| Slit centers | Exp. timesa | Positionc | |
| ( |
|||
| 23 |
63 |
7800 (2) | I |
| 23 |
63 |
3600 (1) | II |
| 23 |
62 |
7200 (2) | III |
| 23 |
63 |
7800 (2) | IV |
| 00 |
63 |
7200 (2) | V |
| 00 |
63 |
7200 (2) | VI |
| 00 |
63 |
7200 (2) | VII |
| 23 |
63 |
3600 (1) | VIII |
|
a Total exposure time in s. b Number of spectra acquired. c Marked as in Fig. 1. |