17386+2219 COU 316AB

 
 
17H 38M 34.13S +22 19' 01.4" P.A. 188 SEP 34.2 MAG 11.00,11.70
 
 
Coord 2000
17386+2219
Discov num
COU 316
Comp
AB
Coord arcsec 2000
17 38 34.13 +22 19 01.4
Date first
1894
Date last
1999
Obs
4
Pa first
187
Pa last
188
P.A. Now (θ)
188°
Sep first
33.5
Sep last
34.2
Sep. Now (ρ)
34.2"
Mag pri
11.00
Mag sec
11.70
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+007
Sec motion ra
+005
Pri motion dec
-006
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
17386+2219 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17386+2219 COU 316 AB 1894 1999 4 188 34.2 11.00 11.70 0.70 <===
Show 17386+2219 COU 316 BC 1968 1968 1 281 1.8 11.70 11.90 0.20
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
Tycho2
1563-00828-1
last precise pa
187.5
last precise sep
34.19