20095+4752 BLL 45 (SV Cyg)

 
 
20h 09m 30.09s +47 52' 17.2" P.A. 140.00 sep 145.4 mag 9.01,9.92 Sp N dist. 980.39 pc (3198.03 l.y.)
 
 
Coord 2000 20095+4752 Discov num BLL  45 Comp Coord arcsec 2000 20 09 30.09 +47 52 17.2
Date first 1879 Date last 2019 Obs 15
Pa first 140 Pa last 139.5 P.A. Now (θ) 139.5°
Sep first 145.2 Sep last 145.37 Sep. Now (ρ) 145.37"
Mag pri 9.01 Mag sec 9.92 delta mag (ΔM) 0.91 Spectral class N (deep red)
Pri motion ra -001 Sec motion ra -011
Pri motion dec -004 Sec motion dec -008
Notes N (See Notes)
rPM=0.792
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name SV Cyg Constellation Cygnus HIP 99310 Tycho2 3563-00462-1
Gaia DR2 2082896582641906816 HD 191738 DM BD+47 3034 BD BD+47 3031
Distance 980.39 Distance ly 3198.03