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Table 2
Log of the spectroscopic observations.
| Date | JD (2 400 000+) | Telescope | Wavelength | Resolving | EW(Hα) | Δpeak | log (V / R) |
| coverage (Å) | power1 | (Å) | (km s-1) | ||||
|
|
|||||||
| 22-10-2006 | 54 031.58 | SKI | 5845–7200 | 2200 | –11.5 ± 0.4 | – | – |
| 24-10-2006 | 54 033.61 | SKI | 5845–7200 | 2200 | –11.2 ± 0.3 | 337 ± 10 | − 0.04 |
| 06-09-2007 | 54 350.55 | SKI | 5165–7240 | 2200 | –12.6 ± 0.4 | 230 ± 10 | 0.05 |
| 12-09-2007 | 54 356.98 | FLW | 6050–7050 | 7200 | –12.3 ± 0.5 | 275 ± 5 | 0.11 |
| 04-10-2007 | 54 378.49 | SKI | 3265-5310 | 1200 | – | – | – |
| 04-10-2007 | 54 378.53 | SKI | 5165–7240 | 2200 | –10.7 ± 0.5 | 303 ± 13 | 0.06 |
| 25-12-2007 | 54 460.67 | NOT | 3520–5075 | 800 | – | – | – |
| 08-01-2008 | 54 474.75 | FLW | 4760–6760 | 3200 | –6.8 ± 0.2 | 324 ± 10 | 0.10 |
| 31-01-2008 | 54 497.78 | FLW | 4780–6780 | 3200 | –6.8 ± 0.2 | 350 ± 13 | 0.08 |
| 02-03-2008 | 54 528.65 | FLW | 4770–6770 | 3200 | –5.8 ± 0.5 | 334 ± 25 | 0.02 |
| 03-09-2008 | 54 713.56 | SKI | 5090–7165 | 2200 | –2.9 ± 0.1 | 370 ± 6 | − 0.02 |
| 25-01-2009 | 54 857.68 | FLW | 4775–6775 | 3200 | +1.1 ± 0.1 | 595 ± 25 | − 0.01 |
| 28-09-2009 | 55 103.57 | SKI | 5020-7100 | 2200 | –3.9 ± 0.3 | 433 ± 5 | 0.0 |
| 14-11-2009 | 55 150.90 | FLW | 4755–6760 | 3200 | –2.9 ± 0.2 | 407 ± 5 | 0.0 |
| 12-01-2010 | 55 209.87 | FLW | 4730–6735 | 3200 | +0.25 ± 0.15 | – | 0.01 |
| 16-01-2010 | 55 213.71 | FLW | 4740–6740 | 3200 | +0.7 ± 0.2 | 525 ± 25 | 0.0 |
| 28-03-2010 | 55 284.85 | NOT | 5785–8285 | 1500 | +2.2 ± 0.2 | – | – |
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