16317+1704 H N   3AC

 
 
16h 31m 21.46s +17 02' 30.8" P.A. 133 sep 28.9 mag 12.06,11.44
 
 
Coord 2000
16317+1704
Discov num
H N   3
Comp
AC
Coord arcsec 2000
16 31 21.46 +17 02 30.8
Date first
1899
Date last
2010
Obs
7
Pa first
131
Pa last
133
P.A. Now (θ)
133°
Sep first
26.3
Sep last
28.9
Sep. Now (ρ)
28.9"
Mag pri
12.06
Mag sec
11.44
delta mag (ΔM)
0.62
Spectral class
Pri motion ra
-006
Sec motion ra
+009
Pri motion dec
+018
Sec motion dec
-002
Notes
rPM=1.318
This double is not physical.
 
 
16317+1704 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16317+1704 H N 3 AB 1903 2010 6 54 24.2 12.06 11.94 0.12
Show 16317+1704 H N 3 AC 1899 2010 7 133 28.9 12.06 11.44 0.62 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
132.7
Precise sep
28.88
Constellation
Hercules
Tycho2
1510-01213-1
last precise pa
132.7
last precise sep
28.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16317+1704 H N 3 AC 1999 4 133 28.4 10.60 11.44 N D 163121.46+170230.8
16317+1704 H N 3 AC 2010 6 133 28.9 10.60 11.44 N D 163121.46+170230.8

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