17183+5338 SWI   3

 
 
17h 18m 16.56s +53 38' 06.3" P.A. 171 sep 0.4 mag 9.53,9.81 Sp F5 dist. 181.49 pc (592.02 l.y.)
 
 
Coord 2000
17183+5338
Discov num
SWI   3
Comp
Coord arcsec 2000
17 18 16.56 +53 38 06.3
Date first
1889
Date last
1996
Obs
33
Pa first
132
Pa last
171
P.A. Now (θ)
171°
Sep first
0.6
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
9.53
Mag sec
9.81
delta mag (ΔM)
0.28
Spectral class
F5 (yellow-white)
Pri motion ra
-018
Sec motion ra
-018
Pri motion dec
+016
Sec motion dec
+016
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
171.2
Precise sep
0.4
Constellation
Draco
SAO
30332
HIP
84645
Tycho2
3887-01393-1
HD
157103
BD
BD+53 1932
Distance
181.49
Distance ly
592.02
last precise pa
171.2
last precise sep
0.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17183+5338 SWI 3 1996 32 171 0.4 9.53 9.81 F5 D 171816.56+533806.3

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