19407+2343 STF 2560 AC

 
 
19h 40m 39.58s +23 43' 04.7" P.A. 66.00 sep 118.2 mag 6.64,8.25 Sp B6IV dist. 510.2 pc (1664.27 l.y.)
 
 
Coord 2000 19407+2343 Discov num STF2560 Comp AC Coord arcsec 2000 19 40 39.58 +23 43 04.7
Date first 1879 Date last 2015 Obs 22
Pa first 67 Pa last 66.4 P.A. Now (θ) 66.4°
Sep first 119.5 Sep last 118.202 Sep. Now (ρ) 118.202"
Mag pri 6.64 Mag sec 8.25 delta mag (ΔM) 1.61 Spectral class B6IV (blue-white)
Pri motion ra -003 Sec motion ra -006
Pri motion dec -010 Sec motion dec -009
Notes N (See Notes)
rPM=0.292 (< 0.3, Physical double)
This double is physical.
 
 
19407+2343 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 185915 87551 19 40 40 +23 43 05 STF 2560 AB 2015 27 299 14.2 6.64 10.51 3.87
Show 87551 19 40 40 +23 43 05 STF 2560 AC 2015 22 66 118.2 6.64 8.25 1.61 <===
Show 87551 19 40 40 +23 43 05 FYM 77 AG 2015 5 10 17.5 6.64 14.52 7.88
Show 87551 19 40 40 +23 43 05 FYM 77 AI 2015 5 243 22.9 6.64 15.07 8.43
Show 87555 19 40 47 +23 43 52 FYM 103 CD 2013 1 94 31.0 8.25 14.80 6.55
Sextuple system
6 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula SAO 87551 HIP 96801 Tycho2 2139-02391-1
Gaia DR2 2020311663554767104 HD 185915 HR 7485 ADS 12778
BD BD+23 3733 Distance 510.2 Distance ly 1664.27