17521+4657 ES 1259

 
 
17h 52m 09.76s +46 56' 32.7" P.A. 219 sep 6.6 mag 9.23,10.00
 
 
Coord 2000
17521+4657
Discov num
ES 1259
Comp
Coord arcsec 2000
17 52 09.76 +46 56 32.7
Date first
1893
Date last
2015
Obs
10
Pa first
229
Pa last
219
P.A. Now (θ)
219°
Sep first
5.4
Sep last
6.6
Sep. Now (ρ)
6.6"
Mag pri
9.23
Mag sec
10.00
delta mag (ΔM)
0.77
Spectral class
Pri motion ra
-002
Sec motion ra
-013
Pri motion dec
+008
Sec motion dec
-015
Notes
rPM=1.284
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
219.3
Precise sep
6.6
Constellation
Hercules
Tycho2
3515-01339-1
last precise pa
219.3
last precise sep
6.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17521+4657 ES 1259 2006 7 220 6.6 9.23 10.00 D 175209.76+465632.7
17521+4657 ES 1259 2015 9 219 6.6 9.23 10.00 175209.76+465632.7

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