18509+1108 HEI9011

 
 
18h 50m 55.97s +11 07' 31.1" P.A. 225 sep 9.9 mag 12.40,12.90
 
 
Coord 2000
18509+1108
Discov num
HEI9011
Comp
Coord arcsec 2000
18 50 55.97 +11 07 31.1
Date first
1910
Date last
2015
Obs
10
Pa first
221
Pa last
225
P.A. Now (θ)
225°
Sep first
10.0
Sep last
9.9
Sep. Now (ρ)
9.9"
Mag pri
12.40
Mag sec
12.90
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+000
Sec motion ra
-005
Pri motion dec
-010
Sec motion dec
-003
Notes
rPM=0.282 (< 0.3, Physical double)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
K0
SAO
72659
Tycho2
2740-00463-1
Dm number
+32 4499
last precise pa
224.7
last precise sep
9.888
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18509+1108 HEI9011 2010 6 224 9.8 12.40 12.90 185055.97+110731.1
18509+1108 HEI9011 2015 10 225 9.9 12.40 12.90 185055.97+110731.1

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