17365+3243 SEI 543AB

 
 
17h 36m 29.25s +32 42' 56.2" P.A. 178 sep 7.3 mag 9.14,10.98 Sp F5
 
 
Coord 2000
17365+3243
Discov num
SEI 543
Comp
AB
Coord arcsec 2000
17 36 29.25 +32 42 56.2
Date first
1895
Date last
2011
Obs
10
Pa first
182
Pa last
178
P.A. Now (θ)
178°
Sep first
7.4
Sep last
7.3
Sep. Now (ρ)
7.3"
Mag pri
9.14
Mag sec
10.98
delta mag (ΔM)
1.84
Spectral class
F5 (yellow-white)
Pri motion ra
+037
Sec motion ra
+042
Pri motion dec
-006
Sec motion dec
-007
Notes
rPM=0.12 (< 0.3, Physical double)
This double is physical.
 
 
17365+3243 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 66173 17365+3243 SEI 543 AB 1895 2011 10 178 7.3 9.14 10.98 1.84 <===
Show 66173 17365+3243 WAL 84 AC 1936 2002 4 94 35.0 9.14 13.08 3.94
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
177.9
Precise sep
7.3
Constellation
Hercules
SAO
66173
Tycho2
2610-00062-1
last precise pa
177.9
last precise sep
7.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17365+3243 SEI 543 AB 1998 8 178 7.4 9.14 10.98 F5 D 173629.25+324256.2
17365+3243 SEI 543 AB 2011 9 178 7.3 9.14 10.98 F5 D 173629.25+324256.2

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