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
Constellation
Lyra
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

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