20043-4724 I 661 (HD 189857)

 
 
20h 04m 15.57s -47 23' 45.3" P.A. 39.00 sep 0.6 mag 10.19,10.22 Sp F8V dist. 174.52 pc (569.28 l.y.)
 
 
Coord 2000 20043-4724 Discov num I   661 Comp Coord arcsec 2000 20 04 15.57 -47 23 45.3
Date first 1909 Date last 1991 Obs 9
Pa first 40 Pa last 39.2 P.A. Now (θ) 39.2°
Sep first 0.5 Sep last 0.56 Sep. Now (ρ) 0.56"
Mag pri 10.19 Mag sec 10.22 delta mag (ΔM) 0.03 Spectral class F8V (yellow-white)
Pri motion ra +025 Sec motion ra +025
Pri motion dec -006 Sec motion dec -006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 189857 Constellation Telescopium SAO 230021 HIP 98837
Tycho2 8396-02262-1 Gaia DR2 6670871598452487168 HD 189857 CD CD-4713226
CP CP-47 9424 Distance 174.52 Distance ly 569.28