16366+6948 BU 953 AB,C (HD 150631)

 
 
16h 36m 39.05s +69° 47' 34.7" P.A. 148.00 sep 75.2 mag 8.04,10.88 Sp F2V dist. 106.95 pc (348.87 l.y.)
 
 
Coord 2000 16366+6948 Discov num BU  953 Comp AB,C Coord arcsec 2000 16 36 39.05 +69 47 34.7
Date first 1892 Date last 2019 Obs 13
Pa first 153 Pa last 148.3 P.A. Now (θ) 148.3°
Sep first 71.8 Sep last 75.187 Sep. Now (ρ) 75.187"
Mag pri 8.04 Mag sec 10.88 delta mag (ΔM) 2.84 Spectral class F2V (yellow-white)
Pri motion ra -033 Sec motion ra +007
Pri motion dec +036 Sec motion dec +026
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=0.844
This double is not physical.
 
 
16366+6948 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17167 16 36 39 +69 47 35 BU 953 AB 2012 67 90 0.5 8.56 9.27 0.71 Y
Show HD 150631 17167 16 36 39 +69 47 35 BU 953 AB,C 2019 13 148 75.2 8.04 10.88 2.84 <===
Show 17167 16 36 39 +69 47 35 BU 953 AB,D 2019 19 45 146.7 8.04 8.03 0.01
Show 17167 16 36 39 +69 47 35 ABH 86 AB,E 2015 10 340 77.5 8.04 11.65 3.61
Show 17169 16 36 59 +69 49 18 BAZ 7 Da,Db 1992 10 283 0.4 8.14 10.85 2.71
Sextuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 150631 Constellation Draco SAO 17167 HIP 81332
Tycho2 4420-00447-1 Gaia DR2 1649710892743774464 HD 150631 BD BD+70 887
Distance 106.95 Distance ly 348.87