17243-7138 HEI 387

 
 
17h 24m 16.77s -71 37' 23.9" P.A. 8 sep 1.6 mag 11.23,11.24
 
 
Coord 2000
17243-7138
Discov num
HEI 387
Comp
Coord arcsec 2000
17 24 16.77 -71 37 23.9
Date first
1985
Date last
1991
Obs
2
Pa first
6
Pa last
8
P.A. Now (θ)
Sep first
1.5
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
11.23
Mag sec
11.24
delta mag (ΔM)
0.01
Spectral class
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-026
Sec motion dec
-026
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
7.7
Precise sep
1.551
Constellation
Apus
Tycho2
9284-02637-2
last precise pa
7.7
last precise sep
1.551
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17243-7138 HEI 387 1991 2 8 1.6 11.23 11.24 172416.77-713723.9

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