20595+5013 BU   68

 
 
20h 59m 28.27s +50 12' 41.0" P.A. 149 sep 2 mag 9.20,9.68 Sp A5
 
 
Coord 2000
20595+5013
Discov num
BU   68
Comp
Coord arcsec 2000
20 59 28.27 +50 12 41.0
Date first
1872
Date last
2016
Obs
30
Pa first
170
Pa last
149
P.A. Now (θ)
149°
Sep first
1.5
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
9.20
Mag sec
9.68
delta mag (ΔM)
0.48
Spectral class
A5 (white)
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
-010
Sec motion dec
-010
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
149.1
Precise sep
1.977
Cdsa2 id
BU 68
Constellation
Cygnus
Tycho2
3583-00981-1
HD
200101
Ra deg
20.991186111111112
De deg
50.21138888888889
last precise pa
149.1
last precise sep
1.977
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20595+5013 BU 68 2001 22 149 1.8 9.20 9.68 A5 D 205928.27+501241.0
20595+5013 BU 68 2006 23 149 1.9 9.20 9.68 A5 D 205928.27+501241.0
20595+5013 BU 68 2009 25 149 1.9 9.20 9.68 A5 D 205928.27+501241.0
20595+5013 BU 68 2010 27 149 1.9 9.20 9.68 A5 D 205928.27+501241.0
20595+5013 BU 68 2012 28 149 1.9 9.20 9.68 A5 205928.27+501241.0
20595+5013 BU 68 2015 29 149 1.9 9.20 9.68 A5 205928.27+501241.0
20595+5013 BU 68 2016 30 149 2.0 9.20 9.68 A5 205928.27+501241.0

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