17275+1627 A  2184AB

 
 
17h 27m 32.79s +16 27' 24.5" P.A. 30 sep 2 mag 7.31,10.57 Sp F0 dist. 73.64 pc (240.21 l.y.)
 
 
Coord 2000
17275+1627
Discov num
A  2184
Comp
AB
Coord arcsec 2000
17 27 32.79 +16 27 24.5
Date first
1910
Date last
2012
Obs
28
Pa first
358
Pa last
30
P.A. Now (θ)
30°
Sep first
0.9
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
7.31
Mag sec
10.57
delta mag (ΔM)
3.26
Spectral class
F0 (yellow-white)
Pri motion ra
-004
Sec motion ra
-003
Pri motion dec
+024
Sec motion dec
+027
Notes
rPM=0.116 (< 0.3, Physical double)
This double is physical.
 
 
17275+1627 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 102832 17275+1627 A 2184 AB 1910 2012 28 30 2.0 7.31 10.57 3.26 <===
Show 102832 17275+1627 LBU 5 AC 1899 2015 7 259 49.3 7.31 11.48 4.17
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
30.4
Precise sep
2.02
Constellation
Hercules
SAO
102832
HIP
85434
Tycho2
1537-00382-1
HD
158251
BD
BD+16 3188
Distance
73.64
Distance ly
240.21
last precise pa
30.4
last precise sep
2.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17275+1627 A 2184 AB 1997 26 26 1.7 7.31 10.57 F0 D 172732.79+162724.5
17275+1627 A 2184 AB 2009 27 30 1.9 7.31 10.57 F0 D 172732.79+162724.5
17275+1627 A 2184 AB 2012 28 30 1.9 7.31 10.57 F0 D 172732.79+162724.5

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