17073-4352 TDT 221

 
 
17h 07m 16.26s -43 51' 42.3" P.A. 312 sep 0.8 mag 11.19,11.45 Sp O9.5V
 
 
Coord 2000
17073-4352
Discov num
TDT 221
Comp
Coord arcsec 2000
17 07 16.26 -43 51 42.3
Date first
1991
Date last
1991
Obs
1
Pa first
312
Pa last
312
P.A. Now (θ)
312°
Sep first
0.8
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
11.19
Mag sec
11.45
delta mag (ΔM)
0.26
Spectral class
O9.5V (blue)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-006
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
311.8
Precise sep
0.83
Constellation
Scorpius
Tycho2
7881-00595-1
HD
326916
last precise pa
311.8
last precise sep
0.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17073-4352 TDT 221 1991 1 312 0.8 11.19 11.45 170716.26-435142.3

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