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
Constellation
Cygnus
Tycho2
2150-04696-1
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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