17098+0804 OSO  77AC

 
 
17h 09m 47.38s +08 04' 25.5" P.A. 56 sep 9.1 mag 12.61,20.50
 
 
Coord 2000
17098+0804
Discov num
OSO  77
Comp
AC
Coord arcsec 2000
17 09 47.38 +08 04 25.5
Date first
1995
Date last
1995
Obs
1
Pa first
56
Pa last
56
P.A. Now (θ)
56°
Sep first
9.1
Sep last
9.1
Sep. Now (ρ)
9.1"
Mag pri
12.61
Mag sec
20.50
delta mag (ΔM)
7.89
Spectral class
Pri motion ra
-172
Sec motion ra
Pri motion dec
-381
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
17098+0804 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17098+0804 OSO 77 AB 1995 2001 5 275 6.4 12.61 15.90 3.29
Show 17098+0804 OSO 77 AC 1995 1995 1 56 9.1 12.61 20.50 7.89 <===
Show 17098+0804 OSO 77 AD 1995 1996 2 353 10.3 12.61 18.90 6.29
Show 17098+0804 OSO 77 AE 1995 2000 4 101 10.8 12.61 17.40 4.79
Show 17098+0804 OSO 77 AF 1995 1996 3 268 15.8 12.61 18.70 6.09
Show 17098+0804 OSO 77 AG 1995 1995 1 198 15.7 12.61 19.50 6.89
Show 17098+0804 OSO 77 AH 1995 1995 1 20 17.1 12.61 19.30 6.69
Octuple system
8 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
56
Precise sep
9.1
Constellation
Ophiuchus
last precise pa
56
last precise sep
9.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17098+0804 OSO 77 AC 1995 1 56 9.1 12.61 20.50 N D 170947.38+080425.5

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