Description

Page : 1849

Sondrestrom Lidar Operation Log

Operator(s) : Christian Have Pedersen
Purpose : Data acquisition on 532nm channel.
Date(s) : 070912 - 070912
File(s) : L20070912_000 - L20070912_002
Comments :
Logfile : L0709120.log

Setup:0

Page : 1850
[Variables]
Rayleigh Power=550mJ

[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=Out
Daystar=Out
Polarizer=In
HalfWave Plates=Tracking
Rayleigh Filter=2:532(.5nm)
Rayleigh seeding=off

Logsheet:0

Page : 1851

Sondrestrom Lidar Operation Log

Log Sheet 1 of 1
Operators : Christian Have Pedersen
Date(s) : 070912 - 070912
File(s) : L20070912_000 - L20070912_002

Files	Time [UT]	Comments	Cnt	S	Ope
L20070912_000	02:43:27	Start of experiment	405	0	cp
L20070912_000	02:43:46	Good news - So far in this exp. the problematic low alt. return is gone !	399	0	cp
		Bad news - I do not have a clue why ?
		The low alt. return was present in the data from the exp.
		this saturday and no adjustments were made to the system
		since then. Only testing of the light signal (fiber) for the combined
		RaNa experiments.
L20070912_000	03:20:38		383	0	cp
L20070912_000	03:34:10		379	0	cp
L20070912_000	04:18:36		375	0	cp
L20070912_001	05:18:54		405	0	cp
L20070912_001	06:16:47		430	0	cp
L20070912_002	08:07:47	Clouds comming in. Will put in attennuation in optical path		0	cp
		to sharpen the chopper opening part of the profile.
		This is to have a reference.	420
L20070912_002	08:18:43	End of experiment	234	0	cp