19550+5826 HJ 2917

 
 
19h 55m 00.72s +58 26' 05.9" P.A. 290 sep 11.5 mag 11.64,12.79
 
 
Coord 2000
19550+5826
Discov num
HJ 2917
Comp
Coord arcsec 2000
19 55 00.72 +58 26 05.9
Date first
1831
Date last
2010
Obs
8
Pa first
290
Pa last
290
P.A. Now (θ)
290°
Sep first
8.0
Sep last
11.5
Sep. Now (ρ)
11.5"
Mag pri
11.64
Mag sec
12.79
delta mag (ΔM)
1.15
Spectral class
Pri motion ra
-001
Sec motion ra
-003
Pri motion dec
-001
Sec motion dec
-005
Notes
rPM=0.767
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
290.2
Precise sep
11.49
Constellation
Cygnus
Tycho2
3947-01592-1
last precise pa
290.2
last precise sep
11.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19550+5826 HJ 2917 2000 6 291 11.5 11.64 12.79 D 195500.72+582605.9
19550+5826 HJ 2917 2003 7 290 11.5 11.64 12.79 D 195500.72+582605.9
19550+5826 HJ 2917 2010 8 291 10.8 11.64 12.79 195500.72+582605.9

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