16551-4205 SEE 303

 
 
16h 55m 03.33s -42 05' 27.0" P.A. 165 sep 22.3 mag 6.35,9.70 Sp O9.5I dist. 714.29 pc (2330.01 l.y.)
 
 
Coord 2000
16551-4205
Discov num
SEE 303
Comp
Coord arcsec 2000
16 55 03.33 -42 05 27.0
Date first
1897
Date last
2010
Obs
6
Pa first
164
Pa last
165
P.A. Now (θ)
165°
Sep first
21.8
Sep last
22.3
Sep. Now (ρ)
22.3"
Mag pri
6.35
Mag sec
9.70
delta mag (ΔM)
3.35
Spectral class
O9.5I (blue)
Pri motion ra
-001
Sec motion ra
-003
Pri motion dec
-004
Sec motion dec
-008
Notes
N (See Notes)
rPM=0.523
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
164.9
Precise sep
22.32
Constellation
Scorpius
SAO
227430
HIP
82783
Tycho2
7876-02597-1
HD
152424
CD
CD-4111068
CP
CP-41 7763
Distance
714.29
Distance ly
2330.01
last precise pa
164.9
last precise sep
22.32
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16551-4205 SEE 303 1897 1 164 21.8 6.30 9.70 165503.33-420527.0
16551-4205 SEE 303 1999 2 165 22.2 6.35 9.70 D 165503.33-420527.0
16551-4205 SEE 303 2010 6 166 21.6 6.35 9.70 O9.5I N 165503.33-420527.0

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