20371+2953 MLB 663

 
 
20h 37m 10.67s +29 52' 29.0" P.A. 265 sep 4.3 mag 12.40,14.40
 
 
Coord 2000
20371+2953
Discov num
MLB 663
Comp
Coord arcsec 2000
20 37 10.67 +29 52 29.0
Date first
1930
Date last
2015
Obs
4
Pa first
284
Pa last
265
P.A. Now (θ)
265°
Sep first
2.8
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
12.40
Mag sec
14.40
delta mag (ΔM)
2
Spectral class
Pri motion ra
+020
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
265.3
Precise sep
4.259
Constellation
Cygnus
Gaia DR2
03669690880
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20371+2953 MLB 663 1930 1 284 2.8 11.29 13.30 203707.34+295337.1
20371+2953 MLB 663 2002 4 267 4.0 12.40 14.40 203710.67+295229.0
20371+2953 MLB 663 2015 5 265 4.3 12.40 14.40 203710.67+295229.0

If you need more information about this double, apply for a data request form to the WDS.