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Table 1
Log book of observations.
| Object | Date | LST | Exp. | Seeing |
|---|---|---|---|---|
| h:m | (m) | (″) | ||
| NGC 6558-11 | 15-07-2006 | 22:00 | 2×25 | 0.6 |
| NGC 6558-64 | 16-07-2006 | 14:48 | 3×30 | 0.7 |
| NGC 6558-11 | 16-07-2006 | 16:33 | 2×20 | 0.5 |
| NGC 6558-42 | 16-07-2006 | 19:13 | 2×30 | 0.7 |
| NGC 6558-97 | 16-07-2006 | 20:25 | 3×20 | 0.6 |
| NGC 6558-73 | 16-07-2006 | 21:38 | 2×30 | 0.9 |
| HP 1-4 | 15-07-2006 | 13:42 | 3×30 | 0.6 |
| HP 1-6 | 15-07-2006 | 20:12 | 3×30 | 0.6 |
| HP 1-5 | 16-07-2006 | 13:03 | 3×30 | 0.8 |
| HP 1-3 | 16-07-2006 | 18:02 | 2×30 | 0.6 |
| AL 3-3 | 10-04-2008 | 15:58 | 4×15 | – |
| AL 3-6 | 22-05-2008 | 15:09 | 4×15 | – |
| AL 3-7 | 22-05-2008 | 16:21 | 4×15 | – |
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