19386+2928 SLE 656AB

 
 
19h 38m 34.26s +29 27' 44.7" P.A. 313 sep 8.9 mag 11.50,11.70
 
 
Coord 2000
19386+2928
Discov num
SLE 656
Comp
AB
Coord arcsec 2000
19 38 34.26 +29 27 44.7
Date first
1984
Date last
2013
Obs
4
Pa first
313
Pa last
313
P.A. Now (θ)
313°
Sep first
8.7
Sep last
8.9
Sep. Now (ρ)
8.9"
Mag pri
11.50
Mag sec
11.70
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+017
Sec motion ra
+007
Pri motion dec
-004
Sec motion dec
-008
Notes
rPM=0.617
Nature of this double is uncertain.
 
 
19386+2928 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19386+2928 SLE 656 AB 1984 2013 4 313 8.9 11.50 11.70 0.20 <===
Show 19386+2928 SLE 656 AC 1984 2013 4 219 11.9 11.50 11.80 0.30
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
312.8
Precise sep
8.94
Constellation
Cygnus
last precise pa
312.8
last precise sep
8.94
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19386+2928 SLE 656 AB 1997 2 313 8.7 11.50 11.70 D 193834.26+292744.7
19386+2928 SLE 656 AB 2002 3 313 8.7 11.50 11.70 D 193834.26+292744.7
19386+2928 SLE 656 AB 2013 4 313 8.9 11.50 11.70 193834.26+292744.7

If you need more information about this double, apply for a data request form to the WDS.