21045+2457 SLE 520 AB

 
 
21h 04m 29.23s +24° 57' 03.5" P.A. 346.00 sep 34.6 mag 9.73,11.62 Sp K2
 
 
Coord 2000 21045+2457 Discov num SLE 520 Comp AB Coord arcsec 2000 21 04 29.23 +24 57 03.5
Date first 1891 Date last 2023 Obs 11
Pa first 346 Pa last 345.7 P.A. Now (θ) 345.7°
Sep first 34.0 Sep last 34.58 Sep. Now (ρ) 34.58"
Mag pri 9.73 Mag sec 11.62 delta mag (ΔM) 1.89 Spectral class K2 (yellow-orange)
Pri motion ra +002 Sec motion ra -002
Pri motion dec +005 Sec motion dec +005
Notes U (Proper motion indicates non-physical)
rPM=0.743
This double is not physical.
 
 
21045+2457 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 04 29 +24 57 04 SLE 520 AB 2023 11 346 34.6 9.73 11.62 1.89 <===
Show 21 04 29 +24 57 04 SLE 520 AC 2023 12 144 43.5 9.73 12.12 2.39
Show 21 04 29 +24 57 37 POU 5131 BD 2023 9 118 17.9 11.62 13.00 1.38
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1841291791634562176