02557+4746 MET 18 AC

 
 
02h 55m 43.50s +47° 46' 48.8" P.A. 47.00 sep 12.9 mag 7.21,14.21 Sp K5Ve
 
 
Coord 2000 02557+4746 Discov num MET  18 Comp AC Coord arcsec 2000 02 55 43.50 +47 46 48.8
Date first 1998 Date last 2015 Obs 4
Pa first 52 Pa last 46.7 P.A. Now (θ) 46.7°
Sep first 12.3 Sep last 12.88 Sep. Now (ρ) 12.88"
Mag pri 7.21 Mag sec 14.21 delta mag (ΔM) 7 Spectral class K5Ve (yellow-orange)
Pri motion ra +080 Sec motion ra
Pri motion dec -077 Sec motion dec
Notes U K (Proper motion indicates non-physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is not physical.
 
 
02557+4746 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 02 55 44 +47 46 49 ES 1217 AB 2018 8 270 2.0 9.90 10.00 0.10
Show 02 55 44 +47 46 49 MET 18 AC 2015 4 47 12.9 7.21 14.21 7.00 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Perseus Gaia DR2 437576632532294272