21310+1256 LDS 4891 BC

 
 
21h 31m 04.06s +12° 54' 35.5" P.A. 177.00 sep 21.7 mag 16.98,16.68
 
 
Coord 2000 21310+1256 Discov num LDS4891 Comp BC Coord arcsec 2000 21 31 04.06 +12 54 35.5
Date first 1960 Date last 2015 Obs 6
Pa first 175 Pa last 176.8 P.A. Now (θ) 176.8°
Sep first 21.0 Sep last 21.733 Sep. Now (ρ) 21.733"
Mag pri 16.98 Mag sec 16.68 delta mag (ΔM) 0.3 Spectral class
Pri motion ra -001 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21310+1256 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 31 03 +12 56 04 LDS 4891 AB 2015 6 168 90.7 14.42 16.98 2.56
Show 21 31 04 +12 54 36 LDS 4891 BC 2015 6 177 21.7 16.98 16.68 0.30 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Gaia DR2 1770204550965494656