18099+2941 HJ 1315

 
 
18h 09m 53.54s +29 41' 16.1" P.A. 135 sep 7.5 mag 11.85,13.10
 
 
Coord 2000
18099+2941
Discov num
HJ 1315
Comp
Coord arcsec 2000
18 09 53.54 +29 41 16.1
Date first
1828
Date last
2012
Obs
14
Pa first
134
Pa last
135
P.A. Now (θ)
135°
Sep first
3.0
Sep last
7.5
Sep. Now (ρ)
7.5"
Mag pri
11.85
Mag sec
13.10
delta mag (ΔM)
1.25
Spectral class
Pri motion ra
-011
Sec motion ra
-006
Pri motion dec
-009
Sec motion dec
-016
Notes
rPM=0.503
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
135
Precise sep
7.48
Constellation
Hercules
Tycho2
2104-00429-1
last precise pa
135
last precise sep
7.48
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18099+2941 HJ 1315 2000 7 129 9.1 11.85 13.10 D 180953.54+294116.1
18099+2941 HJ 1315 2007 8 127 9.4 11.85 13.10 D 180953.54+294116.1
18099+2941 HJ 1315 2008 10 129 9.4 11.85 13.10 D 180953.54+294116.1
18099+2941 HJ 1315 2010 12 129 8.8 11.85 13.10 180953.54+294116.1
18099+2941 HJ 1315 2011 13 132 10.1 11.85 13.10 180953.54+294116.1
18099+2941 HJ 1315 2012 14 135 7.5 11.85 13.10 180953.54+294116.1

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