18040-1415 HU  193

 
 
18h 04m 02.46s -14 14' 47.6" P.A. 298 sep 0.8 mag 10.77,11.06 Sp A2/3
 
 
Coord 2000
18040-1415
Discov num
HU  193
Comp
Coord arcsec 2000
18 04 02.46 -14 14 47.6
Date first
1900
Date last
1991
Obs
7
Pa first
302
Pa last
298
P.A. Now (θ)
298°
Sep first
0.6
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
10.77
Mag sec
11.06
delta mag (ΔM)
0.29
Spectral class
A2/3 (white)
Pri motion ra
+009
Sec motion ra
+009
Pri motion dec
+005
Sec motion dec
+005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
297.5
Precise sep
0.77
Constellation
Serpens
Tycho2
5687-00183-1
HD
164932
last precise pa
297.5
last precise sep
0.77
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18040-1415 HU 193 1991 7 298 0.8 10.77 11.06 A2/3 180402.46-141447.6

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