17140+2119 COU 111

 
 
17h 13m 59.66s +21 19' 10.0" P.A. 245 sep 0.6 mag 10.70,10.77
 
 
Coord 2000
17140+2119
Discov num
COU 111
Comp
Coord arcsec 2000
17 13 59.66 +21 19 10.0
Date first
1966
Date last
2008
Obs
7
Pa first
259
Pa last
245
P.A. Now (θ)
245°
Sep first
0.4
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
10.70
Mag sec
10.77
delta mag (ΔM)
0.07
Spectral class
Pri motion ra
-035
Sec motion ra
-035
Pri motion dec
-035
Sec motion dec
-035
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
245
Precise sep
0.59
Constellation
Hercules
Tycho2
1548-02185-1
last precise pa
245
last precise sep
0.59
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17140+2119 COU 111 1995 6 264 0.5 10.70 10.77 171359.66+211910.0
17140+2119 COU 111 2008 7 245 0.6 10.70 10.77 171359.66+211910.0

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