18582+1722 HO 91 AB (FF Aql)

 
 
18h 58m 14.75s +17° 21' 39.4" P.A. 146.00 sep 7.0 mag 5.44,10.12 Sp F8II dist. 473.93 pc (1545.96 l.y.)
 
 
Coord 2000 18582+1722 Discov num HO   91 Comp AB Coord arcsec 2000 18 58 14.75 +17 21 39.4
Date first 1886 Date last 2015 Obs 16
Pa first 133 Pa last 146.2 P.A. Now (θ) 146.2°
Sep first 6.3 Sep last 6.976 Sep. Now (ρ) 6.976"
Mag pri 5.44 Mag sec 10.12 delta mag (ΔM) 4.68 Spectral class F8II (yellow-white)
Pri motion ra -002 Sec motion ra
Pri motion dec -009 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
18582+1722 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 104296 18 58 15 +17 21 39 CIA 14 Aa1,2 2012 1 352 0.0 4.20 4.50 0.30 Y
Show 104296 18 58 15 +17 21 39 CHR 82 Aa,Ab 1990 3 157 0.2 5.44
Show FF Aql 104296 18 58 15 +17 21 39 HO 91 AB 2015 16 146 7.0 5.44 10.12 4.68 <===
Show 104296 18 58 15 +17 21 39 KRV 25 AC 2015 1 79 96.0 5.70 20.50 14.80
Quintuple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name FF Aql Constellation Aquila SAO 104296 HIP 93124
Tycho2 1589-02551-1 Gaia DR2 4514145288240593408 HD 176155 HR 7165
GC 26052 ADS 11884 BD BD+17 3799 Distance 473.93
Distance ly 1545.96