19394+2942 SLE 658AB

 
 
19h 39m 22.65s +29 42' 28.3" P.A. 13 sep 6 mag 11.39,13.70 Sp B9
 
 
Coord 2000
19394+2942
Discov num
SLE 658
Comp
AB
Coord arcsec 2000
19 39 22.65 +29 42 28.3
Date first
1984
Date last
2013
Obs
4
Pa first
17
Pa last
13
P.A. Now (θ)
13°
Sep first
5.6
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
11.39
Mag sec
13.70
delta mag (ΔM)
2.31
Spectral class
B9 (blue-white)
Pri motion ra
-002
Sec motion ra
+017
Pri motion dec
-005
Sec motion dec
+036
Notes
rPM=1.135
This double is not physical.
 
 
19394+2942 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19394+2942 SLE 658 AB 1984 2013 4 13 6.0 11.39 13.70 2.31 <===
Show 19394+2942 FYM 134 AC 1997 2012 3 149 4.5 11.39 13.70 2.31
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
12.8
Precise sep
6
Constellation
Cygnus
last precise pa
12.8
last precise sep
6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19394+2942 SLE 658 AB 2013 4 13 6.0 11.39 13.70 B9 193922.65+294228.3

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