17040-5105 R 289 AD

 
 
17h 04m 01.23s -51° 05' 01.2" P.A. 151.00 sep 28.0 mag 8.35,11.64 Sp B2V dist. 62.23 pc (202.99 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 2015 Obs 9
Pa first 153 Pa last 151 P.A. Now (θ) 151°
Sep first 28.0 Sep last 28.045 Sep. Now (ρ) 28.045"
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 wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 153772 244398 17 04 01 -51 05 01 DUN 212 AB 2015 21 283 16.2 8.35 8.81 0.46
Show 17 04 01 -51 05 01 R 289 AC 2015 9 241 13.3 8.35 11.00 2.65
Show 17 04 01 -51 05 01 R 289 AD 2015 9 151 28.0 8.35 11.64 3.29 <===
Show 17 04 01 -51 05 01 R 289 AE 2015 9 254 41.6 8.35 10.30 1.95
Show 17 04 01 -51 05 01 R 289 AF 2015 10 203 60.5 8.35 10.91 2.56
Show 244398 17 03 60 -51 04 57 R 289 BC 2015 10 158 11.0 8.81 11.00 2.19
Show 244398 17 03 60 -51 04 57 R 289 BE 2015 9 238 28.6 8.81 11.41 2.60
Show 244398 17 03 60 -51 04 57 R 289 BF 2015 10 188 59.9 8.81 10.91 2.10
Show 17 03 60 -51 05 08 R 289 CG 2015 5 157 10.2 11.00 13.00 2.00
Show 17 03 60 -51 05 08 R 289 CH 2015 6 232 7.1 11.00 13.50 2.50
Show 17 03 57 -51 05 12 R 289 ED 2015 7 104 55.3 11.41 11.64 0.23
Octuple system
8 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ara HIP 83513 Tycho2 8340-02543-1 Gaia DR2 5937998243333786112
HD 153772 CD CD-5010978 Distance 62.23 Distance ly 202.99