17048+2805 FYM 171 BF

 
 
17h 04m 44.49s +28° 05' 13.9" P.A. 273.00 sep 5.9 mag 7.80,10.90
 
 
Coord 2000 17048+2805 Discov num FYM 171 Comp BF Coord arcsec 2000 17 04 44.49 +28 05 13.9
Date first 1999 Date last 2016 Obs 6
Pa first 273 Pa last 272.5 P.A. Now (θ) 272.5°
Sep first 5.8 Sep last 5.91 Sep. Now (ρ) 5.91"
Mag pri 7.80 Mag sec 10.90 delta mag (ΔM) 3.1 Spectral class
Pri motion ra -105 Sec motion ra
Pri motion dec -095 Sec motion dec
Notes N K (See Notes, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
17048+2805 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 154510 84810 17 04 46 +28 05 28 STF 2120 AB 2017 228 231 24.7 7.37 9.25 1.88
Show 84810 17 04 46 +28 05 28 STF 2120 AC 2015 15 174 144.8 7.37 10.36 2.99
Show 17 04 44 +28 05 14 FYM 171 BF 2016 6 273 5.9 7.80 10.90 3.10 <===
Show 17 04 47 +28 03 04 WAL 76 CD 2015 10 43 24.7 10.36 13.63 3.27
Show 17 04 47 +28 03 04 FYM 171 CE 2015 13 135 26.6 10.36 14.42 4.06
Sextuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 1308362044703100544