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Table 1.
Log of observations of SNR 0540-69.3.
| Imaging of 0540 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Telescope | Instrument | Filter | UT | Exp. time | sec z | Seeing (a) | |||
| (s) | (arcsec) | ||||||||
| NTT | EMMI | [O III]/0 | 04:24:54 (b) | 900 | 1.37 | 1.20 | |||
| NTT | EMMI | [O III]/6000 | 05:05:00 | 900 | 1.43 | 1.47 | |||
| NTT | EMMI | [O III]/0 | 06:27:17 | 900 | 1.62 | 1.13 | |||
| Spectroscopy of 0540 | |||||||||
| Telescope | Instrument | Range | UT | Exp. time | sec z | Seeing (a) | |||
| (nm) | (s) | (arcsec) | |||||||
| NTT | EMMI | 385-845 | 07:26:45 (c) | 2200 | 1.89 | 1.35 | |||
| VLT | FORS1 | 360-606 | 01:59:32 (d) | 1320 | 1.43 | 1.25 | |||
| 02:23:25 | 1320 | 1.42 | 1.30 | ||||||
| 02:52:38 | 1320 | 1.41 | 1.18 | ||||||
| 03:16:31 | 1320 | 1.41 | 1.12 | ||||||
| 03:42:32 | 1320 | 1.41 | 1.24 | ||||||
| 04:06:25 | 1320 | 1.43 | 1.09 | ||||||
| 04:32:42 | 1320 | 1.45 | 0.88 | ||||||
| VLT | FORS1 | 360-606 | 02:07:57 (e) | 1320 | 1.42 | 1.48 | |||
| 02:31:50 | 1320 | 1.41 | 1.25 | ||||||
| 03:39:58 | 1320 | 1.42 | 0.92 | ||||||
| 04:03:52 | 1320 | 1.43 | 0.99 | ||||||
| 04:30:26 | 1320 | 1.46 | 1.03 | ||||||
| 04:54:20 | 1320 | 1.49 | 1.03 | ||||||
| Spectroscopy of standard star LTT 3864 | |||||||||
| Telescope | Instrument | Range | UT | Exp. time | sec z | Seeing (a) | |||
| (nm) | (s) | (arcsec) | |||||||
| NTT | EMMI | 385-845 | 08:14:55 (b) | 900 | 1.91 | 1.02 | |||
| VLT | FORS1 | 360-606 | 08:51:03 (f) | 20 | 1.03 | 0.67 | |||
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