18437+3024 SLE 112 AD

 
 
18h 43m 42.26s +30° 24' 16.9" P.A. 168.00 sep 29.1 mag 8.66,12.90 Sp A0 dist. 202.84 pc (661.66 l.y.)
 
 
Coord 2000 18437+3024 Discov num SLE 112 Comp AD Coord arcsec 2000 18 43 42.26 +30 24 16.9
Date first 1982 Date last 2015 Obs 8
Pa first 167 Pa last 168 P.A. Now (θ) 168°
Sep first 28.7 Sep last 29.13 Sep. Now (ρ) 29.13"
Mag pri 8.66 Mag sec 12.90 delta mag (ΔM) 4.24 Spectral class A0 (white)
Pri motion ra +007 Sec motion ra +000
Pri motion dec +007 Sec motion dec -014
Notes
rPM=1.581
This double is not physical.
 
 
18437+3024 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 173384 67290 18 43 42 +30 24 17 STF 2376 AB 2015 41 63 22.3 8.66 9.31 0.65
Show 67290 18 43 42 +30 24 17 STF 2376 AC 2015 15 206 85.1 8.66 12.12 3.46
Show 67290 18 43 42 +30 24 17 SLE 112 AD 2015 8 168 29.1 8.66 12.90 4.24 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra SAO 67290 HIP 91863 Tycho2 2637-02280-1
Gaia DR2 2089741218621952256 HD 173384 BD BD+30 3281 Distance 202.84
Distance ly 661.66