17209+2310 POU3285

 
 
17h 20m 53.67s +23 10' 24.8" P.A. 161 sep 4.4 mag 10.40,11.70
 
 
Coord 2000
17209+2310
Discov num
POU3285
Comp
Coord arcsec 2000
17 20 53.67 +23 10 24.8
Date first
1894
Date last
2015
Obs
7
Pa first
157
Pa last
161
P.A. Now (θ)
161°
Sep first
4.3
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
10.40
Mag sec
11.70
delta mag (ΔM)
1.3
Spectral class
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
+005
Sec motion dec
-004
Notes
rPM=1.671
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
160.5
Precise sep
4.38
Constellation
Hercules
Tycho2
2074-00951-1
last precise pa
160.5
last precise sep
4.38
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17209+2310 POU3285 2003 4 161 4.4 10.40 11.70 D 172053.67+231024.8
17209+2310 POU3285 2012 6 161 4.3 10.40 11.70 D 172053.67+231024.8
17209+2310 POU3285 2015 7 161 4.4 10.40 11.70 172053.67+231024.8

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