20117+3745 SLE 958 AB

20h 11m 40.42s +37° 45' 16.8" P.A. 322.00 sep 17.9 mag 11.80,12.30

Coord 2000 20117+3745 Discov num SLE 958 Comp AB Coord arcsec 2000 20 11 40.42 +37 45 16.8
Date first 1985 Date last 2015 Obs 7
Pa first 321 Pa last 321.6 P.A. Now (θ) 321.6°
Sep first 17.9 Sep last 17.946 Sep. Now (ρ) 17.946"
Mag pri 11.80 Mag sec 12.30 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -001 Sec motion ra +003
Pri motion dec -004 Sec motion dec +003
Notes




rPM=1.9

This double is not physical.



20117+3745 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 11 40 +37 45 17 SLE 958 AB 2015 7 322 17.9 11.80 12.30 0.50 <===
Show 20 11 40 +37 45 17 SLE 958 AC 2015 8 6 19.7 11.80 12.30 0.50


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Tycho2 3151-01711-1 Gaia DR2 2060816194458072320