16203-7842 BSO 22 AB (Del1 Aps)

 
 
16h 20m 20.84s -78° 41' 44.4" P.A. 10.00 sep 103.0 mag 4.90,5.41 Sp M4III+K3 dist. 233.64 pc (762.13 l.y.)
 
 
Coord 2000 16203-7842 Discov num BSO  22 Comp AB Coord arcsec 2000 16 20 20.84 -78 41 44.4
Date first 1752 Date last 2010 Obs 26
Pa first 7 Pa last 9.8 P.A. Now (θ) 9.8°
Sep first 106.0 Sep last 103.01 Sep. Now (ρ) 103.01"
Mag pri 4.90 Mag sec 5.41 delta mag (ΔM) 0.51 Spectral class M4III+K3 (red/yellow-orange)
Pri motion ra -010 Sec motion ra -002
Pri motion dec -037 Sec motion dec -032
Notes N S (See Notes, Parallax indidates non-physical)
rPM=0.246 (< 0.3, Physical double)
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
 
 
Name Del1 Aps Constellation Apus SAO 257380 HIP 80047
Tycho2 9446-03517-1 Gaia DR2 5778842011021376512 HD 145366 HR 6020
GC 21862 DM CP-78 1093 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