17086+5022 BEM  26

 
 
17h 08m 36.72s +50 22' 45.2" P.A. 197 sep 15 mag 11.06,13.34
 
 
Coord 2000
17086+5022
Discov num
BEM  26
Comp
Coord arcsec 2000
17 08 36.72 +50 22 45.2
Date first
1902
Date last
2012
Obs
9
Pa first
194
Pa last
197
P.A. Now (θ)
197°
Sep first
15.0
Sep last
15.0
Sep. Now (ρ)
15"
Mag pri
11.06
Mag sec
13.34
delta mag (ΔM)
2.28
Spectral class
Pri motion ra
-007
Sec motion ra
-009
Pri motion dec
+004
Sec motion dec
-001
Notes
rPM=0.595
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
196.5
Precise sep
15
Constellation
Draco
Tycho2
3507-02418-1
last precise pa
195.9
last precise sep
15.448
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17086+5022 BEM 26 2005 5 17 15.4 11.04 12.60 170836.71+502245.2
17086+5022 BEM 26 2011 8 198 15.4 11.06 13.34 170836.72+502245.2
17086+5022 BEM 26 2012 9 197 15.0 11.06 13.34 170836.72+502245.2

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