20213+3758 SEI 1098 AB

 
 
20h 21m 21.32s +37 58' 23.5" P.A. 146.00 sep 21.7 mag 11.47,12.90
 
 
Coord 2000 20213+3758 Discov num SEI1098 Comp AB Coord arcsec 2000 20 21 21.32 +37 58 23.5
Date first 1895 Date last 2015 Obs 9
Pa first 146 Pa last 146 P.A. Now (θ) 146°
Sep first 22.5 Sep last 21.667 Sep. Now (ρ) 21.667"
Mag pri 11.47 Mag sec 12.90 delta mag (ΔM) 1.43 Spectral class
Pri motion ra +001 Sec motion ra +001
Pri motion dec -003 Sec motion dec +001
Notes N (See Notes)
rPM=1.265
This double is not physical.
 
 
20213+3758 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 21 21 +37 58 24 SEI 1098 AB 2015 9 146 21.7 11.47 12.90 1.43 <===
Show 20 21 21 +37 58 24 LDS 1040 AC 2015 9 74 206.3 11.47 11.00 0.47
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3152-00260-1 Gaia DR2 2061019363559314048