12544+2552 SDK 161 AC

 
 
12h 54m 20.21s +25° 51' 40.8" P.A. 88.00 sep 7.6 mag 10.80,12.84 Sp M
 
 
Coord 2000 12544+2552 Discov num SDK 161 Comp AC Coord arcsec 2000 12 54 20.21 +25 51 40.8
Date first 1999 Date last 2015 Obs 8
Pa first 88 Pa last 88.2 P.A. Now (θ) 88.2°
Sep first 7.6 Sep last 7.628 Sep. Now (ρ) 7.628"
Mag pri 10.80 Mag sec 12.84 delta mag (ΔM) 2.04 Spectral class M (red)
Pri motion ra -098 Sec motion ra -107
Pri motion dec +080 Sec motion dec +075
Notes T K (Parallax indicates 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
rPM=0.079 (< 0.3, Physical double)
This double is physical.
 
 
12544+2552 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 12 54 20 +25 51 41 SDK 161 AB 2015 7 113 15.2 15.30 14.30 1.00
Show 12 54 20 +25 51 41 SDK 161 AC 2015 8 88 7.6 10.80 12.84 2.04 <===
Show 12 54 21 +25 51 36 SDK 161 BC 2015 5 314 8.9 12.85 12.84 0.01
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices Gaia DR2 3958436134250193664