16518+5103 ES  971BC

 
 
16H 51M 51.87S +51 02' 35.6" P.A. 233 SEP 2.4 MAG 12.21,13.40
 
 
Coord 2000
16518+5103
Discov num
ES  971
Comp
BC
Coord arcsec 2000
16 51 51.87 +51 02 35.6
Date first
1910
Date last
2015
Obs
3
Pa first
229
Pa last
233
P.A. Now (θ)
233°
Sep first
2.1
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
12.21
Mag sec
13.40
delta mag (ΔM)
1.19
Spectral class
Pri motion ra
+009
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
16518+5103 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16518+5103 ES 971 AB 1902 2015 9 43 45.7 10.53 12.21 1.68
Show 16518+5103 ES 971 BC 1910 2015 3 233 2.4 12.21 13.40 1.19 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
Tycho2
3506-00553-1
last precise pa
232.6
last precise sep
2.41