18388+2823 SLE 103

 
 
18h 38m 43.59s +28 23' 26.0" P.A. 14 sep 8.3 mag 11.71,13.40
 
 
Coord 2000
18388+2823
Discov num
SLE 103
Comp
Coord arcsec 2000
18 38 43.59 +28 23 26.0
Date first
2000
Date last
2010
Obs
3
Pa first
13
Pa last
14
P.A. Now (θ)
14°
Sep first
8.7
Sep last
8.3
Sep. Now (ρ)
8.3"
Mag pri
11.71
Mag sec
13.40
delta mag (ΔM)
1.69
Spectral class
Pri motion ra
-002
Sec motion ra
+000
Pri motion dec
+008
Sec motion dec
+007
Notes
rPM=0.271 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
13.7
Precise sep
8.32
Constellation
Lyra
Tycho2
2119-00819-1
last precise pa
13.7
last precise sep
8.32
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18388+2823 SLE 103   0   11.71 13.40 183843.59+282326.0
18388+2823 SLE 103   0   11.71 13.40 183843.59+282326.0
18388+2823 SLE 103 1982 1 253 11.1 11.71 12.40 183843.60+282325.9
18388+2823 SLE 103 2000 1 13 8.7 11.71 13.40 183843.59+282326.0
18388+2823 SLE 103 2002 2 13 8.7 11.71 13.40 183843.59+282326.0
18388+2823 SLE 103 2010 3 12 8.2 11.71 13.40 183843.59+282326.0

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