17185+5346 ES  776BC

 
 
17H 18M 32.56S +53 45' 31.5" P.A. 313 SEP 2.2 MAG 11.61,11.80
 
 
Coord 2000
17185+5346
Discov num
ES  776
Comp
BC
Coord arcsec 2000
17 18 32.56 +53 45 31.5
Date first
1909
Date last
2015
Obs
7
Pa first
315
Pa last
313
P.A. Now (θ)
313°
Sep first
1.9
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
11.61
Mag sec
11.80
delta mag (ΔM)
0.19
Spectral class
Pri motion ra
+007
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
17185+5346 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 30334 17185+5346 ES 776 AB 1901 2015 10 152 29.6 9.11 11.61 2.50
Show 30334 17185+5346 ES 776 BC 1909 2015 7 313 2.2 11.61 11.80 0.19 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
SAO
30334
Tycho2
3887-00314-1
HD
234422
last precise pa
313
last precise sep
2.17