00538+5242 STF 70 AB (HD 5128)

 
 
00h 53m 47.53s +52 41' 21.6" P.A. 247.00 sep 8.3 mag 6.33,9.49 Sp A0 dist. 88.42 pc (288.43 l.y.)
 
 
Coord 2000 00538+5242 Discov num STF  70 Comp AB Coord arcsec 2000 00 53 47.53 +52 41 21.6
Date first 1831 Date last 2016 Obs 35
Pa first 243 Pa last 246.9 P.A. Now (θ) 246.9°
Sep first 9.0 Sep last 8.288 Sep. Now (ρ) 8.288"
Mag pri 6.33 Mag sec 9.49 delta mag (ΔM) 3.16 Spectral class A0 (white)
Pri motion ra +075 Sec motion ra +075
Pri motion dec -021 Sec motion dec -021
Notes
Nature of this double is uncertain.
 
 
00538+5242 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 5128 21814 00 53 48 +52 41 22 STF 70 AB 2016 35 247 8.3 6.33 9.49 3.16 <===
Show 21814 00 53 48 +52 41 22 STF 70 AC 2015 14 154 73.2 6.33 11.04 4.71
Show 00 53 51 +52 40 16 STF 70 CD 2003 4 86 1.5 11.04 11.40 0.36
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 5128 Constellation Cassiopeia SAO 21814 HIP 4212
Tycho2 3668-00795-1 Gaia DR2 416803559352939008 HD 5128 HR 250
GC 1068 ADS 735 BD BD+51 179 Distance 88.42
Distance ly 288.43