17504+5414 OL   89

 
 
17h 50m 25.43s +54 14' 09.5" P.A. 172 sep 0.8 mag 10.71,10.81
 
 
Coord 2000
17504+5414
Discov num
OL   89
Comp
Coord arcsec 2000
17 50 25.43 +54 14 09.5
Date first
1921
Date last
2000
Obs
5
Pa first
170
Pa last
172
P.A. Now (θ)
172°
Sep first
0.7
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
10.71
Mag sec
10.81
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
-020
Sec motion dec
-020
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172.2
Precise sep
0.79
Constellation
Draco
Tycho2
3902-00519-1
last precise pa
172.2
last precise sep
0.79
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17504+5414 OL 89 2000 5 172 0.8 10.71 10.81 N 175025.43+541409.5

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