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Table 2

Summary of spectroscopic observations.

Mode + λ-coverage R Date RV
setting (Å) (km s-1)

Medusa LR02 39604564 7000 22/12/08 266.8 ± 13.3
24/12/08 286.5 ± 9.1
27/01/09 300.3 ± 17.3
17/02/09 265.8 ± 16.0
07/10/09 276.5 ± 19.2
Medusa LR03 44995071 8500 20/12/08 304.9 ± 10.6
21/12/08 317.1 ± 12.7
22/12/08 297.3 ± 13.4
Medusa HR15N 64426817 16 000 18/12/08
19/12/08

Notes. The He ii 4200 Å, He i 4387 Å and He ii 4541 Å transitions were employed for RV determination with Medusa LR02 observations, and He i 4713 Å and He i 4922 Å with Medusa LR03. Note the LR02 and LR03 observations made on 2008 Dec. 22 were separated by ~68 min.

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