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 COMMRADIOMETRIC CORRECTIONS AND COEFFICIENTS: COMM---------------------------------------- COMMData has been corrected for aircraft and cosmic backgrounds. COMMHeight corrected to a constant datum of 80 metres, COMMminimum height of 30 and a maximium of 300 metres. COMMData has also been corrected for radon using Minty's (1996 -Alt Method B) COMMand corrected for channel interaction. COMM COMMRAW CHANNELS REFERED TO IN DFN FILE HAVE BEEN DEAD TIME CORRECTED AND ENERGY CALIBRATED COMM COMMRAW_TOTAL_COUNT = DEAD TIME CORRECTED TOTAL COUNT COMMRAW_POTASSIUM = DEAD TIME CORRECTED POTASSIUM COMMRAW_URANIUM = DEAD TIME CORRECTED URANIUM COMMRAW_THORIUM = DEAD TIME CORRECTED THORIUM COMM COMM COMM COMMAIRCRAFT CALIBRATION COEFFICIENTS: COMM COMM COMM Tot.Count Potassium Uranium Thorium COMMArcft Bkg 26.53 4.460 0.06 0.28 COMMCosmic Bkg 0.753 0.04301 0.03662 0.02813 COMMHeight Attn -0.006658 -0.008973 -0.004886 -0.007302 COMM COMMSTRIPPING RATIOS: COMM---------------- COMM ALPHA 0.279689 COMM BETA 0.446457 COMM GAMMA 0.878964 COMM A 0.076869 COMM B 0.007528 COMM G 0.007072 COMM COMM COMM COMMSENSITIVITIES 80 metres (counts / unit concentration): COMM------------------------------------------------------ COMM COMM Potassium 170.49 COMM Uranium 5.31 COMM Thorium 12.83 COMM Total Count 35.51 COMM--------------------------------------------------------------------- COMM COMM COMM LOCATED DATA FOR 256 CHANNEL RADIOMETRICS IN ASCII FORMAT - 1.0 second COMM --------------------------------------------------------------------- COMM COMM Logical Record Length: 1620 bytes COMM Number fields: 287 (including 256 spectral channels) 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 magnetics [ 14] 11 %10.3f ' -9999999.0' COMM deadtime corrected cosmic [ 15] 13 %12.3f ' -9999999.000' COMM deadtime corrected potassium [ 16] 13 %12.3f ' -9999999.000' COMM deadtime corrected uranium [ 17] 13 %12.3f ' -9999999.000' COMM deadtime corrected thorium [ 18] 13 %12.3f ' -9999999.000' COMM deadtime corrected total count [ 19] 13 %12.3f ' -9999999.000' COMM final potassium percent [ 20] 13 %12.3f ' -9999999.000' COMM final uranium ppm [ 21] 13 %12.3f ' -9999999.000' COMM final thorium ppm [ 22] 13 %12.3f ' -9999999.000' COMM final total count nGh [ 23] 13 %12.3f ' -9999999.000' COMM air_pressure [ 24] 8 %7.2f ' -999999' COMM temp degrees [ 25] 8 %7.2f ' -999999' COMM humid [ 26] 8 %7.2f ' -999999' COMM stp height [ 27] 8 %7.2f ' -999999' COMM rad alt [ 28] 8 %7.2f ' -999999' COMM baro alt [ 29] 8 %7.2f ' -999999' COMM gps height [ 30] 8 %7.2f ' -999999' COMM elevation [ 31] 8 %7.2f ' -999999' COMM 256 channel counts [ 32] 5 %5d '-' COMM COMM COMM COMMDATA RANGE: COMM----------- COMM COMMTraverse Lines 10011 - 15481 COMMTie Lines 910013 - 910261 COMM(complete survey area) COMM COMMAIRCRAFT BACKGROUND AND COSMIC SPECTRA COMM-------------------------------------- COMM COMM ################################################### COMM # Normalised Cosmic Spectrum Data COMM ################################################### COMM