19413+3043 BU 145 AC

 
 
19h 41m 15.48s +30 43' 16.8" P.A. 28.00 sep 7.9 mag 7.40,13.50 Sp A3V dist. 757.58 pc (2471.23 l.y.)
 
 
Coord 2000 19413+3043 Discov num BU  145 Comp AC Coord arcsec 2000 19 41 15.48 +30 43 16.8
Date first 1878 Date last 2015 Obs 13
Pa first 33 Pa last 28 P.A. Now (θ) 28°
Sep first 8.5 Sep last 7.905 Sep. Now (ρ) 7.905"
Mag pri 7.40 Mag sec 13.50 delta mag (ΔM) 6.1 Spectral class A3V (white)
Pri motion ra -001 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19413+3043 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 186097 68695 19 41 15 +30 43 17 BU 145 AB 2011 28 271 0.9 7.40 9.09 1.69
Show 68695 19 41 15 +30 43 17 BU 145 AC 2015 13 28 7.9 7.40 13.50 6.10 <===
Show 68695 19 41 15 +30 43 17 BU 145 AD 2015 14 156 26.7 7.40 11.87 4.47
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 68695 HIP 96858 Tycho2 2656-05255-1
Gaia DR2 2032917942356004736 HD 186097 BD BD+30 3692 Distance 757.58
Distance ly 2471.23