ES4
| Data | Time (loc time) | Exp | delay | Phase | T | flats |
| 10/31/06 | ||||||
| Start | 7:28 p.m | 1.5 m | 2 sec | 60.5 | 37 F | yes |
| Stop | 11:10 p.m | |||||
| seeing | good | |||||
| weather | transp. clouds | |||||
| note | Old opt system. | |||||
| ES1 | ||||
| Start | 8:15 p.m. | bs_exp=700 | flat_bs=50000 | |
| Stop | 11:10 p.m. | fd_exp=70000-50000 | flat_fd=500 | |