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Table 1
Observation log.
| Instrument | Filter | Seeing | Date (yy/mm/dd) | Exposure time |
|
|
||||
| LBT | U-spec | 1.80 arcsec | 2008-02-01,02 | 25 × 240 s |
| 2008-04-03,04 | ||||
| LBT | g-SDSS | 1.35 arcsec | 2008-04-03,04 | 28 × 150 s |
| 2009-02-22 | ||||
| 2009-05-28 | ||||
| LBT | r-SDSS | 1.47 arcsec | 2008-02-02 | 32 × 150 s |
| 2008-04-03,04 | ||||
| 2009-05-28 | ||||
| LBT | i-SDSS | 1.29 arcsec | 2009-02-01,02 | 34 × 240 s |
| 2008-04-03,04 | ||||
| ESO 3.6 | r Gunn | 1.13 arcsec | 2005-04-21 | 240 s |
| ESO 3.6 | 692 | 1.13 arcsec | 2005-04-21 | 1800 s |
| GALEX | NUV | 4.95 arcsec | 2004-03-11 | 1597 + 1161 +1690 s |
| GALEX | FUV | 4.05 arcsec | 2004-03-11 | 1597 s |
|
|
||||
| ESO 3.6 | EFOSC spectrometer | 2002-03-17 | 2400 s | |
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