20069-0855 HDO 156 AB (RY Cap)

 
 
20h 06m 55.85s -08° 54' 51.3" P.A. 89.00 sep 6.6 mag 7.89,10.30 Sp A9V dist. 213.68 pc (697.02 l.y.)
 
 
Coord 2000 20069-0855 Discov num HDO 156 Comp AB Coord arcsec 2000 20 06 55.85 -08 54 51.3
Date first 1892 Date last 2016 Obs 17
Pa first 81 Pa last 88.6 P.A. Now (θ) 88.6°
Sep first 6.1 Sep last 6.601 Sep. Now (ρ) 6.601"
Mag pri 7.89 Mag sec 10.30 delta mag (ΔM) 2.41 Spectral class A9V (white)
Pri motion ra +006 Sec motion ra +008
Pri motion dec -008 Sec motion dec -012
Notes N (See Notes)
rPM=0.31
Nature of this double is uncertain.
 
 
20069-0855 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show RY Cap 144074 20 06 56 -08 54 51 HDO 156 AB 2016 17 89 6.6 7.89 10.30 2.41 <===
Show 144074 20 06 56 -08 54 51 HDO 156 AC 2016 8 54 8.3 7.89 12.80 4.91
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name RY Cap Constellation Aquila SAO 144074 HIP 99085
Tycho2 5739-01739-1 Gaia DR2 4191680621098513664 HD 190774 GC 27898
BD BD-09 5356 Distance 213.68 Distance ly 697.02