20227+4748 OPI9005

 
 
20h 22m 44.83s +47 47' 44.4" P.A. 231 sep 29.5 mag 9.20,10.00 Sp A0
 
 
Coord 2000
20227+4748
Discov num
OPI9005
Comp
Coord arcsec 2000
20 22 44.83 +47 47 44.4
Date first
1901
Date last
2010
Obs
12
Pa first
229
Pa last
231
P.A. Now (θ)
231°
Sep first
32.8
Sep last
29.5
Sep. Now (ρ)
29.5"
Mag pri
9.20
Mag sec
10.00
delta mag (ΔM)
0.8
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
+015
Pri motion dec
-014
Sec motion dec
+017
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
230.7
last precise sep
29.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20227+4748 OPI9005 2010 5 231 29.5 9.20 10.00 A0 202244.83+474744.4

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