20027+2939 COU1473

 
 
20h 02m 41.33s +29 38' 49.7" P.A. 346 sep 0.6 mag 9.49,9.73 Sp A7II
 
 
Coord 2000
20027+2939
Discov num
COU1473
Comp
Coord arcsec 2000
20 02 41.33 +29 38 49.7
Date first
1976
Date last
2016
Obs
13
Pa first
1
Pa last
346
P.A. Now (θ)
346°
Sep first
0.5
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
9.49
Mag sec
9.73
delta mag (ΔM)
0.24
Spectral class
A7II (white)
Pri motion ra
+021
Sec motion ra
+021
Pri motion dec
+005
Sec motion dec
+005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
345.9
Precise sep
0.63
Constellation
Cygnus
SAO
88114
Tycho2
2153-02174-1
Gaia DR2
07657032064
HD
333412
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20027+2939 COU1473 2007 8 346 0.6 9.49 9.73 A7II 200241.33+293849.7
20027+2939 COU1473 2009 12 346 0.6 9.49 9.73 A7II 200241.33+293849.7
20027+2939 COU1473 2016 13 346 0.6 9.49 9.73 A7II 200241.33+293849.7

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