18530+5816 ES 1746

 
 
18h 52m 50.17s +58 14' 48.9" P.A. 114 sep 1.8 mag 10.52,11.09
 
 
Coord 2000
18530+5816
Discov num
ES 1746
Comp
Coord arcsec 2000
18 52 50.17 +58 14 48.9
Date first
1918
Date last
2006
Obs
16
Pa first
115
Pa last
114
P.A. Now (θ)
114°
Sep first
1.6
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.52
Mag sec
11.09
delta mag (ΔM)
0.57
Spectral class
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
+025
Sec motion dec
+025
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
114.4
Precise sep
1.82
Cdsa2 id
ES 1746
Constellation
Draco
Ra deg
18.880602777777778
De deg
58.24691666666667
last precise pa
114.4
last precise sep
1.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18530+5816 ES 1746 2002 5 114 1.8 9.60 9.80 185250.09+581449.2
18530+5816 ES 1746 2005 14 114 1.8 10.52 11.09 N 185250.17+581448.9
18530+5816 ES 1746 2006 16 114 1.8 10.52 11.09 N 185250.17+581448.9

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