NormalisedCosmicSpectrumStart COMM 1 0.000000 COMM 2 0.043132 COMM 3 0.095922 COMM 4 0.106678 COMM 5 0.109512 COMM 6 0.102858 COMM 7 0.095149 COMM 8 0.088531 COMM 9 0.081739 COMM 10 0.074558 COMM 11 0.067928 COMM 12 0.062880 COMM 13 0.058258 COMM 14 0.053656 COMM 15 0.049633 COMM 16 0.045629 COMM 17 0.041652 COMM 18 0.038124 COMM 19 0.035504 COMM 20 0.033263 COMM 21 0.030833 COMM 22 0.028554 COMM 23 0.026768 COMM 24 0.025058 COMM 25 0.023461 COMM 26 0.021967 COMM 27 0.020718 COMM 28 0.019766 COMM 29 0.018990 COMM 30 0.018166 COMM 31 0.017415 COMM 32 0.016771 COMM 33 0.016273 COMM 34 0.015962 COMM 35 0.015600 COMM 36 0.015478 COMM 37 0.015314 COMM 38 0.015550 COMM 39 0.016873 COMM 40 0.018998 COMM 41 0.021412 COMM 42 0.022495 COMM 43 0.021512 COMM 44 0.018470 COMM 45 0.014596 COMM 46 0.011447 COMM 47 0.009287 COMM 48 0.008102 COMM 49 0.007435 COMM 50 0.007139 COMM 51 0.006990 COMM 52 0.006919 COMM 53 0.006738 COMM 54 0.006527 COMM 55 0.006499 COMM 56 0.006453 COMM 57 0.006213 COMM 58 0.005940 COMM 59 0.005789 COMM 60 0.005750 COMM 61 0.005632 COMM 62 0.005551 COMM 63 0.005488 COMM 64 0.005492 COMM 65 0.005185 COMM 66 0.004954 COMM 67 0.004979 COMM 68 0.005126 COMM 69 0.004958 COMM 70 0.004625 COMM 71 0.004594 COMM 72 0.004572 COMM 73 0.004550 COMM 74 0.004369 COMM 75 0.004226 COMM 76 0.004079 COMM 77 0.004051 COMM 78 0.004051 COMM 79 0.003977 COMM 80 0.003969 COMM 81 0.004070 COMM 82 0.003979 COMM 83 0.003857 COMM 84 0.003984 COMM 85 0.003952 COMM 86 0.003837 COMM 87 0.003798 COMM 88 0.003673 COMM 89 0.003590 COMM 90 0.003506 COMM 91 0.003340 COMM 92 0.003217 COMM 93 0.003174 COMM 94 0.003163 COMM 95 0.003202 COMM 96 0.003255 COMM 97 0.003267 COMM 98 0.003187 COMM 99 0.003090 COMM 100 0.003076 COMM 101 0.003077 COMM 102 0.003061 COMM 103 0.003022 COMM 104 0.002927 COMM 105 0.002926 COMM 106 0.002925 COMM 107 0.002909 COMM 108 0.002921 COMM 109 0.002850 COMM 110 0.002837 COMM 111 0.002772 COMM 112 0.002732 COMM 113 0.002719 COMM 114 0.002675 COMM 115 0.002628 COMM 116 0.002581 COMM 117 0.002513 COMM 118 0.002370 COMM 119 0.002281 COMM 120 0.002190 COMM 121 0.002124 COMM 122 0.002072 COMM 123 0.002100 COMM 124 0.002153 COMM 125 0.002220 COMM 126 0.002372 COMM 127 0.002486 COMM 128 0.002474 COMM 129 0.002470 COMM 130 0.002427 COMM 131 0.002376 COMM 132 0.002416 COMM 133 0.002379 COMM 134 0.002281 COMM 135 0.002275 COMM 136 0.002245 COMM 137 0.002228 COMM 138 0.002221 COMM 139 0.002201 COMM 140 0.002190 COMM 141 0.002174 COMM 142 0.002116 COMM 143 0.002064 COMM 144 0.002048 COMM 145 0.002052 COMM 146 0.001983 COMM 147 0.001903 COMM 148 0.001861 COMM 149 0.001903 COMM 150 0.001956 COMM 151 0.001954 COMM 152 0.001986 COMM 153 0.001975 COMM 154 0.001951 COMM 155 0.001942 COMM 156 0.001909 COMM 157 0.001895 COMM 158 0.001819 COMM 159 0.001780 COMM 160 0.001785 COMM 161 0.001769 COMM 162 0.001760 COMM 163 0.001791 COMM 164 0.001765 COMM 165 0.001761 COMM 166 0.001720 COMM 167 0.001648 COMM 168 0.001673 COMM 169 0.001710 COMM 170 0.001645 COMM 171 0.001636 COMM 172 0.001640 COMM 173 0.001671 COMM 174 0.001639 COMM 175 0.001604 COMM 176 0.001592 COMM 177 0.001592 COMM 178 0.001543 