17328+4753 STF2189AC

 
 
17h 32m 49.72s +47 53' 19.2" P.A. 359 sep 65.7 mag 7.83,8.94 Sp A2V dist. 213.22 pc (695.52 l.y.)
 
 
Coord 2000
17328+4753
Discov num
STF2189
Comp
AC
Coord arcsec 2000
17 32 49.72 +47 53 19.2
Date first
1901
Date last
2009
Obs
18
Pa first
0
Pa last
359
P.A. Now (θ)
359°
Sep first
65.0
Sep last
65.7
Sep. Now (ρ)
65.7"
Mag pri
7.83
Mag sec
8.94
delta mag (ΔM)
1.11
Spectral class
A2V (white)
Pri motion ra
+001
Sec motion ra
+004
Pri motion dec
+019
Sec motion dec
+024
Notes
rPM=0.24 (< 0.3, Physical double)
This double is physical.
 
 
17328+4753 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 46791 17328+4753 STF2189 AB 1900 2003 16 98 21.2 7.83 11.24 3.41
Show 46791 17328+4753 STF2189 AC 1901 2009 18 359 65.7 7.83 8.94 1.11 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
358.6
Precise sep
65.67
Constellation
Hercules
SAO
46791
HIP
85868
Tycho2
3513-00902-1
HD
159543
BD
BD+48 2532
Distance
213.22
Distance ly
695.52
last precise pa
358.6
last precise sep
65.67
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17328+4753 STF2189 AC 1999 15 358 66.3 7.83 8.94 D 173249.72+475319.2
17328+4753 STF2189 AC 2009 16 359 65.7 7.83 8.94 D 173249.72+475319.2

If you need more information about this double, apply for a data request form to the WDS.