Description

Page : 1843

Sondrestrom Lidar Operation Log

Operator(s) : Christian Have Pedersen
Purpose : Data acquisition on 532nm channel.
Date(s) : 070902 - 070902
File(s) : L20070902_000 - L20070902_002
Comments : Normal data acq.
Logfile : L0709010.log

Setup:0

Page : 1844
[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 : 1845

Sondrestrom Lidar Operation Log

Log Sheet 1 of 1
Operators : Christian Have Pedersen
Date(s) : 070902 - 070902
File(s) : L20070902_000 - L20070902_002

Files	Time [UT]	Comments	Cnt	S	Ope
L20070902_000	00:42:59	Start of experiment	399	0	cp
L20070902_000	00:52:38	Stable setup now. Chopper cutoff still too slow ?		0	cp
L20070902_000	01:08:29		407	0	cp
L20070902_001	03:18:11		373	0	cp
L20070902_001	04:14:01		380	0	cp
L20070902_001	05:24:56		389	0	cp
L20070902_002	05:30:50	Profile looks a bit strange at high alt. now?	339	0	cp
L20070902_002	05:41:45	Stopping exp. now 5 hrs. is fine. But a strange problem		0	cp
		just at the end of this exp. Some troubleshooting is required.
		Signal disappeared for now reason. No adjustments were made
		at the time. PMT output profile from SR430 went from normal
L20070902_002	05:45:08	to no profile at all and then back all the time. PMT issue ?	211	0	cp
L20070902_002	05:45:10	End of experiment		0	cp