21155+3719 MLB 424 AB

 
 
21h 15m 30.24s +37° 19' 19.7" P.A. 63.00 sep 5.1 mag 10.74,12.20
 
 
Coord 2000 21155+3719 Discov num MLB 424 Comp AB Coord arcsec 2000 21 15 30.24 +37 19 19.7
Date first 1925 Date last 2015 Obs 14
Pa first 65 Pa last 62.8 P.A. Now (θ) 62.8°
Sep first 3.7 Sep last 5.119 Sep. Now (ρ) 5.119"
Mag pri 10.74 Mag sec 12.20 delta mag (ΔM) 1.46 Spectral class
Pri motion ra -022 Sec motion ra +013
Pri motion dec -014 Sec motion dec -012
Notes
rPM=1.344
This double is not physical.
 
 
21155+3719 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 15 30 +37 19 20 MLB 424 AB 2015 14 63 5.1 10.74 12.20 1.46 <===
Show 21 15 30 +37 19 20 SEI 1478 AC 2015 7 217 9.7 10.74 12.40 1.66
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1868635271436183680