19397+2832 SLE 660

 
 
19h 39m 40.39s +28 31' 56.7" P.A. 237 sep 14.4 mag 12.52,13.00
 
 
Coord 2000
19397+2832
Discov num
SLE 660
Comp
Coord arcsec 2000
19 39 40.39 +28 31 56.7
Date first
1895
Date last
2010
Obs
6
Pa first
237
Pa last
237
P.A. Now (θ)
237°
Sep first
13.8
Sep last
14.4
Sep. Now (ρ)
14.4"
Mag pri
12.52
Mag sec
13.00
delta mag (ΔM)
0.48
Spectral class
Pri motion ra
-003
Sec motion ra
-006
Pri motion dec
-001
Sec motion dec
-004
Notes
rPM=0.588
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
236.9
Precise sep
14.39
Cdsa2 id
SLE 660
Constellation
Cygnus
Ra deg
19.66121944444444
De deg
28.532416666666666
last precise pa
236.9
last precise sep
14.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19397+2832 SLE 660 1997 4 237 14.5 12.52 13.00 D 193940.39+283156.7
19397+2832 SLE 660 2002 5 237 14.5 12.52 13.00 D 193940.39+283156.7
19397+2832 SLE 660 2010 6 237 13.9 12.52 13.00 193940.39+283156.7

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