19539+3923 SEI 719

 
 
19h 53m 54.52s +39 22' 40.5" P.A. 60 sep 15.9 mag 11.51,12.23
 
 
Coord 2000
19539+3923
Discov num
SEI 719
Comp
Coord arcsec 2000
19 53 54.52 +39 22 40.5
Date first
1895
Date last
2010
Obs
10
Pa first
60
Pa last
60
P.A. Now (θ)
60°
Sep first
16.1
Sep last
15.9
Sep. Now (ρ)
15.9"
Mag pri
11.51
Mag sec
12.23
delta mag (ΔM)
0.72
Spectral class
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-002
Sec motion dec
+000
Notes
rPM=0.707
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
59.9
Precise sep
15.93
Constellation
Cygnus
Tycho2
3141-00015-1
last precise pa
59.9
last precise sep
15.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19539+3923 SEI 719 2006 8 58 16.4 11.51 12.23 D 195354.52+392240.5
19539+3923 SEI 719 2010 10 60 15.9 11.51 12.23 195354.52+392240.5

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