21568+0017 LAW 29 AB

 
 
21h 56m 48.31s +00° 17' 01.0" P.A. 249.00 sep 19.6 mag 16.61,18.84 Sp M3.0+M5.0
 
 
Coord 2000 21568+0017 Discov num LAW  29 Comp AB Coord arcsec 2000 21 56 48.31 +00 17 01.0
Date first 1996 Date last 2016 Obs 9
Pa first 249 Pa last 248.7 P.A. Now (θ) 248.7°
Sep first 19.7 Sep last 19.584 Sep. Now (ρ) 19.584"
Mag pri 16.61 Mag sec 18.84 delta mag (ΔM) 2.23 Spectral class M3.0+M5.0 (red/red)
Pri motion ra -030 Sec motion ra -038
Pri motion dec -058 Sec motion dec -058
Notes V R (Proper motion indicates physical, Red magnitudes)
rPM=0.115 (< 0.3, Physical double)
This double is physical.
 
 
21568+0017 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 56 48 +00 17 01 LAW 29 Aa,Ab 2008 2 126 0.1 16.61
Show 21 56 48 +00 17 01 LAW 29 AB 2016 9 249 19.6 16.61 18.84 2.23 <===
Show 21 56 47 +00 16 54 LAW 29 Ba,Bb 2008 2 149 0.1 18.84
Quadruple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius Gaia DR2 2681344406401415680