18385+3837 SLE 230AB

 
 
18h 38m 28.62s +38 42' 23.9" P.A. 225 sep 8.8 mag 10.50,11.60
 
 
Coord 2000
18385+3837
Discov num
SLE 230
Comp
AB
Coord arcsec 2000
18 38 28.62 +38 42 23.9
Date first
1982
Date last
2013
Obs
6
Pa first
223
Pa last
225
P.A. Now (θ)
225°
Sep first
9.2
Sep last
8.8
Sep. Now (ρ)
8.8"
Mag pri
10.50
Mag sec
11.60
delta mag (ΔM)
1.1
Spectral class
Pri motion ra
-002
Sec motion ra
-005
Pri motion dec
-009
Sec motion dec
-017
Notes
rPM=0.482
Nature of this double is uncertain.
 
 
18385+3837 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18385+3837 SLE 230 AB 1982 2013 6 225 8.8 10.50 11.60 1.10 <===
Show 18385+3837 SLE 230 AC 1982 2013 6 159 38.4 10.50 11.30 0.80
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
225.4
Precise sep
8.81
Cdsa2 id
SLE 230 AB
Constellation
Lyra
Ra deg
18.641283333333334
De deg
38.70663888888889
last precise pa
225.4
last precise sep
8.81
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18385+3837 SLE 230 AB 2006 3 220 9.1 10.50 11.60 D 183828.62+384223.9
18385+3837 SLE 230 AB 2013 6 225 8.8 10.50 11.60 183828.62+384223.9

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