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Table 2
Relative position and flux ratio of Rst 137Bb with respect to Rst 137Ba for the NACO images listed in Table 1.
| Date | Distance | Pos. angle | Flux ratio | |
| [pix] | [mas] | [degree] | ||
|
|
||||
| 2004.0905 | 4.88 | 64.8 | 241.2 | 0.81 |
| 2005.0191 | 5.29 | 70.2 | 247.0 | 0.75 |
| 2005.9085 | 5.03 | 66.8 | 266.6 | 0.64 |
| 2008.6499 | 1.43 | 19.0 | 149.5 | 2.13 |
| 2008.8551 | 4.68 | 62.1 | 260.8 | 0.78 |
| 2008.9668 | 4.99 | 66.3 | 248.0 | 0.75 |
| 2009.0025 | 4.76 | 63.2 | 245.0 | 0.77 |
| 2009.1309 | 4.22 | 56.1 | 234.3 | 0.74 |
Notes. The distance at 2008.6499 is only an upper bound. The uncertainty of the distance measurements is about ±3.0 mas (1σ).
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