COMM Kevron Geophysics Pty. Ltd. COMM --------------------------- COMM COMM GRIDDED DATA: COMM ------------- COMM Area : WTRMP Area D COMM Company Flown by: Kevron Geophysics Pty. Ltd. COMM Company Flown for: Tasmanian DIER COMM Company Processed: Kevron Geophysics Pty. Ltd. COMM COMM AIRBORNE SURVEY EQUIPMENT: COMM -------------------------- COMM Aircraft Cresco 750 VH-KPY COMM Magnetometer Tail Geometrics G822A Cesium Vapour COMM Magnetometer Resolution 0.001 nT COMM Magnetometer Compensation RMS AADCII operating in real time COMM Magnetometer Sample Interval 0.1 second COMM Data Acquisition Geo Instruments Model 2000 COMM Data Recording PCMIA Hard Drive COMM Spectrometer Geometrics GR-820 COMM Crystal Size 33.6lt downward array COMM Spectrometer Sample Interval 1.0 Second COMM Flight Path Record VHS Colour Video System COMM GPS Navigation System Novatel 3151R GPS Receiver COMM COMM AIRBORNE SURVEY SPECIFICATIONS: COMM ------------------------------- COMM Flight Line Direction : 090 - 270 degrees COMM Flight Line Separation : 200 metres COMM Tie Line Direction : 000 - 180 degrees COMM Tie Line Separation : 2000 metres COMM Terrain Clearance : 80 metres (MTC) COMM COMM Survey flown : December 2000 COMM Kevron Geophysics job number : 1585 COMM COMM COMM COMM Data are in UTM Grid Zone 55 COMM COMM COMM GPS navigation data differentially corrected real time COMM using Fugro Omnistar. COMM COMM Boundary Co-ords COMM COMM 353842,5341182 COMM 375113,5341182 COMM 375113,5315182 COMM 371113,5315182 COMM 375113,5293182 COMM 380113,5293182 COMM 380113,5276182 COMM 392931,5276182 COMM 395113,5270182 COMM 395113,5266182 COMM 391113,5250182 COMM 391113,5232182 COMM 389613,5232182 COMM 385113,5238582 COMM 377113,5238582 COMM 372513,5248582 COMM 361113,5277182 COMM 356113,5277182 COMM 356113,5282182 COMM 347613,5327782 COMM 354613,5327782 COMM 353842,5341182 COMM COMM MAGNETIC CORRECTIONS: COMM -------------------- COMM Diurnal variations removed. COMM IGRF (2000) updated to 2000.98 removed. COMM COMM ELEVATION DATA: COMM --------------- COMM Elevation was calculated by subtraction of the radar altimetre from the gps height. COMM Tie line and micro levelling has been performed. COMM AUSGEOID 98 nval geoid elipsoid separation values subtracted to achieve AHD. COMM COMM COMM LOCATED DATA FOR MAGNETICS IN ASCII FORMAT - 0.1 second COMM --------------------------------------------------------------------- COMM COMM Logical Record Length: 261 bytes COMM Number fields: 25 COMM Name: field width format-C SUSstring COMM LineName [ 1] 12 %12.12s '-' COMM LineDate [ 2] 8 %8.8s '-' COMM fiducial [ 3] 11 %10.0f ' -9999999' COMM flight number [ 4] 5 %4.0f ' -999' COMM time hh dddd [ 5] 10 %9.5f ' -9999999.' COMM agd66 easting [ 6] 11 %10.2f ' -9999999.0' COMM agd66 northing [ 7] 11 %10.2f ' -9999999.0' COMM gda mga55 easting [ 8] 11 %10.2lf ' -9999999.0' COMM gda mga55 northing [ 9] 11 %10.2lf ' -9999999.0' COMM agd66 long [ 10] 13 %12.7lf ' -9999999.000' COMM agd66 lat [ 11] 13 %12.7lf ' -9999999.000' COMM wgs84 long [ 12] 13 %12.7lf ' -9999999.000' COMM wgs84 lat [ 13] 13 %12.7lf ' -9999999.000' COMM raw_mag [ 14] 11 %10.3f ' -9999999.0' COMM comp_mag [ 15] 11 %10.3f ' -9999999.0' COMM mag dnl igrf gammas [ 16] 11 %10.3f ' -9999999.0' COMM mag level [ 17] 11 %10.3f ' -9999999.0' COMM diurnal gammas [ 18] 11 %10.3f ' -9999999.0' COMM igrf gammas [ 19] 11 %10.3f ' -9999999.0' COMM 1vd [ 20] 12 %11.7f ' -9999999.00' COMM agc 1vd [ 21] 12 %11.7f ' -9999999.00' COMM rad alt [ 22] 7 %6.1f ' -99999' COMM baro alt [ 23] 7 %6.1f ' -99999' COMM wgs84 height [ 24] 7 %6.1f ' -99999' COMM elevation [ 25] 7 %6.1f ' -99999' COMM COMM COMM COMMDATA RANGE: COMM----------- COMM COMMTraverse Lines 10011 - 15481 COMMTie Lines 910013 - 910261 COMM(complete survey area)