10/25/08


DIAL Daily Activity Log Telescope
Type: Ch5 Ch2 Ch1
Date: 10/25/2008   Time Zone: GMT-5 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 64 289.102   Voltage 1850V 800V 800V
291 Laser 1.5   48 297.088   Serial # 49
Ch5 Ch1 LICEL
Alignment Yes No
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
12:21 2 0 192, 1.7 202, 1.7 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. 

 


Range-corrected signal


Ozone retrieval (10-min resolution)

Ozonesonde measurement at 12:59 local time

Some signal extinctions due to fog after 22:00. Interesting ozone variation between 5 and 6km.