11387+4507 STF 1561 AC

 
 
11h 38m 44.90s +45° 06' 30.3" P.A. 90.00 sep 176.8 mag 6.53,9.46 Sp G0V+F2 dist. 23.25 pc (75.84 l.y.)
 
 
Coord 2000 11387+4507 Discov num STF1561 Comp AC Coord arcsec 2000 11 38 44.90 +45 06 30.3
Date first 1782 Date last 2015 Obs 28
Pa first 86 Pa last 89.6 P.A. Now (θ) 89.6°
Sep first 32.4 Sep last 176.847 Sep. Now (ρ) 176.847"
Mag pri 6.53 Mag sec 9.46 delta mag (ΔM) 2.93 Spectral class G0V+F2 (yellow/yellow-white)
Pri motion ra -594 Sec motion ra +002
Pri motion dec +015 Sec motion dec +003
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=1.003
This double is not physical.
 
 
11387+4507 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 101177 43841 11 38 45 +45 06 30 STF 1561 AB 2019 161 246 8.9 6.53 8.23 1.70 Y
Show 43841 11 38 45 +45 06 30 STF 1561 AC 2015 28 90 176.8 6.53 9.46 2.93 <===
Show 43841 11 38 45 +45 06 30 STF 1561 AD 2015 5 76 718.2 6.53 7.56 1.03
Show 43841 11 38 45 +45 06 30 STF 1561 AE 2015 13 338 60.7 6.53 12.08 5.55
Show 11 38 44 +45 06 27 STF 1561 BC 2015 20 89 179.6 8.23 9.46 1.23
Show 11 38 44 +45 06 27 STF 1561 BE 2015 10 347 61.7 8.23 12.08 3.85
Show 11 39 00 +45 06 31 STF 1561 CD 2015 6 72 553.1 9.46 7.56 1.90
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Major SAO 43841 HIP 56809 Tycho2 3452-01883-1
HD 101177 HR 4486 ADS 8250 GL Gl 433.2A
BD BD+45 1947 Distance 23.25 Distance ly 75.84