18112+3906 HDS 2565 (HD 166956)

 
 
18h 11m 13.01s +39° 06' 02.0" P.A. 340.00 sep 0.7 mag 7.09,10.38 Sp A0 dist. 196.85 pc (642.12 l.y.)
 
 
Coord 2000 18112+3906 Discov num HDS2565 Comp Coord arcsec 2000 18 11 13.01 +39 06 02.0
Date first 1991 Date last 2016 Obs 5
Pa first 344 Pa last 340.1 P.A. Now (θ) 340.1°
Sep first 0.6 Sep last 0.67 Sep. Now (ρ) 0.67"
Mag pri 7.09 Mag sec 10.38 delta mag (ΔM) 3.29 Spectral class A0 (white)
Pri motion ra -003 Sec motion ra
Pri motion dec +001 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 166956 Constellation Hercules SAO 66730 HIP 89110
Tycho2 3103-01476-1 Gaia DR2 2112214716596488960 HD 166956 GC 24822
BD BD+39 3343 Distance 196.85 Distance ly 642.12