17208-3932 RST1951

 
 
17h 20m 51.77s -39 31' 54.4" P.A. 81 sep 0.9 mag 10.75,11.21 Sp B8
 
 
Coord 2000
17208-3932
Discov num
RST1951
Comp
Coord arcsec 2000
17 20 51.77 -39 31 54.4
Date first
1935
Date last
1991
Obs
3
Pa first
340
Pa last
81
P.A. Now (θ)
81°
Sep first
2.4
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
10.75
Mag sec
11.21
delta mag (ΔM)
0.46
Spectral class
B8 (blue-white)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
-001
Sec motion dec
-001
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
80.7
Precise sep
0.85
Constellation
Scorpius
Tycho2
7887-00262-1
HD
323183
last precise pa
80.7
last precise sep
0.85
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17208-3932 RST1951 1945 2 337 2.4 10.43 12.70 B8 172051.78-393154.3
17208-3932 RST1951 1991 3 81 0.9 10.75 11.21 B8 N 172051.77-393154.4

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