17517-3204 TDT 539

 
 
17h 51m 43.85s -32 03' 31.5" P.A. 257 sep 1.8 mag 10.95,11.20
 
 
Coord 2000
17517-3204
Discov num
TDT 539
Comp
Coord arcsec 2000
17 51 43.85 -32 03 31.5
Date first
1991
Date last
1991
Obs
1
Pa first
257
Pa last
257
P.A. Now (θ)
257°
Sep first
1.8
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.95
Mag sec
11.20
delta mag (ΔM)
0.25
Spectral class
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
256.6
Precise sep
1.83
Constellation
Scorpius
Tycho2
7382-00093-1
HD
318527
last precise pa
256.6
last precise sep
1.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17517-3204 TDT 539 1991 1 257 1.8 10.95 11.20 175143.85-320331.5

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