18462+4408 ARY  54AC

 
 
18h 46m 12.21s +44 08' 08.3" P.A. 48 sep 75.8 mag 8.11,8.90 Sp A5 dist. 292.4 pc (953.81 l.y.)
 
 
Coord 2000
18462+4408
Discov num
ARY  54
Comp
AC
Coord arcsec 2000
18 46 12.21 +44 08 08.3
Date first
1893
Date last
2014
Obs
13
Pa first
47
Pa last
48
P.A. Now (θ)
48°
Sep first
75.9
Sep last
75.8
Sep. Now (ρ)
75.8"
Mag pri
8.11
Mag sec
8.90
delta mag (ΔM)
0.79
Spectral class
A5 (white)
Pri motion ra
+001
Sec motion ra
+005
Pri motion dec
+012
Sec motion dec
+008
Notes
U (Proper motion indicates non-physical)
rPM=0.47
This double is not physical.
 
 
18462+4408 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 47781 18462+4408 HDS2662 AB 1991 1991 1 259 0.7 8.19 11.28 3.09
Show 47781 18462+4408 ARY 54 AC 1893 2014 13 48 75.8 8.11 8.90 0.79 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
47.8
Precise sep
75.8
Constellation
Lyra
SAO
47781
HIP
92096
Tycho2
3130-01670-1
HD
173978
BD
BD+43 3066
Distance
292.4
Distance ly
953.81
last precise pa
47.8
last precise sep
75.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18462+4408 ARY 54 AC 2003 9 48 75.2 8.11 8.90 A5 D 184612.22+440808.3
18462+4408 ARY 54 AC 2008 10 47 76.9 8.11 8.90 A5 D 184612.22+440808.3
18462+4408 ARY 54 AC 2010 11 49 76.1 8.11 8.90 A5 UD 184612.22+440808.3
18462+4408 ARY 54 AC 2014 13 48 75.8 8.11 8.90 A5 U 184612.22+440808.3

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