20306+3525 COU1961

 
 
20h 30m 31.50s +35 25' 58.2" P.A. 205 sep 0.4 mag 10.76,10.90
 
 
Coord 2000
20306+3525
Discov num
COU1961
Comp
Coord arcsec 2000
20 30 31.50 +35 25 58.2
Date first
1981
Date last
2016
Obs
5
Pa first
205
Pa last
205
P.A. Now (θ)
205°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.76
Mag sec
10.90
delta mag (ΔM)
0.14
Spectral class
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
204.6
Precise sep
0.43
Constellation
Cygnus
Tycho2
2693-00416-1
Gaia DR2
22825901440
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20306+3525 COU1961 1991 2 207 0.4 10.76 10.90 203031.50+352558.2
20306+3525 COU1961 2008 4 209 0.5 10.76 10.90 203031.50+352558.2
20306+3525 COU1961 2016 5 205 0.4 10.76 10.90 203031.50+352558.2

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