17040-5105 R   289AD

 
 
17h 04m 01.23s -51 05' 01.2" P.A. 151 sep 28.1 mag 8.35,11.64 Sp B2V dist. 1851.85 pc (6040.73 l.y.)
 
 
Coord 2000
17040-5105
Discov num
R   289
Comp
AD
Coord arcsec 2000
17 04 01.23 -51 05 01.2
Date first
1904
Date last
1999
Obs
8
Pa first
153
Pa last
151
P.A. Now (θ)
151°
Sep first
28.0
Sep last
28.1
Sep. Now (ρ)
28.1"
Mag pri
8.35
Mag sec
11.64
delta mag (ΔM)
3.29
Spectral class
B2V (blue-white)
Pri motion ra
-002
Sec motion ra
-003
Pri motion dec
-006
Sec motion dec
-002
Notes
N (See Notes)
rPM=0.652
Nature of this double is uncertain.
 
 
17040-5105 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 244400 17040-5105 DUN 212 AB 1836 1999 19 283 16.3 8.35 8.81 0.46
Show 244400 17040-5105 R 289 AC 1872 1999 8 241 13.4 8.35 11.00 2.65
Show 244400 17040-5105 R 289 AD 1904 1999 8 151 28.1 8.35 11.64 3.29 <===
Show 244400 17040-5105 R 289 AE 1872 1999 8 254 41.7 8.35 10.30 1.95
Show 244400 17040-5105 R 289 AF 1872 1999 9 203 60.5 8.35 10.91 2.56
Show 244398 17040-5105 R 289 BC 1880 1999 9 158 11.1 8.81 11.00 2.19
Show 244398 17040-5105 R 289 BE 1872 1999 8 238 28.6 8.81 11.41 2.60
Show 244398 17040-5105 R 289 BF 1872 1999 9 188 59.9 8.81 10.91 2.10
Show 244399 17040-5105 R 289 CG 1916 1999 4 158 10.3 11.00 13.00 2.00
Show 244399 17040-5105 R 289 CH 1904 1999 5 232 7.1 11.00 13.50 2.50
Show 244399 17040-5105 R 289 ED 1904 1999 6 104 55.3 11.41 11.64 0.23
Octuple system
8 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
151.1
Precise sep
28.09
Constellation
Ara
SAO
244400
HIP
83509
Tycho2
8340-02543-1
HD
153772
CD
CD-5010978
Distance
1851.85
Distance ly
6040.73
last precise pa
151.1
last precise sep
28.09
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17040-5105 R 289 AD 1991 6 151 28.0 8.35 11.64 B2V 170359.55-510457.3
17040-5105 R 289 AD 1999 8 151 28.1 8.35 11.64 B2V N 170401.23-510501.2

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