20017+5806 AG  395

 
 
20h 01m 40.41s +58 05' 45.5" P.A. 357 sep 4.3 mag 9.46,10.07 Sp A
 
 
Coord 2000
20017+5806
Discov num
AG  395
Comp
Coord arcsec 2000
20 01 40.41 +58 05 45.5
Date first
1904
Date last
2016
Obs
13
Pa first
358
Pa last
357
P.A. Now (θ)
357°
Sep first
4.1
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
9.46
Mag sec
10.07
delta mag (ΔM)
0.61
Spectral class
A (white)
Pri motion ra
-001
Sec motion ra
+000
Pri motion dec
-015
Sec motion dec
+011
Notes
rPM=1.731
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
357
Precise sep
4.319
Constellation
Cygnus
Tycho2
3944-00678-1
HD
190380
last precise pa
356.9
last precise sep
4.312
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20017+5806 AG 395 2003 9 358 4.3 9.46 10.07 A D 200140.41+580545.5
20017+5806 AG 395 2011 11 357 4.2 9.46 10.07 A 200140.41+580545.5
20017+5806 AG 395 2016 13 357 4.3 9.46 10.07 A 200140.41+580545.5

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