03559+3209 BU 540 AC

03h 55m 54.85s +32° 09' 17.8" P.A. 58.00 sep 57.2 mag 9.07,8.67 Sp A0 dist. 215.98 pc (704.53 l.y.)

Coord 2000 03559+3209 Discov num BU  540 Comp AC Coord arcsec 2000 03 55 54.85 +32 09 17.8
Date first 1878 Date last 2015 Obs 22
Pa first 57 Pa last 57.9 P.A. Now (θ) 57.9°
Sep first 57.1 Sep last 57.178 Sep. Now (ρ) 57.178"
Mag pri 9.07 Mag sec 8.67 delta mag (ΔM) 0.4 Spectral class A0 (white)
Pri motion ra +008 Sec motion ra +007
Pri motion dec -013 Sec motion dec -010
Notes Z (Parallax indicates components are physical)




rPM=0.207 (< 0.3, Physical double)

This double is physical.



03559+3209 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 24601 56819 03 55 55 +32 09 18 BU 540 AB 2015 13 321 1.4 9.06 11.55 2.49
Show 56819 03 55 55 +32 09 18 BU 540 AC 2015 22 58 57.2 9.07 8.67 0.40 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Perseus SAO 56819 HIP 18397 Tycho2 2361-02624-1
Gaia DR2 168827708342562560 HD 24600 ADS 2866 BD BD+31 670
Distance 215.98 Distance ly 704.53