17573-3847 RST2008

 
 
17h 57m 17.31s -38 46' 57.6" P.A. 167 sep 0.9 mag 7.68,10.60 Sp B7III dist. 203.25 pc (663 l.y.)
 
 
Coord 2000
17573-3847
Discov num
RST2008
Comp
Coord arcsec 2000
17 57 17.31 -38 46 57.6
Date first
1935
Date last
1991
Obs
4
Pa first
172
Pa last
167
P.A. Now (θ)
167°
Sep first
0.7
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
7.68
Mag sec
10.60
delta mag (ΔM)
2.92
Spectral class
B7III (blue-white)
Pri motion ra
+006
Sec motion ra
+005
Pri motion dec
-005
Sec motion dec
-007
Notes
rPM=0.26 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
167.4
Precise sep
0.85
Cdsa2 id
RST 2008
Constellation
Scorpius
SAO
209510
HIP
87897
Tycho2
7886-00900-1
HD
163304
CD
CD-3812331
CP
CP-38 7197
Ra deg
17.954808333333332
De deg
-38.782666666666664
Distance
203.25
Distance ly
663
last precise pa
167.4
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
17573-3847 RST2008 1991 4 167 0.9 7.68 10.60 B7III D 175717.31-384657.6

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