guideline and standards for skytem measurements, processing and ...

TABLE OF CONTENTS
1 Revision history ................................................................................ 3
2 Introduction ....................................................................................... 5
3 SkyTEM configuration and measurement strategies ..................... 6
3.1 SkyTEM configurations ........................................................................... 6
3.2 Flight lines................................................................................................ 7
3.3 Flight speed, altitude and frame angle ................................................... 7
4 Validation procedures ....................................................................... 9
4.1 Calibration – National test site Aarhus ................................................... 9
4.2 Determination of transmitter waveform .................................................. 9
4.3 Local reference locality ........................................................................... 11
4.4 Bias test during production flight ............................................................ 11
4.5 Measurements at high altitude - system response determination ........ 12
5 Data reporting .................................................................................... 13
5.1 SkyTEM ApS reporting ........................................................................... 17
6 Data processing ................................................................................ 19
6.1 Assessment in connection with data processing ................................... 19
6.2 GPS, angle and altitude data.................................................................. 20
6.3 db/dt data ................................................................................................. 20
6.4 Coupled data ........................................................................................... 21
6.5 Averaging and trimming of data ............................................................. 22
7 Data Inversion.................................................................................... 24
7.1 Assessment in connection with data inversion ...................................... 24
7.2 Inversion model ....................................................................................... 25
7.3 Constrained Inversion ............................................................................. 26
7.4 SCI ........................................................................................................... 27
7.5 Inversion workflow ................................................................................... 27
8 Reporting on processing and inversion .......................................... 29
8.1 Processing ............................................................................................... 29
8.2 Inversion results ...................................................................................... 29
8.3 Reporting, GERDA .................................................................................. 29
9 References ......................................................................................... 30
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