20020+3522 ES  243

 
 
20h 01m 57.54s +35 22' 16.5" P.A. 279 sep 4.9 mag 10.81,12.00 Sp A0
 
 
Coord 2000
20020+3522
Discov num
ES  243
Comp
Coord arcsec 2000
20 01 57.54 +35 22 16.5
Date first
1905
Date last
2010
Obs
7
Pa first
295
Pa last
279
P.A. Now (θ)
279°
Sep first
4.8
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
10.81
Mag sec
12.00
delta mag (ΔM)
1.19
Spectral class
A0 (white)
Pri motion ra
+006
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
278.9
Precise sep
4.93
Constellation
Cygnus
Tycho2
2678-00736-1
HD
227194
last precise pa
278.9
last precise sep
4.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20020+3522 ES 243 1998 5 281 4.9 10.81 12.00 D 200157.54+352216.5
20020+3522 ES 243 2002 6 280 5.0 10.81 12.00 D 200157.54+352216.5
20020+3522 ES 243 2010 7 278 4.1 10.81 12.00 A0 200157.54+352216.5

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