20113-0049 ISO 12 Aa,Ac (The Aql)

 
 
20h 11m 18.26s -00 49' 17.3" P.A. 44.00 sep 1.0 mag 3.23, Sp B9.5III dist. 87.8 pc (286.4 l.y.)
 
 
Coord 2000 20113-0049 Discov num ISO  12 Comp Aa,Ac Coord arcsec 2000 20 11 18.26 -00 49 17.3
Date first 1987 Date last 1987 Obs 1
Pa first 44 Pa last 44 P.A. Now (θ) 44°
Sep first 1.0 Sep last 1.02 Sep. Now (ρ) 1.02"
Mag pri 3.23 Mag sec delta mag (ΔM) Spectral class B9.5III (blue-white)
Pri motion ra +035 Sec motion ra
Pri motion dec +006 Sec motion dec
Notes N X (See Notes, Dubious double)
Nature of this double is uncertain.
 
 
20113-0049 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 144150 20 11 18 -00 49 17 MKT 10 Aa,Ab 2020 30 88 0.0 3.50 5.00 1.50 Y
Show The Aql 144150 20 11 18 -00 49 17 ISO 12 Aa,Ac 1987 1 44 1.0 3.23 <===
Show 144150 20 11 18 -00 49 17 BU 1540 AB 2008 4 259 115.8 3.23 13.00 9.77
Quadruple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name The Aql Constellation Aquila SAO 144150 HIP 99473
Tycho2 5161-02682-1 HD 191692 HR 7710 GC 28010
BD BD-01 3911 Bayer Theta Aquilae Bayer name The Aql Flamsteed 65 Aquilae
Flamsteed name 65 Aql FK5 756 Distance 87.8 Distance ly 286.4
Bayer greek θ Aql