Description


Page : 2011

Sondrestrom Lidar Operation Log


Operator(s) : Christian, Have, Pedersen, Katelynn, Greer, Christian Have Pedersen
Purpose : Data Acquistion on 532 and Raman Channels
Date(s) : 080709 - 080709
File(s) : L20080709_000 - L20080709_001
Comments : It is a bit cloudy
Logfile : l0807090.log

Setup:0


Page : 2012
[0]
front end Iris=1.5mm
Rayleigh System=On
Rayleigh Field stop=0.5mm
Rayleigh path attenuation=0dB
Dye System=Off
Sodium Field stop=0.5mm
Etalon=In
Daystar=4A_In
Polarizer=In
HalfWave Plates=Tracking
Rayleigh Filter=2:532(.5nm)
Rayleigh seeding=off

Logsheet:0


Page : 2013

Sondrestrom Lidar Operation Log


Log Sheet 1 of 2
Operators : Katelynn, Greer, Christian, Have, Pedersen, Christian Have Pedersen
Date(s) : 080709 - 080709
File(s) : L20080709_000 - L20080709_001
FilesTime [UT]CommentsCntSOpe
L20080709_00000:46:02Start of experiment0cp
00:46:56Flash Counts: 38818, flash lamps likely need to be replaced0cp
Spectral Physics Laser Power: 480 mJ
L Big Sky Laser: 0.6 (units?)
R Big Sky Laser: 0.65
Nuetral Density Filter (on Wheel) removed from path
01:02:412 3dB filters added in front of Raman Chopper0cp
01:11:56Signal on Raman channel low in background0cp
One 10 dB filter placed in path instead
PMT power at 0.750
01:12:50Likely Cirrus clouds in signal0cp
01:15:31Decide not to try to perfect convergence due to clouds0cp
01:19:57350cp
01:24:34390cp
01:37:18470cp
02:26:34270cp
02:43:08Sky conditions are better460cp
Possible PMT seen in running average
03:05:16Possible PMT seems to be persisting0cp
03:33:19460cp
04:21:19170cp
04:26:17PMC has likely dissipated and there may be a low cloud00cp
L20080709_00104:33:04Strong low-level cloud seems to be persisting-10cp

Logsheet:1


Page : 2014

Sondrestrom Lidar Operation Log


Log Sheet 2 of 2
Operators : Christian Have Pedersen,Katelynn Greer
Date(s) : 080709 - 080709
File(s) : L20080709_001 - L20080709_001
FilesTime [UT]CommentsCntSOpe
L20080709_00104:58:28450cp
05:04:27220cp
05:27:54Intermittent clouds are persisting0cp
05:47:11-10cp
05:47:53-10cp
05:52:30120cp
05:52:33Sky conditions have deteriorated, will shut down0cp
L20080709_00105:53:15End of experiment0cp