20205+5140 TDT2189

 
 
20h 20m 31.30s +51 39' 41.9" P.A. 300 sep 0.9 mag 11.44,11.50
 
 
Coord 2000
20205+5140
Discov num
TDT2189
Comp
Coord arcsec 2000
20 20 31.30 +51 39 41.9
Date first
1991
Date last
1991
Obs
1
Pa first
300
Pa last
300
P.A. Now (θ)
300°
Sep first
0.9
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
11.44
Mag sec
11.50
delta mag (ΔM)
0.06
Spectral class
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
299.9
Precise sep
0.89
Constellation
Cygnus
Tycho2
3584-01710-1
Gaia DR2
38620197248
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20205+5140 TDT2189 1991 1 300 0.9 11.44 11.50 202031.30+513941.9

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