15021-2017 HLD  22AC

 
 
15H 02M 08.94S -20 16' 38.8" P.A. 313 SEP 49.6 MAG 9.19,12.96 SP F7V
 
 
Coord 2000
15021-2017
Discov num
HLD  22
Comp
AC
Coord arcsec 2000
15 02 08.94 -20 16 38.8
Date first
1909
Date last
1999
Obs
4
Pa first
312
Pa last
313
P.A. Now (θ)
313°
Sep first
49.0
Sep last
49.6
Sep. Now (ρ)
49.6"
Mag pri
9.19
Mag sec
12.96
delta mag (ΔM)
3.77
Spectral class
F7V (yellow-white)
Pri motion ra
-008
Sec motion ra
-006
Pri motion dec
-036
Sec motion dec
+002
Notes
Nature of this double is uncertain.
 
 
15021-2017 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15021-2017 HLD 22 AB 1881 2000 15 6 2.0 9.19 10.21 1.02
Show 15021-2017 HLD 22 AC 1909 1999 4 313 49.6 9.19 12.96 3.77 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Libra
Tycho2
6176-00762-1
HD
132896
last precise pa
313.3
last precise sep
49.592