20028+3158 ES  359BC

 
 
20H 02M 50.52S +31 57' 10.5" P.A. 67 SEP 6.4 MAG 12.60,14.00 DIST. 286.53 PC (934.66 L.Y.)
 
 
Coord 2000
20028+3158
Discov num
ES  359
Comp
BC
Coord arcsec 2000
20 02 50.52 +31 57 10.5
Date first
1906
Date last
2002
Obs
3
Pa first
61
Pa last
67
P.A. Now (θ)
67°
Sep first
5.7
Sep last
6.4
Sep. Now (ρ)
6.4"
Mag pri
12.60
Mag sec
14.00
delta mag (ΔM)
1.4
Spectral class
Pri motion ra
+004
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
20028+3158 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 69307 20028+3158 ES 359 AB 1902 2002 5 134 30.1 6.51 12.60 6.09
Show 69307 20028+3158 ES 359 BC 1906 2002 3 67 6.4 12.60 14.00 1.40 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
K1III
Constellation
Cygnus
SAO
69307
HIP
98701
Tycho2
2674-05841-1
HD
190227
BD
BD+31 3905
Distance
286.53
Distance ly
934.66
last precise pa
66.6
last precise sep
6.362