18029-2750 HDS 2541 Aa,Ab (HD 164562)

 
 
18h 02m 54.30s -27° 49' 36.0" P.A. 38.00 sep 0.3 mag 6.90,9.37 Sp K4III dist. 1098.9 pc (3584.61 l.y.)
 
 
Coord 2000 18029-2750 Discov num HDS2541 Comp Aa,Ab Coord arcsec 2000 18 02 54.30 -27 49 36.0
Date first 1991 Date last 2017 Obs 2
Pa first 212 Pa last 38.2 P.A. Now (θ) 38.2°
Sep first 0.2 Sep last 0.308 Sep. Now (ρ) 0.308"
Mag pri 6.90 Mag sec 9.37 delta mag (ΔM) 2.47 Spectral class K4III (yellow-orange)
Pri motion ra +000 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18029-2750 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 164562 186161 18 02 54 -27 49 36 HDS 2541 Aa,Ab 2017 2 38 0.3 6.90 9.37 2.47 <===
Show 186161 18 02 54 -27 49 36 B 2428 AB 1999 5 42 9.6 6.90 13.00 6.10
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 164562 Constellation Sagittarius SAO 186161 HIP 88384
Tycho2 6850-03106-1 Gaia DR2 4063093114230652928 HD 164562 CD CD-2712302
Distance 1098.9 Distance ly 3584.61