20090+4045 HJ 1487 AB

 
 
20h 09m 03.33s +40 44' 08.1" P.A. 298.00 sep 14.3 mag 10.60,13.60 Sp M4
 
 
Coord 2000 20090+4045 Discov num HJ 1487 Comp AB Coord arcsec 2000 20 09 03.33 +40 44 08.1
Date first 1828 Date last 2015 Obs 9
Pa first 290 Pa last 297.5 P.A. Now (θ) 297.5°
Sep first 6.0 Sep last 14.306 Sep. Now (ρ) 14.306"
Mag pri 10.60 Mag sec 13.60 delta mag (ΔM) 3 Spectral class M4 (red)
Pri motion ra +001 Sec motion ra -006
Pri motion dec -007 Sec motion dec -001
Notes
rPM=1.304
This double is not physical.
 
 
20090+4045 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 09 03 +40 44 08 HJ 1487 AB 2015 9 298 14.3 10.60 13.60 3.00 <===
Show 20 09 03 +40 44 08 OPI 9003 AC 2015 11 195 60.1 10.60 11.30 0.70
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2074501399046302720