16438+5133 HU  664

 
 
16h 43m 45.30s +51 32' 33.0" P.A. 303 sep 0.5 mag 8.32,9.07 Sp F5 dist. 162.6 pc (530.4 l.y.)
 
 
Coord 2000
16438+5133
Discov num
HU  664
Comp
Coord arcsec 2000
16 43 45.30 +51 32 33.0
Date first
1904
Date last
2011
Obs
43
Pa first
304
Pa last
303
P.A. Now (θ)
303°
Sep first
0.3
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
8.32
Mag sec
9.07
delta mag (ΔM)
0.75
Spectral class
F5 (yellow-white)
Pri motion ra
-034
Sec motion ra
-034
Pri motion dec
+032
Sec motion dec
+032
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
302.6
Precise sep
0.494
Constellation
Draco
SAO
30067
HIP
81901
Tycho2
3505-02141-1
HD
151267
BD
BD+51 2130
Distance
162.6
Distance ly
530.4
last precise pa
302.6
last precise sep
0.494
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16438+5133 HU 664 2001 33 303 0.5 8.32 9.07 F5 D 164345.30+513233.0
16438+5133 HU 664 2010 35 301 0.5 8.32 9.07 F5 D 164345.30+513233.0
16438+5133 HU 664 2011 42 303 0.5 8.32 9.07 F5 164345.30+513233.0

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