18181-1155 TDT 783

 
 
18h 18m 06.85s -11 55' 14.1" P.A. 67 sep 0.5 mag 10.56,10.77 Sp B0I
 
 
Coord 2000
18181-1155
Discov num
TDT 783
Comp
Coord arcsec 2000
18 18 06.85 -11 55 14.1
Date first
1991
Date last
1991
Obs
1
Pa first
67
Pa last
67
P.A. Now (θ)
67°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.56
Mag sec
10.77
delta mag (ΔM)
0.21
Spectral class
B0I (blue-white)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
67.1
Precise sep
0.49
Cdsa2 id
TDT 783
Constellation
Serpens
Tycho2
5685-01612-1
Ra deg
18.30190277777778
De deg
-11.920583333333333
last precise pa
67.1
last precise sep
0.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18181-1155 TDT 783 1991 1 67 0.5 10.56 10.77 181806.85-115514.1

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