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Table 2
Coordinates and proper motions of HD 163296.
| RA [hh:mm:ss] | Dec [°.′.′′] | |
|
|
||
| Hipparcos J1991.25 | 17:56:21.293 | –21.57.21.527 |
| VLA 2011.5 | 17:56:21.283 | –21.57.22.30 |
| ALMA 2012.5 | 17:56:21.285 | –21.57.22.36 |
| pm-ra | pm-dec | error ellipse | |
| [mas/yr] | [mas/yr] | [mas mas] | |
|
|
|||
| Hipparcos | –7.98 | –39.21 | [0.94 0.51] |
| this paper | –6.8 | –38.5 | [1.0 1.0] |
Notes. Top: right ascension and declination of HD 163296 at the different epochs. Bottom: proper motions with associated error ellipse from Hipparcos measurements and from the least squares interpolation performed in this paper.
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