21087+3719 SEI 1415

 
 
21h 08m 42.94s +37° 19' 30.4" P.A. 256.00 sep 31.7 mag 11.30,12.99
 
 
Coord 2000 21087+3719 Discov num SEI1415 Comp Coord arcsec 2000 21 08 42.94 +37 19 30.4
Date first 1896 Date last 2015 Obs 9
Pa first 256 Pa last 255.7 P.A. Now (θ) 255.7°
Sep first 28.3 Sep last 31.722 Sep. Now (ρ) 31.722"
Mag pri 11.30 Mag sec 12.99 delta mag (ΔM) 1.69 Spectral class
Pri motion ra +025 Sec motion ra -006
Pri motion dec -003 Sec motion dec -009
Notes
rPM=1.254
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2713-00967-1 Gaia DR2 1868820504788771712