20309+3459 SEI 1145

 
 
20h 30m 52.56s +34 59' 15.1" P.A. 88.00 sep 7.7 mag 10.50,10.50
 
 
Coord 2000 20309+3459 Discov num SEI1145 Comp Coord arcsec 2000 20 30 52.56 +34 59 15.1
Date first 1896 Date last 2015 Obs 10
Pa first 88 Pa last 88.1 P.A. Now (θ) 88.1°
Sep first 7.7 Sep last 7.741 Sep. Now (ρ) 7.741"
Mag pri 10.50 Mag sec 10.50 delta mag (ΔM) 0 Spectral class
Pri motion ra -004 Sec motion ra -002
Pri motion dec -003 Sec motion dec -003
Notes
rPM=0.4
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2056541533744299136