COMM 179 0.001553 COMM 180 0.001525 COMM 181 0.001528 COMM 182 0.001532 COMM 183 0.001535 COMM 184 0.001571 COMM 185 0.001608 COMM 186 0.001558 COMM 187 0.001620 COMM 188 0.001626 COMM 189 0.001571 COMM 190 0.001564 COMM 191 0.001544 COMM 192 0.001512 COMM 193 0.001537 COMM 194 0.001539 COMM 195 0.001543 COMM 196 0.001498 COMM 197 0.001468 COMM 198 0.001405 COMM 199 0.001416 COMM 200 0.001422 COMM 201 0.001425 COMM 202 0.001383 COMM 203 0.001366 COMM 204 0.001328 COMM 205 0.001289 COMM 206 0.001303 COMM 207 0.001308 COMM 208 0.001310 COMM 209 0.001296 COMM 210 0.001290 COMM 211 0.001267 COMM 212 0.001269 COMM 213 0.001318 COMM 214 0.001292 COMM 215 0.001196 COMM 216 0.001167 COMM 217 0.001165 COMM 218 0.001138 COMM 219 0.001126 COMM 220 0.001172 COMM 221 0.001226 COMM 222 0.001219 COMM 223 0.001170 COMM 224 0.001178 COMM 225 0.001202 COMM 226 0.001208 COMM 227 0.001230 COMM 228 0.001261 COMM 229 0.001239 COMM 230 0.001218 COMM 231 0.001193 COMM 232 0.001179 COMM 233 0.001186 COMM 234 0.001158 COMM 235 0.001135 COMM 236 0.001145 COMM 237 0.001132 COMM 238 0.001133 COMM 239 0.001121 COMM 240 0.001140 COMM 241 0.001090 COMM 242 0.001066 COMM 243 0.001084 COMM 244 0.001092 COMM 245 0.001102 COMM 246 0.001077 COMM 247 0.001066 COMM 248 0.001045 COMM 249 0.001044 COMM 250 0.001035 COMM 251 0.001024 COMM 252 0.001065 COMM 253 0.001044 COMM 254 0.064085 COMM 255 0.001166 COMM 256 1.000220 COMM NormalisedCosmicSpectrumEnd COMM ################################################### COMM # Aircraft Spectrum Data COMM ################################################### COMM AircraftSpectrumStart COMM 1 0.000000 COMM 2 0.395875 COMM 3 3.248842 COMM 4 4.245837 COMM 5 4.486422 COMM 6 4.075117 COMM 7 3.507649 COMM 8 3.231510 COMM 9 3.060712 COMM 10 2.890080 COMM 11 2.758640 COMM 12 2.691328 COMM 13 2.641411 COMM 14 2.435254 COMM 15 2.233575 COMM 16 2.384216 COMM 17 2.705848 COMM 18 2.765545 COMM 19 2.348733 COMM 20 1.925428 COMM 21 1.695660 COMM 22 1.547729 COMM 23 1.442127 COMM 24 1.341156 COMM 25 1.289243 COMM 26 1.312430 COMM 27 1.360212 COMM 28 1.309512 COMM 29 1.143254 COMM 30 0.888676 COMM 31 0.702038 COMM 32 0.608290 COMM 33 0.553287 COMM 34 0.454530 COMM 35 0.409761 COMM 36 0.403034 COMM 37 0.449609 COMM 38 0.463971 COMM 39 0.434816 COMM 40 0.414741 COMM 41 0.333437 COMM 42 0.252730 COMM 43 0.108901 COMM 44 0.068300 COMM 45 0.207323 COMM 46 0.420925 COMM 47 0.674329 COMM 48 0.889590 COMM 49 1.003454 COMM 50 0.995209 COMM 51 0.905468 COMM 52 0.746968 COMM 53 0.597661 COMM 54 0.485623 COMM 55 0.363515 COMM 56 0.289219 COMM 57 0.308919 COMM 58 0.341365 COMM 59 0.349735 COMM 60 0.336056 COMM 61 0.345042 COMM 62 0.339557 COMM 63 0.310636 COMM 64 0.293515 COMM 65 0.340065 COMM 66 0.355253 COMM 67 0.312314 COMM 68 0.254377 COMM 69 0.256781 COMM 70 0.287846 COMM 71 0.288998 COMM 72 0.291021 COMM 73 0.276853 COMM 74 0.318910 COMM 75 0.359040 COMM 76 0.397936 COMM 77 0.393896 COMM 78 0.370374 COMM 79 0.383771 COMM 80 0.374133 COMM 81 0.317114 COMM 82 0.287913 COMM 83 0.277029 COMM 84 0.216591 COMM 85 0.189914 COMM 86 0.154937 COMM 87 0.127134 COMM 88 0.131939 COMM 89 0.135753 