ES4
| Data | Time (PT) | Exp | delay | Phase | T | flats |
| 05/07/07 |
50 sec |
60 sec |
55.1 |
51 F |
Yes |
|
| Start | 01:05 a.m. |
|
|
|
|
|
| Stop | 05:00 a.m. | |||||
| seeing | good | |||||
| weather | clear, E-wind, warm | |||||
| note | bad position blocking filter. Maunt limit when culmination | |||||