20257-2341 HJ 2957 AB

 
 
20h 25m 42.87s -23 40' 45.8" P.A. 276.00 sep 15.0 mag 11.37,11.73
 
 
Coord 2000 20257-2341 Discov num HJ 2957 Comp AB Coord arcsec 2000 20 25 42.87 -23 40 45.8
Date first 1919 Date last 2020 Obs 7
Pa first 267 Pa last 275.5 P.A. Now (θ) 275.5°
Sep first 15.9 Sep last 14.98 Sep. Now (ρ) 14.98"
Mag pri 11.37 Mag sec 11.73 delta mag (ΔM) 0.36 Spectral class
Pri motion ra -023 Sec motion ra -011
Pri motion dec -044 Sec motion dec -017
Notes
rPM=0.595
Nature of this double is uncertain.
 
 
20257-2341 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 25 43 -23 40 46 HJ 2957 AB 2020 7 276 15.0 11.37 11.73 0.36 <===
Show 20 25 43 -23 40 46 DAW 227 AC 2020 4 56 19.7 11.37 13.10 1.73
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Capricornus Tycho2 6907-00688-1 Gaia DR2 6849538531413344384