17222+2605 HO  414AB

 
 
17H 22M 09.89S +26 05' 12.4" P.A. 103 SEP 0.8 MAG 9.43,9.74 SP G0
 
 
Coord 2000
17222+2605
Discov num
HO  414
Comp
AB
Coord arcsec 2000
17 22 09.89 +26 05 12.4
Date first
1891
Date last
2015
Obs
56
Pa first
85
Pa last
103
P.A. Now (θ)
103°
Sep first
0.5
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.43
Mag sec
9.74
delta mag (ΔM)
0.31
Spectral class
G0 (yellow)
Pri motion ra
-022
Sec motion ra
-022
Pri motion dec
-046
Sec motion dec
-046
Notes
Nature of this double is uncertain.
 
 
17222+2605 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 85040 17222+2605 HO 414 AB 1891 2015 56 103 0.8 9.43 9.74 0.31 <===
Show 85040 17222+2605 HO 414 AC 1893 2015 12 304 30.8 9.43 12.78 3.35
Show 85040 17222+2605 SLE 23 AD 1982 1982 1 92 24.1 9.43 9.80 0.37
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
SAO
85040
Tycho2
2078-00262-1
HD
157429
last precise pa
103.4
last precise sep
0.78