 6 AB 1779 2015 64 308 175.7 1.40 8.24 6.84 <===
Show 98967 10084+1158 HDO 127 AD 1924 2015 7 274 195.3 1.40 12.10 10.70
Show 98966 10084+1158 HDO 127 BC 1867 1943 15 86 2.5 8.24 13.20 4.96
Show 98966 10084+1158 HDO 127 BD 1907 2015 9 211 109.1 8.24 12.10 3.86
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Common name
Regolo
Meaning
prince, little king
Other names
REGULUS, COR LEONIS, REX, AL KALB AL ASAD, KABELECED
Constellation
Leo
SAO
98967
HIP
49669
HD
87901
HR
3982
GC
13926
BD
BD+12 2149
Bayer
Alpha Leonis
Bayer name
Alp Leo
Flamsteed
32 Leonis
Flamsteed name
32 Leo
Distance
24.31
Distance ly
79.3
last precise pa
307.9
last precise sep
175.68