20312+3332 J  1113

 
 
20h 31m 41.20s +33 17' 04.7" P.A. 55 sep 3.1 mag 10.70,13.60
 
 
Coord 2000
20312+3332
Discov num
J  1113
Comp
Coord arcsec 2000
20 31 41.20 +33 17 04.7
Date first
1915
Date last
2015
Obs
3
Pa first
50
Pa last
55
P.A. Now (θ)
55°
Sep first
2.6
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
10.70
Mag sec
13.60
delta mag (ΔM)
2.9
Spectral class
Pri motion ra
-010
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
54.9
Precise sep
3.084
Constellation
Cygnus
Tycho2
2689-00574-1
Gaia DR2
20725583616
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20312+3332 J 1113 1915 1 50 2.6 9.70 13.00 203130.00+333200.0
20312+3332 J 1113 2015 3 55 3.1 10.70 13.60 203141.20+331704.7

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