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
Cdsa2 id
OLE 2
Constellation
Cygnus
Ra deg
19.85181111111111
De deg
34.71613888888889
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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