20104+3356 COU1629

 
 
20h 10m 23.78s +33 55' 49.5" P.A. 155 sep 1.6 mag 9.60,9.90 Sp A0
 
 
Coord 2000
20104+3356
Discov num
COU1629
Comp
Coord arcsec 2000
20 10 23.78 +33 55 49.5
Date first
1977
Date last
2015
Obs
7
Pa first
155
Pa last
155
P.A. Now (θ)
155°
Sep first
1.4
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
9.60
Mag sec
9.90
delta mag (ΔM)
0.3
Spectral class
A0 (white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
155.3
Precise sep
1.595
Constellation
Cygnus
Tycho2
2679-02245-1
Gaia DR2
25300599040
HD
228072
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20104+3356 COU1629 2005 6 155 1.5 9.60 9.90 201023.78+335549.5
20104+3356 COU1629 2015 7 155 1.6 9.60 9.90 A0 201023.78+335549.5

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