17575+3942 COU1457

 
 
17h 57m 27.19s +39 41' 34.9" P.A. 10 sep 1.9 mag 11.04,12.21 Sp F8
 
 
Coord 2000
17575+3942
Discov num
COU1457
Comp
Coord arcsec 2000
17 57 27.19 +39 41 34.9
Date first
1976
Date last
1996
Obs
4
Pa first
6
Pa last
10
P.A. Now (θ)
10°
Sep first
1.6
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
11.04
Mag sec
12.21
delta mag (ΔM)
1.17
Spectral class
F8 (yellow-white)
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
-038
Sec motion dec
-038
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
9.8
Precise sep
1.87
Constellation
Hercules
Tycho2
3093-01591-1
last precise pa
9.8
last precise sep
1.87
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17575+3942 COU1457 1996 4 10 1.9 11.04 12.21 F8 175727.19+394134.9

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