17505+4907 COU1924

 
 
17h 50m 15.87s +49 08' 32.9" P.A. 75 sep 0.4 mag 11.20,11.20
 
 
Coord 2000
17505+4907
Discov num
COU1924
Comp
Coord arcsec 2000
17 50 15.87 +49 08 32.9
Date first
1981
Date last
1997
Obs
2
Pa first
74
Pa last
75
P.A. Now (θ)
75°
Sep first
0.5
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
11.20
Mag sec
11.20
delta mag (ΔM)
0
Spectral class
Pri motion ra
-000
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
74.7
Precise sep
0.37
Constellation
Hercules
Tycho2
3519-01610-1
last precise pa
74.7
last precise sep
0.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17505+4907 COU1924 1997 2 75 0.4 10.30 10.30 175012.00+490700.0

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