19561+0418 OSO 115AB

 
 
19h 56m 08.84s +04 18' 16.2" P.A. 183 sep 4 mag 9.44,16.20 Sp G5 dist. 99.9 pc (325.87 l.y.)
 
 
Coord 2000
19561+0418
Discov num
OSO 115
Comp
AB
Coord arcsec 2000
19 56 08.84 +04 18 16.2
Date first
1994
Date last
2015
Obs
4
Pa first
191
Pa last
183
P.A. Now (θ)
183°
Sep first
6.9
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
9.44
Mag sec
16.20
delta mag (ΔM)
6.76
Spectral class
G5 (yellow)
Pri motion ra
-129
Sec motion ra
Pri motion dec
-158
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19561+0418 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19561+0418 OSO 115 AB 1994 2015 4 183 4.0 9.44 16.20 6.76 <===
Show 19561+0418 OSO 115 AC 1994 2003 4 301 7.2 9.44 16.50 7.06
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
183
Precise sep
4
Constellation
Aquila
HIP
98096
Tycho2
0489-02808-1
HD
188653
BD
BD+03 4202
Distance
99.9
Distance ly
325.87
last precise pa
183
last precise sep
4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19561+0418 OSO 115 AB 1999 3 182 5.9 9.44 16.20 N D 195608.84+041816.2
19561+0418 OSO 115 AB 2015 4 183 4.0 9.44 16.20 G5 N 195608.84+041816.2

If you need more information about this double, apply for a data request form to the WDS.