20498+3833 HJ 1582 AB

 
 
20h 49m 47.53s +38° 33' 10.8" P.A. 45.00 sep 17.4 mag 8.44,12.80 Sp M
 
 
Coord 2000 20498+3833 Discov num HJ 1582 Comp AB Coord arcsec 2000 20 49 47.53 +38 33 10.8
Date first 1905 Date last 2015 Obs 7
Pa first 47 Pa last 45.1 P.A. Now (θ) 45.1°
Sep first 17.1 Sep last 17.424 Sep. Now (ρ) 17.424"
Mag pri 8.44 Mag sec 12.80 delta mag (ΔM) 4.36 Spectral class M (red)
Pri motion ra +002 Sec motion ra -001
Pri motion dec -004 Sec motion dec -004
Notes
rPM=0.671
Nature of this double is uncertain.
 
 
20498+3833 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 49 48 +38 33 11 HJ 1582 AB 2015 7 45 17.4 8.44 12.80 4.36 <===
Show 20 49 48 +38 33 11 HJ 1582 AC 2015 17 327 28.7 8.44 10.37 1.93
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3166-00031-1 Gaia DR2 1872729852743929728