17235+1654 A  2183

 
 
17h 23m 30.10s +16 54' 10.7" P.A. 133 sep 1.2 mag 7.67,10.60 Sp A2V dist. 178.57 pc (582.5 l.y.)
 
 
Coord 2000
17235+1654
Discov num
A  2183
Comp
Coord arcsec 2000
17 23 30.10 +16 54 10.7
Date first
1910
Date last
1991
Obs
16
Pa first
128
Pa last
133
P.A. Now (θ)
133°
Sep first
1.0
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
7.67
Mag sec
10.60
delta mag (ΔM)
2.93
Spectral class
A2V (white)
Pri motion ra
-004
Sec motion ra
-003
Pri motion dec
+000
Sec motion dec
+000
Notes
rPM=0.25 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
133.2
Precise sep
1.19
Constellation
Hercules
SAO
102789
HIP
85096
Tycho2
1541-00980-1
HD
157582
BD
BD+17 3232
Distance
178.57
Distance ly
582.5
last precise pa
133.2
last precise sep
1.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17235+1654 A 2183 1991 16 133 1.2 7.67 10.60 A2V D 172330.10+165410.7

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