16271+4255 BU 815 AD

 
 
16h 27m 07.52s +42° 54' 50.2" P.A. 86.00 sep 435.5 mag 8.81,9.79 Sp G5
 
 
Coord 2000 16271+4255 Discov num BU  815 Comp AD Coord arcsec 2000 16 27 07.52 +42 54 50.2
Date first 1825 Date last 2015 Obs 17
Pa first 87 Pa last 86.1 P.A. Now (θ) 86.1°
Sep first 445.9 Sep last 435.471 Sep. Now (ρ) 435.471"
Mag pri 8.81 Mag sec 9.79 delta mag (ΔM) 0.98 Spectral class G5 (yellow)
Pri motion ra +013 Sec motion ra -007
Pri motion dec -022 Sec motion dec -009
Notes N (See Notes)
rPM=0.933
This double is not physical.
 
 
16271+4255 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 27 08 +42 54 50 BU 815 AB 2017 54 326 25.1 8.81 11.18 2.37
Show 16 27 08 +42 54 50 BU 815 AC 2015 12 161 63.8 8.81 14.06 5.25
Show 16 27 08 +42 54 50 BU 815 AD 2015 17 86 435.5 8.81 9.79 0.98 <===
Show 16 27 06 +42 55 10 BU 815 BC 2015 12 157 88.3 11.18 14.06 2.88
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 3069-00691-1 Gaia DR2 1381453763785816064