16161-3037 I  1586

 
 
16h 16m 03.71s -30 37' 18.3" P.A. 204 sep 0.3 mag 8.11,9.40 Sp F0 dist. 166.67 pc (543.68 l.y.)
 
 
Coord 2000
16161-3037
Discov num
I  1586
Comp
Coord arcsec 2000
16 16 03.71 -30 37 18.3
Date first
1927
Date last
2010
Obs
16
Pa first
11
Pa last
204
P.A. Now (θ)
204°
Sep first
0.5
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
8.11
Mag sec
9.40
delta mag (ΔM)
1.29
Spectral class
F0 (yellow-white)
Pri motion ra
-023
Sec motion ra
Pri motion dec
-014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
204.3
Precise sep
0.337
Constellation
Scorpius
SAO
207494
HIP
79706
Tycho2
7343-00890-1
HD
146177
CD
CD-3012986
CP
CP-30 4320
Distance
166.67
Distance ly
543.68
last precise pa
204.3
last precise sep
0.337
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16161-3037 I 1586 1991 14 242 0.3 8.11 9.40 F0 D 161603.71-303718.3
16161-3037 I 1586 2008 15 208 0.4 8.11 9.40 F0 D 161603.71-303718.3
16161-3037 I 1586 2010 16 204 0.3 8.11 9.40 F0 D 161603.71-303718.3

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