20157-1849 HJ 2940 AC

 
 
20h 15m 42.64s -18 49' 00.7" P.A. 76.00 sep 20.6 mag 11.42,11.70 Sp F4V
 
 
Coord 2000 20157-1849 Discov num HJ 2940 Comp AC Coord arcsec 2000 20 15 42.64 -18 49 00.7
Date first 1830 Date last 2017 Obs 11
Pa first 86 Pa last 76.3 P.A. Now (θ) 76.3°
Sep first 25.0 Sep last 20.578 Sep. Now (ρ) 20.578"
Mag pri 11.42 Mag sec 11.70 delta mag (ΔM) 0.28 Spectral class F4V (yellow-white)
Pri motion ra +002 Sec motion ra -001
Pri motion dec -027 Sec motion dec -007
Notes U (Proper motion indicates non-physical)
rPM=0.747
This double is not physical.
 
 
20157-1849 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 15 43 -18 49 01 HJ 2940 AB 2015 6 101 35.3 11.42 12.80 1.38
Show 20 15 43 -18 49 01 HJ 2940 AC 2017 11 76 20.6 11.42 11.70 0.28 <===
Show 20 15 43 -18 49 01 ABH 134 AD 2015 4 103 70.6 11.42 14.58 3.16
Show 20 15 43 -18 49 01 ABH 134 AE 2015 5 252 84.5 11.42 12.86 1.44
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Capricornus Tycho2 6323-00425-1 Gaia DR2 6872552512374322432