17087+3407 DAM 857BD

 
 
17H 08M 45.27S +34 07' 43.4" P.A. 148 SEP 2.9 MAG 9.79,16.60
 
 
Coord 2000
17087+3407
Discov num
DAM 857
Comp
BD
Coord arcsec 2000
17 08 45.27 +34 07 43.4
Date first
2001
Date last
2001
Obs
1
Pa first
148
Pa last
148
P.A. Now (θ)
148°
Sep first
2.9
Sep last
2.9
Sep. Now (ρ)
2.9"
Mag pri
9.79
Mag sec
16.60
delta mag (ΔM)
6.81
Spectral class
Pri motion ra
-019
Sec motion ra
Pri motion dec
+009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
17087+3407 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17087+3407 KU 115 AB 1901 2014 13 58 35.6 9.79 10.31 0.52
Show 17087+3407 DAM 857 AC 1998 2002 3 26 8.1 9.79 14.40 4.61
Show 17087+3407 DAM 857 BD 2001 2001 1 148 2.9 9.79 16.60 6.81 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
Tycho2
2599-01402-1
last precise pa
148.4
last precise sep
2.89