22571-0315 STF 2959 AB (HD 216931)

 
 
22h 57m 06.84s -03° 14' 42.9" P.A. 127.00 sep 9.8 mag 6.65,10.18 Sp A0 dist. 85.76 pc (279.75 l.y.)
 
 
Coord 2000 22571-0315 Discov num STF2959 Comp AB Coord arcsec 2000 22 57 06.84 -03 14 42.9
Date first 1832 Date last 2015 Obs 42
Pa first 97 Pa last 127.1 P.A. Now (θ) 127.1°
Sep first 15.7 Sep last 9.801 Sep. Now (ρ) 9.801"
Mag pri 6.65 Mag sec 10.18 delta mag (ΔM) 3.53 Spectral class A0 (white)
Pri motion ra +029 Sec motion ra +000
Pri motion dec +015 Sec motion dec +000
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=1
This double is not physical.
 
 
22571-0315 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 146402 22 57 07 -03 14 43 OCC 256 Aa,Ab 1995 0 -1 0.1 7.10 7.50 0.40
Show HD 216931 146402 22 57 07 -03 14 43 STF 2959 AB 2015 42 127 9.8 6.65 10.18 3.53 <===
Show 146402 22 57 07 -03 14 43 BU 713 AC 2015 5 109 21.3 6.65 13.10 6.45
Show 22 57 07 -03 14 48 BU 713 BC 2015 13 95 12.4 10.18 13.10 2.92
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 216931 Constellation Pisces SAO 146402 HIP 113331
Tycho2 5238-01508-1 Gaia DR2 2648703380801383680 HD 216931 GC 31993
BD BD-04 5793 Distance 85.76 Distance ly 279.75