19434+4715 STTA190AC

 
 
19h 43m 22.49s +47 14' 41.0" P.A. 316 sep 67.2 mag 7.71,9.73 Sp B0V dist. 1149.43 pc (3749.44 l.y.)
 
 
Coord 2000
19434+4715
Discov num
STTA190
Comp
AC
Coord arcsec 2000
19 43 22.49 +47 14 41.0
Date first
1875
Date last
2008
Obs
19
Pa first
317
Pa last
316
P.A. Now (θ)
316°
Sep first
67.7
Sep last
67.2
Sep. Now (ρ)
67.2"
Mag pri
7.71
Mag sec
9.73
delta mag (ΔM)
2.02
Spectral class
B0V (blue-white)
Pri motion ra
-004
Sec motion ra
+000
Pri motion dec
-002
Sec motion dec
-002
Notes
rPM=0.894
This double is not physical.
 
 
19434+4715 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 48768 19434+4715 STTA190 AB 1878 2003 5 298 11.1 7.71 12.50 4.79
Show 48768 19434+4715 STTA190 AC 1875 2008 19 316 67.2 7.71 9.73 2.02 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
316.1
Precise sep
67.15
Constellation
Cygnus
SAO
48768
HIP
97045
Tycho2
3561-01293-1
HD
186618
BD
BD+46 2765
Distance
1149.43
Distance ly
3749.44
last precise pa
316.1
last precise sep
67.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19434+4715 STTA190 AC 1998 17 316 67.4 7.71 9.73 B0V D 194322.49+471441.0
19434+4715 STTA190 AC 2008 18 316 67.2 7.71 9.73 B0V D 194322.49+471441.0

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