17563+4705 COU1781

 
 
17h 56m 19.63s +47 06' 06.6" P.A. 182 sep 0.5 mag 10.87,10.71
 
 
Coord 2000
17563+4705
Discov num
COU1781
Comp
Coord arcsec 2000
17 56 19.63 +47 06 06.6
Date first
1979
Date last
2010
Obs
5
Pa first
183
Pa last
182
P.A. Now (θ)
182°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.87
Mag sec
10.71
delta mag (ΔM)
0.16
Spectral class
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
+014
Sec motion dec
+014
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
182.4
Precise sep
0.47
Constellation
Hercules
Tycho2
3515-00247-1
last precise pa
182.4
last precise sep
0.47
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17563+4705 COU1781 1991 4 174 0.5 10.87 10.71 175619.63+470606.6
17563+4705 COU1781 2010 5 182 0.5 10.87 10.71 175619.63+470606.6

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