Description


Page : 746

Sondrestrom Lidar Operation Log


Operator(s) : E.Guðmundsson
Purpose : Routine data collection
Date(s) : 010121 - 010121
File(s) : L101210 - L101211
Comments :
Logfile : l0101210.log

Setup:0


Page : 747
[Variables]
Dye Power=70mJ
Rayleigh Power=520mJ

[0]
Iris=2mm
Rayleigh System=On
Dye System=On
Daystar=Out
Polarizer=In
HalfWave Plates=In
Rayleigh Filter=2:532(.5nm)

Logsheet:0


Page : 748

Sondrestrom Lidar Operation Log


Log Sheet 1 of 1
Operators : E.Guðmundsson
Date(s) : 010121 - 010121
File(s) : L101210 - L101211
FilesTime [UT]CommentsCntSOpe
L10121002:26:49Start of experiment90370EG
Nice clear skies
L10121002:30:11Tuning for maximum sodium return0EG
L10121002:53:14Done tuning wavemeter indicating max at 589.156nm86570EG
to 589.157nm
L10121002:54:38A small thin "finger"protruding from the sodium layer at 80km0EG
L10121003:50:44Changed the dye TX HWP pos. from 150 to 152deg to find0EG
minimum rayleigh sensitivity
L10121003:55:01Back to 150deg0EG
L10121003:57:09rotated to 148deg0EG
L10121004:04:13Dye laser halfwaveplate position yeilding the maximum ratio0EG
is 150deg
L10121004:07:12TX HWP at 105deg87700EG
L10121004:09:31Ratio at 0.49 Na sum is 2680387700EG
L10121004:10:01TX HWP set at 150deg87700EG
L10121004:13:26Ratio at 2.12 and Na sum is 1375287700EG
L10121004:14:48TX HWP set at 105deg86770EG
L10121004:16:29Dye ratio at 0.51 Na sum is 2765587780EG
L10121004:18:23TX hWP at 150 deg87330EG
L10121004:20:30dye ratio at 2.03 sum Na is 134360EG
L10121004:21:18Incremented, done tweeking86270EG
L10121107:24:58End of experiment84120EG