19392+0524 HJ 2886 AB (Sig Aql)

 
 
19h 39m 11.64s +05 23' 52.0" P.A. 327.00 sep 48.0 mag 5.22,12.33 Sp B3V+B3V dist. 239.23 pc (780.37 l.y.)
 
 
Coord 2000 19392+0524 Discov num HJ 2886 Comp AB Coord arcsec 2000 19 39 11.64 +05 23 52.0
Date first 1830 Date last 2015 Obs 8
Pa first 330 Pa last 327 P.A. Now (θ) 327°
Sep first 43.3 Sep last 48.002 Sep. Now (ρ) 48.002"
Mag pri 5.22 Mag sec 12.33 delta mag (ΔM) 7.11 Spectral class B3V+B3V (blue-white/blue-white)
Pri motion ra +004 Sec motion ra +002
Pri motion dec -004 Sec motion dec -006
Notes N (See Notes)
rPM=0.447
Nature of this double is uncertain.
 
 
19392+0524 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Sig Aql 124903 19 39 12 +05 23 52 HJ 2886 AB 2015 8 327 48.0 5.22 12.33 7.11 <===
Show 124903 19 39 12 +05 23 52 WAL 117 AC 2015 4 333 131.7 5.18 13.01 7.83
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Sig Aql Constellation Aquila SAO 124903 HIP 96665
Tycho2 0487-03422-1 Gaia DR2 4291462091610511744 HD 185507 HR 7474
GC 27185 ADS 12737 BD BD+05 4225 Bayer Sigma Aquilae
Bayer name Sig Aql Flamsteed 44 Aquilae Flamsteed name 44 Aql Distance 239.23
Distance ly 780.37 Bayer greek σ Aql