8/11/08
| DIAL Daily Activity Log | Telescope | ||||||||||
| Type: | Ch5 | Ch1 | |||||||||
| Date | 8/11/2008 | Time Zone | GMT-5 | Primary Diameter | 16'' | 4'' | |||||
| Operator | Kuang | F/# | 4.5 | 1 | |||||||
| Sky Condition | cloudy before 17:30 | Field Stop | 1.5 mrads | 4.3mrads | |||||||
| Electronics | |||||||||||
| Laser power | before data acquisition | Ch5 | Ch 1 | ||||||||
| HV (kV) | UV(mW) | BBO Crystal | PMT | EMI8931QA | R7400U-03 | ||||||
| 285 Laser | 1.6 | 66 | 289.098 | Voltage | 1850V | 800V | |||||
| 291 Laser | 1.52 | 47 | 297.041 | Serial # | 49 | ||||||
| Ch5 | Ch1 | LICEL | |||||||||
| Alignment | No | No | No alignment due to clouds | Ch5 | Ch1 | ||||||
| Disc Level | 8 | 8 | |||||||||
| ADC Range (mV) | 500 | 500 | |||||||||
| Data Description | |||||||||||
| Filter | Delay (us) | ||||||||||
| Start time | End time | del t(min) | Ch1 | Ch5 | Ch1 | Ch5 | |||||
| 2 | solar | solar | 0 | 5 | |||||||
| 17:22 | 6 | Increase the delay | |||||||||
Comments: The UV power decreases.
Range-corrected signal
Ozone retrieval (10-min resolution)
Concurrent ozonesonde measurement at 13:45 local time.
