15103-1616 BUP 161AC

 
 
15H 10M 13.09S -16 22' 45.8" P.A. 180 SEP 300.6 MAG 9.14,9.55 SP K2VFE+K2
 
 
Coord 2000
15103-1616
Discov num
BUP 161
Comp
AC
Coord arcsec 2000
15 10 13.09 -16 22 45.8
Date first
1903
Date last
2010
Obs
15
Pa first
181
Pa last
180
P.A. Now (θ)
180°
Sep first
300.5
Sep last
300.6
Sep. Now (ρ)
300.6"
Mag pri
9.14
Mag sec
9.55
delta mag (ΔM)
0.41
Spectral class
K2VFe+K2 (yellow-orange/yellow-orange)
Pri motion ra
-100
Sec motion ra
-100
Pri motion dec
-354
Sec motion dec
-354
Notes
N Z P (See Notes, Parallax indicates components are physical, 100-year proper motion)
This double is physical.
 
 
15103-1616 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 159067 15103-1616 LV 20 AB 1892 2008 11 11 478.9 9.14 10.04 0.90
Show 159067 15103-1616 BUP 161 AC 1903 2010 15 180 300.6 9.14 9.55 0.41 <===
Show 159067 15103-1616 BUP 161 AD 1904 1999 7 18 299.7 9.14 12.49 3.35
Show 15103-1616 BUP 161 DC 1904 2000 4 189 597.1 12.49 9.58 2.91
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Libra
SAO
159067
Tycho2
6169-00945-1
HD
134439
last precise pa
180.3
last precise sep
300.646