02217+5345 OPI 1 AD

02h 21m 39.54s +53° 44' 24.4" P.A. 137.00 sep 105.5 mag 10.45,11.35

Coord 2000 02217+5345 Discov num OPI   1 Comp AD Coord arcsec 2000 02 21 39.54 +53 44 24.4
Date first 1903 Date last 2015 Obs 13
Pa first 137 Pa last 136.9 P.A. Now (θ) 136.9°
Sep first 104.3 Sep last 105.468 Sep. Now (ρ) 105.468"
Mag pri 10.45 Mag sec 11.35 delta mag (ΔM) 0.9 Spectral class
Pri motion ra +001 Sec motion ra +011
Pri motion dec -005 Sec motion dec -004
Notes




rPM=0.859

This double is not physical.



02217+5345 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 02 21 40 +53 44 24 HJ 2128 AB 2015 12 49 9.3 10.45 12.00 1.55
Show 02 21 40 +53 44 24 OPI 1 AC 2015 8 103 16.3 10.45 13.70 3.25
Show 02 21 40 +53 44 24 OPI 1 AD 2015 13 137 105.5 10.45 11.35 0.90 <===


Quadruple system
4 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Perseus Tycho2 3686-00140-1 Gaia DR2 455525953701908736