13407+1957 STF 1772 AB (1 Boo)

 
 
13h 40m 40.50s +19° 57' 20.4" P.A. 133.00 sep 4.4 mag 5.76,9.60 Sp A1V dist. 100.6 pc (328.16 l.y.)
 
 
Coord 2000 13407+1957 Discov num STF1772 Comp AB Coord arcsec 2000 13 40 40.50 +19 57 20.4
Date first 1827 Date last 2019 Obs 127
Pa first 140 Pa last 132.5 P.A. Now (θ) 132.5°
Sep first 6.0 Sep last 4.42 Sep. Now (ρ) 4.42"
Mag pri 5.76 Mag sec 9.60 delta mag (ΔM) 3.84 Spectral class A1V (white)
Pri motion ra -054 Sec motion ra -047
Pri motion dec +023 Sec motion dec +023
Notes N (See Notes)
rPM=0.119 (< 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
 
 
Name 1 Boo Constellation Bootes SAO 82942 HIP 66727
Tycho2 1462-00202-1 Gaia DR2 1249218214732128640 HD 119055 HR 5144
GC 18485 ADS 8991 BD BD+20 2858 Flamsteed 1 Bootis
Flamsteed name 1 Boo Distance 100.6 Distance ly 328.16