17161+5854 ES 1794

 
 
17h 16m 08.77s +58 53' 29.7" P.A. 139 sep 4.1 mag 11.00,11.22
 
 
Coord 2000
17161+5854
Discov num
ES 1794
Comp
Coord arcsec 2000
17 16 08.77 +58 53 29.7
Date first
1902
Date last
2010
Obs
10
Pa first
131
Pa last
139
P.A. Now (θ)
139°
Sep first
4.0
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
11.00
Mag sec
11.22
delta mag (ΔM)
0.22
Spectral class
Pri motion ra
-038
Sec motion ra
+019
Pri motion dec
+022
Sec motion dec
-014
Notes
rPM=1.535
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139
Precise sep
4.06
Constellation
Draco
Tycho2
3899-01287-1
last precise pa
139
last precise sep
4.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17161+5854 ES 1794 1999 8 140 4.1 11.00 11.22 D 171608.77+585329.7
17161+5854 ES 1794 2010 9 139 4.0 11.00 11.22 D 171608.77+585329.7

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