16240+6131 STT 312 AB (Athebyne)

 
 
16h 23m 59.51s +61° 30' 50.7" P.A. 142.00 sep 4.7 mag 2.80,8.20 Sp G8III+K1V dist. 28.23 pc (92.09 l.y.)
 
 
Coord 2000 16240+6131 Discov num STT 312 Comp AB Coord arcsec 2000 16 23 59.51 +61 30 50.7
Date first 1843 Date last 2016 Obs 77
Pa first 150 Pa last 142.3 P.A. Now (θ) 142.3°
Sep first 4.4 Sep last 4.666 Sep. Now (ρ) 4.666"
Mag pri 2.80 Mag sec 8.20 delta mag (ΔM) 5.4 Spectral class G8III+K1V (yellow/yellow-orange)
Pri motion ra -016 Sec motion ra -028
Pri motion dec +057 Sec motion dec +069
Notes N Z (See Notes, Parallax indicates components are physical)
rPM=0.228 (< 0.3, Physical double)
This double is physical.
 
 
16240+6131 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Athebyne 17074 16 23 60 +61 30 51 STT 312 AB 2016 77 142 4.7 2.80 8.20 5.40 <===
Show 17074 16 23 60 +61 30 51 STT 312 AB,C 2003 6 240 565.8 2.80 8.10 5.30
Show 17074 16 23 60 +61 30 51 BU 9008 AD 2003 3 87 111.0 2.80 13.81 11.01
Show 17074 16 23 60 +61 30 51 SMY 9002 AF 2020 6 18 362.4 2.80 11.64 8.84
Quintuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Common name Athebyne Var name NSV7713 Dra Constellation Draco SAO 17074
HIP 80331 Tycho2 4190-02568-1 Gaia DR2 1625209684868172544 HD 148387
HR 6132 GC 22101 ADS 10058 GL Gl 624.1A
BD BD+61 1591 Bayer Eta Draconis Bayer name Eta Dra Flamsteed 14 Draconis
Flamsteed name 14 Dra Distance 28.23 Distance ly 92.09 Bayer greek η Dra