20150+3500 ES  205

 
 
20h 15m 01.11s +34 59' 38.5" P.A. 197 sep 7.4 mag 9.22,11.60 Sp A2V
 
 
Coord 2000
20150+3500
Discov num
ES  205
Comp
Coord arcsec 2000
20 15 01.11 +34 59 38.5
Date first
1896
Date last
2010
Obs
9
Pa first
201
Pa last
197
P.A. Now (θ)
197°
Sep first
7.2
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
9.22
Mag sec
11.60
delta mag (ΔM)
2.38
Spectral class
A2V (white)
Pri motion ra
-004
Sec motion ra
-002
Pri motion dec
-008
Sec motion dec
-013
Notes
N (See Notes)
rPM=0.409
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
197.2
Precise sep
7.37
Constellation
Cygnus
SAO
69690
Tycho2
2680-00591-1
HD
192711
last precise pa
197.2
last precise sep
7.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20150+3500 ES 205 1999 7 197 7.1 9.22 11.60 A2V N D 201501.11+345938.5
20150+3500 ES 205 2002 8 198 7.1 9.22 11.60 A2V N D 201501.11+345938.5
20150+3500 ES 205 2010 9 198 7.1 9.22 11.60 A2V N 201501.11+345938.5

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