17210+2416 HJ 1298

 
 
17h 21m 03.75s +24 15' 48.0" P.A. 230 sep 9.5 mag 11.31,12.70
 
 
Coord 2000
17210+2416
Discov num
HJ 1298
Comp
Coord arcsec 2000
17 21 03.75 +24 15 48.0
Date first
1828
Date last
2010
Obs
11
Pa first
230
Pa last
230
P.A. Now (θ)
230°
Sep first
4.0
Sep last
9.5
Sep. Now (ρ)
9.5"
Mag pri
11.31
Mag sec
12.70
delta mag (ΔM)
1.39
Spectral class
Pri motion ra
-034
Sec motion ra
-046
Pri motion dec
-011
Sec motion dec
-009
Notes
rPM=0.26 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
229.5
Precise sep
9.51
Constellation
Hercules
Tycho2
2074-00973-1
last precise pa
229.5
last precise sep
9.51
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17210+2416 HJ 1298 1999 8 229 9.6 11.31 12.70 D 172103.75+241548.0
17210+2416 HJ 1298 2001 10 230 9.5 11.31 12.70 D 172103.75+241548.0
17210+2416 HJ 1298 2010 11 230 9.3 11.31 12.70 172103.75+241548.0

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