15595-7107 BSO  21AC

 
 
15H 59M 32.42S -71 06' 45.3" P.A. 320 SEP 37.7 MAG 7.92,8.65 SP G5
 
 
Coord 2000
15595-7107
Discov num
BSO  21
Comp
AC
Coord arcsec 2000
15 59 32.42 -71 06 45.3
Date first
1835
Date last
2007
Obs
17
Pa first
314
Pa last
320
P.A. Now (θ)
320°
Sep first
35.0
Sep last
37.7
Sep. Now (ρ)
37.7"
Mag pri
7.92
Mag sec
8.65
delta mag (ΔM)
0.73
Spectral class
G5 (yellow)
Pri motion ra
-013
Sec motion ra
-011
Pri motion dec
-041
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
15595-7107 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 257343 15595-7107 B 2372 AB 1931 2007 3 241 9.6 7.92 14.00 6.08
Show 257343 15595-7107 BSO 21 AC 1835 2007 17 320 37.7 7.92 8.65 0.73 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Apus
SAO
257343
Tycho2
9264-00347-1
HD
142341
last precise pa
319.7
last precise sep
37.7