19568+4416 STU  12AC

 
 
19h 56m 50.15s +44 16' 16.0" P.A. 134 sep 33 mag 7.91,12.73 Sp A0p dist. 357.14 pc (1164.99 l.y.)
 
 
Coord 2000
19568+4416
Discov num
STU  12
Comp
AC
Coord arcsec 2000
19 56 50.15 +44 16 16.0
Date first
1892
Date last
2013
Obs
7
Pa first
135
Pa last
134
P.A. Now (θ)
134°
Sep first
34.5
Sep last
33.0
Sep. Now (ρ)
33"
Mag pri
7.91
Mag sec
12.73
delta mag (ΔM)
4.82
Spectral class
A0p (white)
Pri motion ra
+004
Sec motion ra
+002
Pri motion dec
+002
Sec motion dec
+007
Notes
rPM=0.74
Nature of this double is uncertain.
 
 
19568+4416 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 49005 19568+4416 STT 391 AB 1843 2013 16 51 17.8 7.91 10.55 2.64
Show 49005 19568+4416 STU 12 AC 1892 2013 7 134 33.0 7.91 12.73 4.82 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
133.5
Precise sep
33.03
Constellation
Cygnus
SAO
49005
HIP
98156
Tycho2
3149-01558-1
HD
189160
BD
BD+43 3422
Distance
357.14
Distance ly
1164.99
last precise pa
133.5
last precise sep
33.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19568+4416 STU 12 AC 2000 5 133 33.4 7.92   A0p D 195650.15+441616.0
19568+4416 STU 12 AC 2003 6 133 33.1 7.90 12.70 A0p D 195650.15+441616.0
19568+4416 STU 12 AC 2013 7 134 33.0 7.91 12.73 A0p 195650.15+441616.0

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