16169-2945 SEE 270

 
 
16h 16m 52.55s -29 44' 37.3" P.A. 140 sep 9.4 mag 7.60,13.40 Sp B7II dist. 458.72 pc (1496.34 l.y.)
 
 
Coord 2000
16169-2945
Discov num
SEE 270
Comp
Coord arcsec 2000
16 16 52.55 -29 44 37.3
Date first
1897
Date last
1999
Obs
4
Pa first
139
Pa last
140
P.A. Now (θ)
140°
Sep first
8.3
Sep last
9.4
Sep. Now (ρ)
9.4"
Mag pri
7.60
Mag sec
13.40
delta mag (ΔM)
5.8
Spectral class
B7II (blue-white)
Pri motion ra
-001
Sec motion ra
+006
Pri motion dec
+000
Sec motion dec
-020
Notes
rPM=1.015
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.8
Precise sep
9.445
Constellation
Scorpius
SAO
184280
HIP
79775
Tycho2
6805-00936-1
HD
146332
CD
CD-2912411
CP
CP-29 4380
Distance
458.72
Distance ly
1496.34
last precise pa
139.8
last precise sep
9.445
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16169-2945 SEE 270 1998 3 140 9.4 7.60 13.40 B7II D 161652.55-294437.3
16169-2945 SEE 270 1999 4 140 9.4 7.60 13.40 B7II D 161652.55-294437.3
16169-2945 SEE 270 2010 5 138 8.8 7.60 13.40 B7II 161652.55-294437.3

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