00220+4913 BWL 3 AD

 
 
00h 21m 57.84s +49° 12' 37.9" P.A. 358.00 sep 5.9 mag 8.60,16.50 Sp M2.5V
 
 
Coord 2000 00220+4913 Discov num BWL   3 Comp AD Coord arcsec 2000 00 21 57.84 +49 12 37.9
Date first 2011 Date last 2013 Obs 2
Pa first 1 Pa last 357.8 P.A. Now (θ) 357.8°
Sep first 5.8 Sep last 5.894 Sep. Now (ρ) 5.894"
Mag pri 8.60 Mag sec 16.50 delta mag (ΔM) 7.9 Spectral class M2.5V (red)
Pri motion ra +221 Sec motion ra
Pri motion dec -033 Sec motion dec
Notes N U K (See Notes, Proper motion indicates non-physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is not physical.
 
 
00220+4913 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 00 21 58 +49 12 38 SKF 1600 AB 2019 11 303 2.3 11.90 14.40 2.50
Show 00 21 58 +49 12 38 BWL 3 AC 2014 3 94 2.7 8.60 18.20 9.60
Show 00 21 58 +49 12 38 BWL 3 AD 2013 2 358 5.9 8.60 16.50 7.90 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cassiopeia Gaia DR2 394177942214683520