11/22/08
DIAL Daily Activity Log | Telescope | |||||||||||
Type: | Ch5 | Ch2 | Ch1 | |||||||||
Date: | 11/22/2008 | Time Zone: | GMT-6 | Primary Diameter | 16'' | 4'' | 4'' | |||||
Operator: | Kuang | F/# | 4.5 | 1 | 1 | |||||||
Sky condition | clear | Field Stop | 1.5 mrads | 4.3mrads | 4.3mrads | |||||||
Electronics | ||||||||||||
Laser power | before data acquisition | |||||||||||
HV (kV) | Green(W) | UV(mW) | BBO Crystal | PMT | EMI8931QA | R7400U-03 | R7400U-03 | |||||
285 Laser: | 1.5 | 60 | 289.054 | Voltage | 1850V | 800V | 800V | |||||
291 Laser | 1.5 | 54 | 296.983 | Serial # | 49 | |||||||
Ch5 | Ch1 | LICEL | ||||||||||
Alignment | Yes | No | ||||||||||
Add a ND1.0 filter to align ch5 at near-range. From today's result, 291 was not aligned well in 11/08 data. | Disc Level | 8 | 8 | 8 | ||||||||
ADC Range (mV) | 500 | 500 | 500 | |||||||||
Filter | solar | solar | solar | |||||||||
Data Description | ||||||||||||
Delay (us)* | ND Filter | |||||||||||
Time | resolution(min) | Ch1 | Ch2-285 | Ch2-291 | Ch5 | Ch1 | Ch2 | Ch5 | ||||
11:31 | 2 | 0 | 191, 2 | 201, 2# | 5, 16 | NA | NA | NA | ||||
Purpose | taking data | |||||||||||
Comments | ||||||||||||
*The first value is the delay set on the pulse generator; the second one is the actual delay. | ||||||||||||
#We set this delay using the time difference between the YAG trigger and outgoing UV laser trigger. |
Range-corrected signal
Ceilometer data (UTC time)
Ozone retrieval (10-min resolution)