20041-4547 CPO 87 (HD 189856)

20h 04m 03.69s -45° 47' 55.8" P.A. 5.00 sep 28.0 mag 10.18,10.47 Sp G5

Coord 2000 20041-4547 Discov num CPO  87 Comp Coord arcsec 2000 20 04 03.69 -45 47 55.8
Date first 1902 Date last 2016 Obs 13
Pa first 4 Pa last 5.1 P.A. Now (θ) 5.1°
Sep first 27.7 Sep last 28.004 Sep. Now (ρ) 28.004"
Mag pri 10.18 Mag sec 10.47 delta mag (ΔM) 0.29 Spectral class G5 (yellow)
Pri motion ra -034 Sec motion ra -033
Pri motion dec -161 Sec motion dec -161
Notes N T (See Notes, Parallax indicates physical)




rPM=0.006 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Name HD 189856 Constellation Telescopium Tycho2 8392-00894-1 Gaia DR2 6673292933512285312
HD 189856 DM CD-4613365