17040-5105 R   289BE

 
 
17h 03m 59.55s -51 04' 57.4" P.A. 238 sep 28.6 mag 8.81,11.41 Sp B2V dist. 101.32 pc (330.51 l.y.)
 
 
Coord 2000
17040-5105
Discov num
R   289
Comp
BE
Coord arcsec 2000
17 03 59.55 -51 04 57.4
Date first
1872
Date last
1999
Obs
8
Pa first
239
Pa last
238
P.A. Now (θ)
238°
Sep first
29.4
Sep last
28.6
Sep. Now (ρ)
28.6"
Mag pri
8.81
Mag sec
11.41
delta mag (ΔM)
2.6
Spectral class
B2V (blue-white)
Pri motion ra
+005
Sec motion ra
+004
Pri motion dec
-002
Sec motion dec
-009
Notes
N (See Notes)
rPM=0.718
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
238
Precise sep
28.59
Constellation
Ara
SAO
244398
HIP
83506
Tycho2
8340-02544-1
HD
153771
CD
CD-5010977
CP
CP-50 9812
Distance
101.32
Distance ly
330.51
last precise pa
238
last precise sep
28.59
 
 
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 BE 1999 7 238 28.6 8.81 11.00 D 170359.55-510457.4

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