19421+3132 ACA   5AD

 
 
19h 42m 08.59s +31 32' 26.6" P.A. 244 sep 21.5 mag 8.38,12.30 Sp F2 dist. 130.89 pc (426.96 l.y.)
 
 
Coord 2000
19421+3132
Discov num
ACA   5
Comp
AD
Coord arcsec 2000
19 42 08.59 +31 32 26.6
Date first
1893
Date last
2006
Obs
7
Pa first
238
Pa last
244
P.A. Now (θ)
244°
Sep first
23.2
Sep last
21.5
Sep. Now (ρ)
21.5"
Mag pri
8.38
Mag sec
12.30
delta mag (ΔM)
3.92
Spectral class
F2 (yellow-white)
Pri motion ra
+008
Sec motion ra
+010
Pri motion dec
-023
Sec motion dec
+003
Notes
rPM=1.071
This double is not physical.
 
 
19421+3132 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 68716 19421+3132 SEI 661 AB 1893 2006 6 138 13.1 8.38 11.44 3.06
Show 68716 19421+3132 ACA 5 AC 1998 2006 3 186 30.4 8.38 13.68 5.30
Show 68716 19421+3132 ACA 5 AD 1893 2006 7 244 21.5 8.38 12.30 3.92 <===
Show 68716 19421+3132 ACA 5 AE 1902 2006 5 37 34.5 8.38 12.75 4.37
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
243.8
Precise sep
21.52
Constellation
Cygnus
SAO
68716
HIP
96925
Tycho2
2656-02285-1
HD
331096
BD
BD+31 3723
Distance
130.89
Distance ly
426.96
last precise pa
243.8
last precise sep
21.52
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19421+3132 ACA 5 AD 2006 6 244 21.5 8.38 12.30 D 194208.59+313226.6

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