09576+5018 ES 720 AB

09h 57m 35.87s +50° 18' 10.3" P.A. 93.00 sep 3.4 mag 10.54,13.90 Sp K2

Coord 2000 09576+5018 Discov num ES  720 Comp AB Coord arcsec 2000 09 57 35.87 +50 18 10.3
Date first 1909 Date last 2016 Obs 9
Pa first 91 Pa last 92.8 P.A. Now (θ) 92.8°
Sep first 3.1 Sep last 3.406 Sep. Now (ρ) 3.406"
Mag pri 10.54 Mag sec 13.90 delta mag (ΔM) 3.36 Spectral class K2 (yellow-orange)
Pri motion ra -145 Sec motion ra -098
Pri motion dec -185 Sec motion dec -189
Notes




rPM=0.201 (< 0.3, Physical double)

This double is physical.



09576+5018 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 27440 09 57 36 +50 18 10 ES 720 AB 2016 9 93 3.4 10.54 13.90 3.36 <===
Show HD 233688 27440 09 57 36 +50 18 10 UC 1851 AC 2015 3 288 120.0 10.54 12.47 1.93
Show 09 57 24 +50 18 47 RAO 240 Ca,Cb 2016 2 0 0.7 12.40 13.40 1.00


Quadruple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Ursa Major SAO 27440 Tycho2 3439-00210-1 Gaia DR2 826686891294551552
HD 233688 ADS 7590