20017+5238 TDT1921

 
 
20h 01m 41.47s +52 37' 45.4" P.A. 121 sep 0.4 mag 10.35,10.36
 
 
Coord 2000
20017+5238
Discov num
TDT1921
Comp
Coord arcsec 2000
20 01 41.47 +52 37 45.4
Date first
1991
Date last
1991
Obs
1
Pa first
121
Pa last
121
P.A. Now (θ)
121°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.35
Mag sec
10.36
delta mag (ΔM)
0.01
Spectral class
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
120.8
Precise sep
0.44
Constellation
Cygnus
Tycho2
3936-00389-1
last precise pa
120.8
last precise sep
0.44
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20017+5238 TDT1921 1991 1 121 0.4 10.35 10.36 200141.47+523745.4

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