16554-6316 HDO 261

 
 
16h 55m 24.68s -63 16' 10.7" P.A. 329 sep 7 mag 6.02,13.00 Sp A0III dist. 144.09 pc (470.02 l.y.)
 
 
Coord 2000
16554-6316
Discov num
HDO 261
Comp
Coord arcsec 2000
16 55 24.68 -63 16 10.7
Date first
1897
Date last
2010
Obs
3
Pa first
315
Pa last
329
P.A. Now (θ)
329°
Sep first
7.0
Sep last
7.0
Sep. Now (ρ)
7"
Mag pri
6.02
Mag sec
13.00
delta mag (ΔM)
6.98
Spectral class
A0III (white)
Pri motion ra
+013
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
329.4
Precise sep
6.99
Constellation
Ara
SAO
253734
HIP
82806
Tycho2
9043-02227-1
HD
152082
HR
6253
CP
CP-63 4032
Distance
144.09
Distance ly
470.02
last precise pa
329.4
last precise sep
6.99
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16554-6316 HDO 261 2000 2 329 6.8 6.02 13.00 A0III D 165524.68-631610.7
16554-6316 HDO 261 2010 3 329 7.0 6.02 13.00 A0III 165524.68-631610.7

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