17519+4256 COU1598

 
 
17h 51m 47.07s +42 55' 53.7" P.A. 50 sep 0.5 mag 10.96,10.89
 
 
Coord 2000
17519+4256
Discov num
COU1598
Comp
Coord arcsec 2000
17 51 47.07 +42 55 53.7
Date first
1977
Date last
2008
Obs
4
Pa first
62
Pa last
50
P.A. Now (θ)
50°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.96
Mag sec
10.89
delta mag (ΔM)
0.07
Spectral class
Pri motion ra
-014
Sec motion ra
-014
Pri motion dec
+019
Sec motion dec
+019
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
49.8
Precise sep
0.464
Constellation
Hercules
Tycho2
3097-01337-1
last precise pa
49.8
last precise sep
0.464
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17519+4256 COU1598 1997 3 70 0.5 10.96 10.89 175147.07+425553.7
17519+4256 COU1598 2008 4 50 0.5 10.96 10.89 175147.07+425553.7

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