02501+5356 ES 51 AB

02h 50m 15.25s +53° 55' 14.5" P.A. 308.00 sep 68.3 mag 10.38,11.40

Coord 2000 02501+5356 Discov num ES   51 Comp AB Coord arcsec 2000 02 50 15.25 +53 55 14.5
Date first 1901 Date last 2015 Obs 10
Pa first 320 Pa last 307.7 P.A. Now (θ) 307.7°
Sep first 70.0 Sep last 68.327 Sep. Now (ρ) 68.327"
Mag pri 10.38 Mag sec 11.40 delta mag (ΔM) 1.02 Spectral class
Pri motion ra +020 Sec motion ra +013
Pri motion dec -007 Sec motion dec -015
Notes




rPM=0.502

Nature of this double is uncertain.



02501+5356 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 02 50 15 +53 55 14 ES 51 AB 2015 10 308 68.3 10.38 11.40 1.02 <===
Show 02 50 09 +53 55 57 ES 51 BC 2015 6 260 2.5 11.40 11.60 0.20


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Perseus Tycho2 3700-00555-1 Gaia DR2 453467599212146176