13407+1957 STF 1772 AD

 
 
13h 40m 40.50s +19° 57' 20.4" P.A. 1.00 sep 208.7 mag 5.76,7.38 Sp A1V dist. 100.6 pc (328.16 l.y.)
 
 
Coord 2000 13407+1957 Discov num STF1772 Comp AD Coord arcsec 2000 13 40 40.50 +19 57 20.4
Date first 1865 Date last 2020 Obs 22
Pa first 2 Pa last 1.3 P.A. Now (θ) 1.3°
Sep first 207.2 Sep last 208.66 Sep. Now (ρ) 208.66"
Mag pri 5.76 Mag sec 7.38 delta mag (ΔM) 1.62 Spectral class A1V (white)
Pri motion ra -047 Sec motion ra -049
Pri motion dec +023 Sec motion dec +024
Notes N Z (See Notes, Parallax indicates components are physical)
rPM=0.041 (< 0.3, Physical double)
This double is physical.
 
 
13407+1957 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 1 Boo 82942 13 40 40 +19 57 20 STF 1772 AB 2019 127 133 4.4 5.76 9.60 3.84
Show 82942 13 40 40 +19 57 20 STF 1772 AC 2020 11 26 86.7 5.76 12.23 6.47
Show 82942 13 40 40 +19 57 20 STF 1772 AD 2020 22 1 208.7 5.76 7.38 1.62 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Bootes SAO 82942 HIP 66727 Tycho2 1462-00202-1
Gaia DR2 1249218214732128640 HD 119082 HR 5144 GC 18487
ADS 8991 BD BD+20 2859 Flamsteed 1 Bootis Flamsteed name 1 Boo
Distance 100.6 Distance ly 328.16