18120+5110 AG  359AB

 
 
18H 11M 58.47S +51 10' 09.3" P.A. 306 SEP 23.6 MAG 9.75,10.13 SP G2V
 
 
Coord 2000
18120+5110
Discov num
AG  359
Comp
AB
Coord arcsec 2000
18 11 58.47 +51 10 09.3
Date first
1901
Date last
2008
Obs
13
Pa first
307
Pa last
306
P.A. Now (θ)
306°
Sep first
23.2
Sep last
23.6
Sep. Now (ρ)
23.6"
Mag pri
9.75
Mag sec
10.13
delta mag (ΔM)
0.38
Spectral class
G2V (yellow)
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
+032
Sec motion dec
+034
Notes
Nature of this double is uncertain.
 
 
18120+5110 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 30802 18120+5110 AG 359 AB 1901 2008 13 306 23.6 9.75 10.13 0.38 <===
Show 30802 18120+5110 AG 359 AC 1901 2003 6 334 10.9 9.75 11.84 2.09
Show 30802 18120+5110 ABH 96 AD 1988 2003 3 298 62.3 9.75 13.07 3.32
Show 30802 18120+5110 ABH 96 AE 1988 2003 3 8 77.5 9.75 14.31 4.56
Show 30802 18120+5110 ABH 96 AF 1988 2003 3 17 47.7 9.75 14.73 4.98
Show 30801 18120+5110 AG 359 BC 1901 2008 7 107 15.0 10.13 11.84 1.71
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
SAO
30802
Tycho2
3537-00123-1
HD
234580
last precise pa
305.7
last precise sep
23.59