17589-0924 OSO  90AC

 
 
17h 58m 44.99s -09 24' 04.7" P.A. 207 sep 22.7 mag 13.87,21.40
 
 
Coord 2000
17589-0924
Discov num
OSO  90
Comp
AC
Coord arcsec 2000
17 58 44.99 -09 24 04.7
Date first
1995
Date last
1999
Obs
3
Pa first
208
Pa last
207
P.A. Now (θ)
207°
Sep first
22.9
Sep last
22.7
Sep. Now (ρ)
22.7"
Mag pri
13.87
Mag sec
21.40
delta mag (ΔM)
7.53
Spectral class
Pri motion ra
-007
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17589-0924 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17589-0924 OSO 90 AB 1995 1999 3 124 21.0 13.87 20.00 6.13
Show 17589-0924 OSO 90 AC 1995 1999 3 207 22.7 13.87 21.40 7.53 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
207.2
Precise sep
22.74
Constellation
Ophiuchus
last precise pa
207.2
last precise sep
22.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17589-0924 OSO 90 AC 1995 1 208 22.9 13.87 21.40 D 175806.67-092400.0
17589-0924 OSO 90 AC 1999 2 207 22.7 13.87 21.40 D 175844.99-092404.7

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