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Table 2
Epoch dates and astrometric calibrations for all observing runs.
| Epoch | UT Date | Nights | Instrument/Camera | Filter | Plate scale | True north |
| (mas) | (°) | |||||
|
|
||||||
| I | 2005-01-27 | 4 | PUEO/KIR | Brγ | 35.06 ± 0.1 | 0 ± 0.1 |
| II | 2005-11-06 | 3 | NaCo/S27 | J | 27.06 ± 0.06 | 0.02 ± 0.1 |
| NaCo/S27 | K s | 27.06 ± 0.06 | 0.02 ± 0.1 | |||
| III | 2007-01-28 | 2 | PUEO/KIR | Brγ | 35.08 ± 0.03 | −2.39 ± 0.04 |
| PUEO/KIR | K | 34.87 ± 0.03 | −2.44 ± 0.03 | |||
| IV | 2007-11-16 | 2 | PUEO/KIR | Brγ | 35.04 ± 0.03 | −2.63 ± 0.02 |
| PUEO/KIR | Fe ii | 34.83 ± 0.01 | −2.64 ± 0.02 | |||
| V | 2008-08-20 | 2 | NaCo/S27 | K s | 27.08 ± 0.03 | 0.04 ± 0.09 |
| NaCo/S13 | K s | 13.27 ± 0.04 | −0.04 ± 0.22 | |||
| NaCo/S13 | H | 13.26 ± 0.04 | −0.02 ± 0.21 | |||
| VI | 2009-04-26 | 1 | NaCo/S27 | K s | 27.04 ± 0.02 | −0.41 ± 0.06 |
| NaCo/S13 | H | 13.19 ± 0.06 | −0.88 ± 0.37 | |||
| NaCo/S13 | J | 13.19 ± 0.05 | −0.74 ± 0.26 | |||
| VII | 2009-08-27 | 1 | NaCo/S27 | K s | 27.06 ± 0.02 | −0.36 ± 0.05 |
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