16203-7842 BSO 22 AC

 
 
16h 20m 20.84s -78° 41' 44.4" P.A. 70.00 sep 91.8 mag 4.90,12.35 Sp M4III dist. 233.64 pc (762.13 l.y.)
 
 
Coord 2000 16203-7842 Discov num BSO  22 Comp AC Coord arcsec 2000 16 20 20.84 -78 41 44.4
Date first 1918 Date last 2000 Obs 3
Pa first 74 Pa last 69.5 P.A. Now (θ) 69.5°
Sep first 90.5 Sep last 91.76 Sep. Now (ρ) 91.76"
Mag pri 4.90 Mag sec 12.35 delta mag (ΔM) 7.45 Spectral class M4III (red)
Pri motion ra -010 Sec motion ra -002
Pri motion dec -037 Sec motion dec +001
Notes N S (See Notes, Parallax indidates non-physical)
rPM=1.013
This double is not physical.
 
 
16203-7842 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Del1 Aps 257380 16 20 21 -78 41 44 BSO 22 AB 2010 26 10 103.0 4.90 5.41 0.51
Show 257380 16 20 21 -78 41 44 BSO 22 AC 2000 3 70 91.8 4.90 12.35 7.45 <===
Show 257380 16 20 21 -78 41 44 SKF 2660 AD 2015 8 235 181.5 4.90 9.90 5.00
Show 257381 16 20 27 -78 40 03 SKF 2660 BD 2015 10 219 264.8 5.41 9.90 4.49
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus SAO 257380 HIP 80047 Tycho2 9446-03517-1
Gaia DR2 5778842011021376512 HD 145366 HR 6020 GC 21862
CP CP-78 1092 Bayer Delta 1 Apodis Bayer name Del1 Aps FK5 1424
Distance 233.64 Distance ly 762.13 Bayer greek δ1 Aps