18515+1019 HJ 870 AC

 
 
18h 51m 35.95s +10° 19' 14.0" P.A. 248.00 sep 65.8 mag 9.75,9.21 Sp A0+A0
 
 
Coord 2000 18515+1019 Discov num HJ  870 Comp AC Coord arcsec 2000 18 51 35.95 +10 19 14.0
Date first 1909 Date last 2015 Obs 16
Pa first 249 Pa last 248.3 P.A. Now (θ) 248.3°
Sep first 65.7 Sep last 65.8 Sep. Now (ρ) 65.8"
Mag pri 9.75 Mag sec 9.21 delta mag (ΔM) 0.54 Spectral class A0+A0 (white/white)
Pri motion ra +003 Sec motion ra +003
Pri motion dec +000 Sec motion dec -004
Notes
rPM=0.8
Nature of this double is uncertain.
 
 
18515+1019 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 174734 104187 18 51 36 +10 19 14 HJ 870 AB 2015 18 219 11.6 9.75 12.00 2.25
Show 104187 18 51 36 +10 19 14 HJ 870 AC 2015 16 248 65.8 9.75 9.21 0.54 <===
Show 18 51 32 +10 18 50 BU 1464 CD 2015 22 23 22.0 9.21 9.68 0.47
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquila SAO 104187 Tycho2 1030-00908-1 Gaia DR2 4311559308765105536
HD 174734