ilrs 2008 poznan, poland - 13-17 october 2008 development of quality control tools for the mlro g....
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ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
Development of Development of quality control tools quality control tools for the MLROfor the MLRO
G. BiancoG. Bianco, V. Luceri, D. Iacovone, V. Luceri, D. Iacovone
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
One year ago…One year ago…
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
At that time we At that time we concluded…concluded… A A dedicateddedicated SLR system engineer is SLR system engineer is
mandatory.mandatory. A set of A set of quasi quasi real-time SLR station real-time SLR station
health indicatorshealth indicators should be agreed should be agreed upon, defined and developed by upon, defined and developed by system specialists and data analysts. system specialists and data analysts. This should allow to rapidly pinpoint a This should allow to rapidly pinpoint a problem arising at a stationproblem arising at a station
Is range bias monitoring enough?Is range bias monitoring enough? Standardizing calibration procedures?Standardizing calibration procedures?
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
The three souls in SLR:The three souls in SLR:
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
The scientist (DA)The scientist (DA)
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
The engineer (EN)The engineer (EN)
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
The operator (OP)The operator (OP)
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
Internal QCInternal QCData acquisition
send data
Report to DA Check
OP
CheckDA
Action (EN/AD/OP)
Feedback to OP
OP = OperatorsDA = Data analystsEN = Engineers
ok
nok
ok
nok
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
Internal QCInternal QC
Acquisition phaseAcquisition phase– Calibration stability (mean, rms)Calibration stability (mean, rms)– Pass parameters stability (editing, Pass parameters stability (editing,
rms, other)rms, other) Routine checksRoutine checks
– Diagnostics, calibrationsDiagnostics, calibrations– Other procedures in collaboration Other procedures in collaboration
with ENwith EN
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
MLRO health indicator MLRO health indicator parametersparameters Automatically monitored params Automatically monitored params
(DA is automatically notified if (DA is automatically notified if threshold values are reached):threshold values are reached):– System delay rms (should be <2 System delay rms (should be <2
mm)mm)– System delay variationsSystem delay variations– Transmitted energy stdTransmitted energy std– Pass residuals rmsPass residuals rms
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
System delaySystem delay
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
External QCExternal QC
Info from Analysis Center
No action
Action(EN/DA/OP)
CheckDA
OP = OperatorsDA = Data analystsEN = Engineers
ok
nok
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
External QCExternal QC
ILRS reportsILRS reports ILRS station performanceILRS station performance Biases from Hitotsubashi Univ.Biases from Hitotsubashi Univ. GeoDAF MLRO monitorGeoDAF MLRO monitor
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
ILRS 2008 Poznan, Poland - 13-17 October 2008ILRS 2008 Poznan, Poland - 13-17 October 2008
Lesson learned, and Lesson learned, and conclusionsconclusions Improve interaction between DA, Improve interaction between DA,
EN and OPEN and OP Web based monitor system on line Web based monitor system on line
and workingand working Better understanding of the systemBetter understanding of the system Clear identification of issuesClear identification of issues Still a lot to be done…Still a lot to be done…