Description


Page : 1744

Sondrestrom Lidar Operation Log


Operator(s) : E.Guðmundsson
Purpose : Data collection with focus on low altitude returns
Date(s) : 060708 - 060709
File(s) : L20060708_000 - L20060709_001
Comments :
Logfile : l0607080.log

Setup:0


Page : 1745
[Variables]
Rayleigh Power=550mJ

[0]
front end Iris=3.0mm
Rayleigh System=On
Rayleigh Field stop=1.5mm
Rayleigh path attenuation=0dB
Dye System=Off
Sodium Field stop=0.5mm
Etalon=Out
Daystar=Out
Polarizer=In
HalfWave Plates=Tracking
Rayleigh Filter=2:532(.5nm)
Rayleigh seeding=off

Logsheet:0


Page : 1746

Sondrestrom Lidar Operation Log


Log Sheet 1 of 1
Operators : E.Guðmundsson
Date(s) : 060708 - 060709
File(s) : L20060708_000 - L20060709_001
FilesTime [UT]CommentsCntSOpe
L20060708_00023:36:35Start of experiment-90EG
L20060708_00023:37:39No signal present, need to do some tweeing to find the beam-90EG
L20060708_00023:46:39lowering choper altitude1720EG
L20060708_00023:48:40waiting for the nect record before attenuationg1570EG
L20060708_00023:54:52attenuator set at number two (don't know the attenuation yet)1810EG
L20060708_00023:58:47waiting for the next 10 min to see if there is a trace of 880EG
signal induced noise
L20060708_00023:59:32There seems to be at leas signs of counter paralisis850EG
L20060708_00000:03:34new attenuuator setting, using attenuator #50EG
L20060708_00000:05:02lowering chopper altitude further170EG
L20060708_00000:09:16Starting plates in flipping mode to verify orthogonality190EG
L20060708_00000:49:08Things looking ok, will continue flipping.20EG
L20060708_00000:49:40incremented170EG
L20060709_00104:51:52started to see som cirrus clouds10EG
L20060709_00108:52:34End of experiment-10EG