16052+2211 BU 811 AB (HD 144447)

 
 
16h 05m 14.68s +22° 10' 55.3" P.A. 217.00 sep 3.4 mag 8.71,11.84 Sp F8 dist. 116.96 pc (381.52 l.y.)
 
 
Coord 2000 16052+2211 Discov num BU  811 Comp AB Coord arcsec 2000 16 05 14.68 +22 10 55.3
Date first 1881 Date last 2017 Obs 28
Pa first 222 Pa last 216.5 P.A. Now (θ) 216.5°
Sep first 3.5 Sep last 3.41 Sep. Now (ρ) 3.41"
Mag pri 8.71 Mag sec 11.84 delta mag (ΔM) 3.13 Spectral class F8 (yellow-white)
Pri motion ra -040 Sec motion ra -040
Pri motion dec -021 Sec motion dec -022
Notes
rPM=0.022 (< 0.3, Physical double)
This double is physical.
 
 
16052+2211 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 144447 84186 16 05 15 +22 10 55 BU 811 AB 2017 28 217 3.4 8.71 11.84 3.13 <===
Show 84186 16 05 15 +22 10 55 BU 811 AC 2015 7 307 115.1 8.71 11.92 3.21
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 144447 Constellation Serpens SAO 84186 HIP 78800
Tycho2 1515-00621-1 Gaia DR2 1206088050067656192 HD 144447 GC 21617
BD BD+22 2920 Distance 116.96 Distance ly 381.52