COMM 90 0.136497 COMM 91 0.174612 COMM 92 0.219075 COMM 93 0.240031 COMM 94 0.242108 COMM 95 0.225824 COMM 96 0.200683 COMM 97 0.178102 COMM 98 0.147630 COMM 99 0.140198 COMM 100 0.139422 COMM 101 0.117627 COMM 102 0.083434 COMM 103 0.084588 COMM 104 0.098491 COMM 105 0.091522 COMM 106 0.078234 COMM 107 0.068928 COMM 108 0.052495 COMM 109 0.058017 COMM 110 0.051771 COMM 111 0.060005 COMM 112 0.054050 COMM 113 0.056779 COMM 114 0.079990 COMM 115 0.096369 COMM 116 0.133416 COMM 117 0.170382 COMM 118 0.242251 COMM 119 0.306050 COMM 120 0.377458 COMM 121 0.445751 COMM 122 0.502178 COMM 123 0.513076 COMM 124 0.489849 COMM 125 0.442204 COMM 126 0.340365 COMM 127 0.240623 COMM 128 0.182562 COMM 129 0.128647 COMM 130 0.088076 COMM 131 0.059050 COMM 132 0.029802 COMM 133 0.017985 COMM 134 0.013296 COMM 135 0.002030 COMM 136 -0.004141 COMM 137 0.001850 COMM 138 0.011347 COMM 139 0.009981 COMM 140 0.004392 COMM 141 -0.002549 COMM 142 0.000185 COMM 143 0.005686 COMM 144 0.018894 COMM 145 0.039214 COMM 146 0.063351 COMM 147 0.072077 COMM 148 0.088376 COMM 149 0.074960 COMM 150 0.051960 COMM 151 0.050337 COMM 152 0.040370 COMM 153 0.023655 COMM 154 0.005612 COMM 155 -0.014695 COMM 156 -0.016500 COMM 157 -0.014361 COMM 158 -0.006246 COMM 159 -0.011820 COMM 160 -0.022692 COMM 161 -0.027539 COMM 162 -0.030930 COMM 163 -0.046395 COMM 164 -0.046507 COMM 165 -0.047685 COMM 166 -0.041006 COMM 167 -0.034641 COMM 168 -0.045323 COMM 169 -0.051971 COMM 170 -0.045773 COMM 171 -0.047732 COMM 172 -0.044239 COMM 173 -0.044199 COMM 174 -0.034015 COMM 175 -0.022332 COMM 176 -0.015267 COMM 177 -0.012038 COMM 178 -0.000434 COMM 179 -0.013597 COMM 180 -0.005214 COMM 181 -0.009065 COMM 182 -0.012971 COMM 183 -0.008562 COMM 184 -0.011382 COMM 185 -0.014559 COMM 186 -0.007879 COMM 187 -0.023586 COMM 188 -0.026685 COMM 189 -0.016663 COMM 190 -0.022688 COMM 191 -0.021742 COMM 192 -0.021560 COMM 193 -0.033523 COMM 194 -0.037611 COMM 195 -0.042298 COMM 196 -0.032743 COMM 197 -0.031354 COMM 198 -0.031133 COMM 199 -0.036256 COMM 200 -0.041663 COMM 201 -0.041677 COMM 202 -0.033215 COMM 203 -0.038772 COMM 204 -0.033430 COMM 205 -0.026401 COMM 206 -0.030776 COMM 207 -0.031973 COMM 208 -0.029168 COMM 209 -0.019423 COMM 210 -0.019194 COMM 211 -0.018025 COMM 212 -0.011790 COMM 213 -0.017707 COMM 214 -0.009145 COMM 215 0.014192 COMM 216 0.034060 COMM 217 0.050789 COMM 218 0.067899 COMM 219 0.083469 COMM 220 0.074584 COMM 221 0.068882 COMM 222 0.070281 COMM 223 0.080654 COMM 224 0.068891 COMM 225 0.047707 COMM 226 0.038521 COMM 227 0.018170 COMM 228 0.001516 COMM 229 -0.005478 COMM 230 -0.009853 COMM 231 -0.022294 COMM 232 -0.024304 COMM 233 -0.031182 COMM 234 -0.030858 COMM 235 -0.029797 COMM 236 -0.030953 COMM 237 -0.028600 COMM 238 -0.036974 COMM 239 -0.036468 COMM 240 -0.043889 COMM 241 -0.035223 COMM 242 -0.031492 COMM 243 -0.031732 COMM 244 -0.034148 COMM 245 -0.037358 COMM 246 -0.039721 COMM 247 -0.037933 COMM 248 -0.027656 COMM 249 -0.026118 COMM 250 -0.031180 COMM 251 -0.029284 COMM 252 -0.032520 COMM 253 -0.022943 COMM 254 -0.067685 COMM 255 -0.045238 COMM 256 -0.670176 COMM AircraftSpectrumEnd