20288+3810 ES  206

 
 
20h 28m 49.36s +38 10' 23.2" P.A. 124 sep 4.2 mag 9.85,10.49
 
 
Coord 2000
20288+3810
Discov num
ES  206
Comp
Coord arcsec 2000
20 28 49.36 +38 10 23.2
Date first
1896
Date last
2018
Obs
17
Pa first
121
Pa last
124
P.A. Now (θ)
124°
Sep first
3.9
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
9.85
Mag sec
10.49
delta mag (ΔM)
0.64
Spectral class
Pri motion ra
-036
Sec motion ra
+000
Pri motion dec
+039
Sec motion dec
-006
Notes
N (See Notes)
rPM=1.086
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
124.1
Precise sep
4.162
Constellation
Cygnus
SAO
70084
Tycho2
3152-01326-1
Gaia DR2
96352101504
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20288+3810 ES 206 1998 10 123 3.9 9.85 10.49 D 202849.36+381023.2
20288+3810 ES 206 2008 12 124 4.0 9.85 10.49 D 202849.36+381023.2
20288+3810 ES 206 2015 16 124 4.1 9.85 10.49 N 202849.36+381023.2

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