17420+2349 POU3310

 
 
17h 42m 04.79s +23 48' 36.2" P.A. 3 sep 21.7 mag 14.40,14.40
 
 
Coord 2000
17420+2349
Discov num
POU3310
Comp
Coord arcsec 2000
17 42 04.79 +23 48 36.2
Date first
1894
Date last
2014
Obs
9
Pa first
3
Pa last
3
P.A. Now (θ)
Sep first
18.8
Sep last
21.7
Sep. Now (ρ)
21.7"
Mag pri
14.40
Mag sec
14.40
delta mag (ΔM)
0
Spectral class
Pri motion ra
-007
Sec motion ra
-004
Pri motion dec
-020
Sec motion dec
+001
Notes
rPM=1.001
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
2.7
Precise sep
21.67
Constellation
Hercules
last precise pa
2.7
last precise sep
21.67
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17420+2349 POU3310 2006 4 3 19.7 14.40 14.40 174204.79+234836.2
17420+2349 POU3310 2011 7 4 19.8 14.40 14.40 174204.79+234836.2
17420+2349 POU3310 2014 9 3 21.7 14.40 14.40 174204.79+234836.2

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