21011-2944 SKF 2097 (HD 199917)

 
 
21h 01m 03.30s -29° 43' 43.2" P.A. 152.00 sep 87.6 mag 7.10,8.18 Sp A2IV+F0V dist. 186.22 pc (607.45 l.y.)
 
 
Coord 2000 21011-2944 Discov num SKF2097 Comp Coord arcsec 2000 21 01 03.30 -29 43 43.2
Date first 1898 Date last 2015 Obs 17
Pa first 152 Pa last 151.8 P.A. Now (θ) 151.8°
Sep first 89.1 Sep last 87.577 Sep. Now (ρ) 87.577"
Mag pri 7.10 Mag sec 8.18 delta mag (ΔM) 1.08 Spectral class A2IV+F0V (white/yellow-white)
Pri motion ra +018 Sec motion ra +017
Pri motion dec -041 Sec motion dec -041
Notes V (Proper motion indicates physical)
rPM=0.022 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 199917 Constellation Microscopium SAO 189930 HIP 103720
Tycho2 6935-00739-1 Gaia DR2 6800446436740717184 HD 199917 GC 29320
CD CD-3018336 CP CP-30 6412 Distance 186.22 Distance ly 607.45