19506-1047 HU 77 AB (HD 187493)

 
 
19h 50m 34.42s -10 47' 21.7" P.A. 320.00 sep 0.4 mag 9.30,11.80 Sp K0
 
 
Coord 2000 19506-1047 Discov num HU   77 Comp AB Coord arcsec 2000 19 50 34.42 -10 47 21.7
Date first 1899 Date last 1923 Obs 2
Pa first 317 Pa last 319.5 P.A. Now (θ) 319.5°
Sep first 0.5 Sep last 0.42 Sep. Now (ρ) 0.42"
Mag pri 9.30 Mag sec 11.80 delta mag (ΔM) 2.5 Spectral class K0 (yellow-orange)
Pri motion ra +012 Sec motion ra
Pri motion dec +004 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19506-1047 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 187493 163035 19 50 34 -10 47 22 HU 77 AB 1923 2 320 0.4 9.30 11.80 2.50 <===
Show 163035 19 50 34 -10 47 22 HU 77 AB,C 2014 17 316 27.8 9.55 9.56 0.01
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 187493 Constellation Aquila SAO 163035 Tycho2 5729-00040-1
Gaia DR2 4190374504364964480 HD 187493 ADS 12998