19511+3443 OLE   2

 
 
19h 51m 06.52s +34 42' 58.1" P.A. 309 sep 4 mag 12.50,13.90
 
 
Coord 2000
19511+3443
Discov num
OLE   2
Comp
Coord arcsec 2000
19 51 06.52 +34 42 58.1
Date first
1940
Date last
2012
Obs
8
Pa first
352
Pa last
309
P.A. Now (θ)
309°
Sep first
3.0
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
12.50
Mag sec
13.90
delta mag (ΔM)
1.4
Spectral class
Pri motion ra
-002
Sec motion ra
Pri motion dec
-017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309.2
Precise sep
4.02
Constellation
Cygnus
last precise pa
309.2
last precise sep
4.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19511+3443 OLE 2 1970 3 339 3.5 11.72 13.10 195100.55+344311.8
19511+3443 OLE 2 1998 4 338 4.7 12.50 13.90 D 195106.52+344258.1
19511+3443 OLE 2 2002 5 338 4.6 12.50 13.90 D 195106.52+344258.1
19511+3443 OLE 2 2009 6 309 3.9 12.50 13.90 D 195106.52+344258.1
19511+3443 OLE 2 2012 8 309 4.0 12.50 13.90 195106.52+344258.1

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