17259+1655 KUI  81AB (V640 Her)

 
 
17h 25m 54.36s +16 55' 03.2" P.A. 217 sep 8.5 mag 6.34,14.90 Sp M4IIIab dist. 190.11 pc (620.14 l.y.)
 
 
Coord 2000
17259+1655
Discov num
KUI  81
Comp
AB
Coord arcsec 2000
17 25 54.36 +16 55 03.2
Date first
1958
Date last
1958
Obs
1
Pa first
217
Pa last
217
P.A. Now (θ)
217°
Sep first
8.5
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
6.34
Mag sec
14.90
delta mag (ΔM)
8.56
Spectral class
M4IIIab (red)
Pri motion ra
-014
Sec motion ra
Pri motion dec
+018
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
17259+1655 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show V640 Her 102819 17259+1655 KUI 81 AB 1958 1958 1 217 8.5 6.34 14.90 8.56 <===
Show 102819 17259+1655 KUI 81 AC 1958 2014 5 218 23.2 6.34 13.80 7.46
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
217.3
Precise sep
8.5
Var name
V640 Her
Constellation
Hercules
SAO
102819
HIP
85302
Tycho2
1541-02808-1
HD
157967
HR
6495
BD
BD+17 3241
Distance
190.11
Distance ly
620.14
last precise pa
217.3
last precise sep
8.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17259+1655 KUI 81 AB 1958 1 217 8.5 6.30 14.90 M4IIIab N 172554.37+165503.1

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