19564+3916 ALI 909BC

 
 
19H 56M 25.99S +39 15' 14.7" P.A. 319 SEP 3.7 MAG 12.90,14.10
 
 
Coord 2000
19564+3916
Discov num
ALI 909
Comp
BC
Coord arcsec 2000
19 56 25.99 +39 15 14.7
Date first
1998
Date last
2002
Obs
2
Pa first
320
Pa last
319
P.A. Now (θ)
319°
Sep first
3.7
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
12.90
Mag sec
14.10
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
+004
Sec motion ra
Pri motion dec
-025
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19564+3916 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19564+3916 ALI 909 AB 1929 2002 3 201 14.8 12.30 12.90 0.60
Show 19564+3916 ALI 909 AC 1998 2002 2 215 13.4 12.30 14.10 1.80
Show 19564+3916 ALI 909 BC 1998 2002 2 319 3.7 12.90 14.10 1.20 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
319.1
last precise sep
3.69