Description


Page : 119

Sondrestrom Lidar Operation Log


Operator(s) : J.Geddes
Purpose : Routine data collection
Date(s) : 980809 - 980810
File(s) : L9808093 - L9808096
Comments :
Logfile : L9808090.log

Setup:0


Page : 120
[Variables]
Dye Power=64 mJ
Rayleigh Power=610 mJ

[0]
90% PMT Iris=not_installed
Rayleigh System=On
Dye System=On
Daystar=In
Polerizer=In
HalfWave Plates=Tracking
Filter Wheel=3:Open

[1]
90% PMT Iris=not_installed
Rayleigh System=On
Dye System=On
Daystar=Out
Polerizer=In
HalfWave Plates=Tracking
Filter Wheel=2:532(.5nm)

Logsheet:0


Page : 121

Sondrestrom Lidar Operation Log


Log Sheet 1 of 2
Operators : J.Geddes
Date(s) : 980809 - 980810
File(s) : L9808093 - L9808094
FilesTime [UT]CommentsCntSOpe
L980809323:21:18Start of experiment860JG
L980809323:25:52HG adjusted4220JG
L980809323:27:51Setup change20541JG
L980809323:29:38Half wave adjustment started1JG
L980809323:49:57End half wave adjustment18971JG
L980809323:53:25Half wave plate control box failure. Box was reset.18811JG
L980809323:56:24Dye convergence adjusted.16041JG
L980809300:03:04Dye tuning adjusted15161JG
L980809300:07:17Dye convergence adjusted.13691JG
L980809300:08:30Rayleigh convergence adjusted.15941JG
L980809300:16:53Dye tuning adjusted.16851JG
L980809300:20:27Dye tuning adjusted.16051JG
L980809300:26:58Dye tuning adjusted.15451JG
L980809300:50:08Na layer visible in 5 min integrated profile.14841JG
L980809301:13:57Dye system tuned.14691JG
L980809301:18:31Dye system tuned.14871JG
L980809301:24:24Dye system tuned.15261JG
L980809401:37:29Haze layer.15191JG
L980809401:38:13Na layer visible in raw data.15771JG
L980809403:00:56Possible NLCs observed to the north.18721JG
L980809403:17:37NLC detected by lidar. 65 km equivalent Rayleigh alt.18311JG
L980809403:30:22Na layer appears to have gotten thicker since the NLC 18501JG
detection.
L980809403:45:29Small, thin Na layer has appeared above the main Na layer.18651JG

Logsheet:1


Page : 122

Sondrestrom Lidar Operation Log


Log Sheet 2 of 2
Operators : J.Geddes
Date(s) : 980810 - 980810
File(s) : L9808094 - L9808096
FilesTime [UT]CommentsCntSOpe
L980809403:56:46Lots of NLCs overhead.17931JG
L980809504:23:49NLC strength has increased to 50 km equivalent Rayleigh alt.18121JG
L980809504:38:29Possible sporadic Na layer?17501JG
L980809504:53:06Another sporadic Na layer has been forming above the 17331JG
main Na layer.
L980809505:40:14Peak of Na layer (sporadic?) has reached 100 counts.17781JG
L980809607:42:18End of experiment34231JG