02470+4705 AG 50 AB (HD 17180)

02h 46m 59.65s +47° 05' 02.6" P.A. 5.00 sep 11.6 mag 9.61,10.15 Sp A0

Coord 2000 02470+4705 Discov num AG   50 Comp AB Coord arcsec 2000 02 46 59.65 +47 05 02.6
Date first 1895 Date last 2018 Obs 21
Pa first 4 Pa last 4.8 P.A. Now (θ) 4.8°
Sep first 11.3 Sep last 11.58 Sep. Now (ρ) 11.58"
Mag pri 9.61 Mag sec 10.15 delta mag (ΔM) 0.54 Spectral class A0 (white)
Pri motion ra +005 Sec motion ra +004
Pri motion dec -006 Sec motion dec -005
Notes




rPM=0.181 (< 0.3, Physical double)

This double is physical.



02470+4705 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 17180 02 46 60 +47 05 03 AG 50 AB 2018 21 5 11.6 9.61 10.15 0.54 <===
Show 02 46 60 +47 05 03 SIN 4 AC 2014 7 42 85.0 9.61 13.09 3.48
Show 02 46 60 +47 05 03 SIN 4 AD 2014 6 289 107.7 9.61 14.65 5.04


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Name HD 17180 Constellation Perseus Tycho2 3300-02599-1 Gaia DR2 437302231367080576
HD 17180