{
 "schema": "ausmt-station",
 "version": "0.1",
 "ausmt_id": "au.isa-region-2020.90",
 "station": "90",
 "survey": "Isa Region MT Survey",
 "survey_id": "isa-region-2020",
 "country": "Australia",
 "organisation": "Geological Survey of Queensland",
 "location": {
  "lat": -21.053778,
  "lon": 139.970028
 },
 "data": {
  "type": "AMT",
  "n_periods": 100,
  "period_min_s": 0.0001,
  "period_max_s": 2912.904165
 },
 "diagnostics": {
  "median_relative_error": 0.984,
  "remote_reference": false,
  "tipper_available": true,
  "completeness_smoothness_diagnostic": {
   "value": 2.3,
   "basis": "e",
   "note": "not a quality or geological-value judgement"
  },
  "classification": "2-D",
  "skew_beta_median_deg": 1.0,
  "pct_periods_3d": 0,
  "method": "phase-tensor (Caldwell 2004)",
  "note": "screening diagnostic, not an interpretation product"
 },
 "processing": {
  "software": "EMpower",
  "algorithm": null,
  "remote_reference": false,
  "remote_site": null,
  "file_written_by": {
   "name": "Geotools",
   "version": "1.9.6.12351"
  },
  "note": "source.file=90.edi (collection.zip!mt100092/Edited edis.zip!Edited edis/90 EDI.edi)\nsource.collection=Geological Survey of Queensland Open Data Portal record mt100092, Isa Region MT Survey, fetched as collection.zip\nsource.sha256=1b87e98bd94ac4e3838fd9e065746e72e9a4629d246016b7b5b38acf64896aed\nsource.copy=provenance/as-delivered/90.edi in this package, byte identical to the delivery\nrepair.defect=ACQDATE=01/01/01 is the Geotools placeholder for a date the export did not carry, which a reader takes as 2001-01-01; FILEDATE=04/24/20 is written month/day/year\nrepair.change=ACQDATE set to 2020-04-17 and FILEDATE rewritten 04/24/20 to 2020-04-24, the same day in ISO 8601; no other byte is changed apart from the padding after a value that grew\nrepair.basis=the same sounding EMpower export inside this same release, collection.zip!mt100092/Processed edis.zip!Processed edis/20200417-18/90_Workbench 1.edi, matched by station name and by position to 0.000 m; it prints ACQDATE=04/17/20 and ENDDATE=04/17/20, which the Geotools export dropped. Appendix I of the contractor logistics report 200104 prints the same day for this station\nrepair.ruling=the owner repair rule of 2026-09-18; the date named here is a proposal and its ruling is owed\nrepair.by=AusMT, _tools/repair_edi_header_dates.py\nMAXINFO=909\n\"HzType\": 2,\n\"calibration\": {\n\"Hx_scal\": \"53688_5E70367D.scal\",\n\"Hy_scal\": \"53702_5E70367D.scal\",\n\"Hz_scal\": \"53755_5E70367D.scal\",\n\"Rx_scal\": \"54089_5E70555F.scal\",\n\"Ry_scal\": \"54122_5E70555F.scal\",\n\"mag_rxcal\": \"10263_5E6FFD9D.rxcal\",\n\"pri_rxcal\": \"10263_5E6FFD9D.rxcal\",\n\"ref_rxcal\": \"10264_5E7006CB.rxcal\"\n},\n\"comb_filter\": 0,\n\"hasRemote\": true,\n\"layout\": {\n\"Ex\": \"E1\",\n\"Ey\": \"E2\",\n\"Hx\": \"H1\",\n\"Hy\": \"H2\",\n\"Hz\": \"H3\",\n\"Rx\": \"H1\",\n\"Ry\": \"H2\",\n\"e_azimuth\": 0,\n\"h_azimuth\": 0,\n\"r_azimuth\": 0\n},\n\"magnetic\": {\n\"Station_Name\": \"90\",\n\"acqtime\": 67920,\n\"bat_ext\": 12.398,\n\"calibration\": {\n\"type\": 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0,\n\"interleave_24k\": 2,\n\"interleave_30\": 0,\n\"interleave_96k\": 0,\n\"period\": 30\n}\n},\n\"df\": 122805813248,\n\"dt\": 127831900160,\n\"empower_version\": \"v1.42.2.5\",\n\"gps_max\": 13,\n\"gps_min\": 6,\n\"instid\": \"10263\",\n\"layout\": {\n\"Company_Name\": \"Zonge Engineering\",\n\"Declination\": 5.45,\n\"E1_PolInv\": false,\n\"E2_PolInv\": false,\n\"E_Azimuth\": 0,\n\"H1_Azimuth\": 0,\n\"H1_PolInv\": false,\n\"H1_Serial\": \"53688\",\n\"H1_Type\": 4,\n\"H1_Type_Name\": \"MTC-150\",\n\"H2_PolInv\": false,\n\"H2_Serial\": \"53702\",\n\"H2_Type\": 4,\n\"H2_Type_Name\": \"MTC-150\",\n\"H3_PolInv\": false,\n\"H3_Serial\": \"53755\",\n\"H3_Type\": 4,\n\"H3_Type_Name\": \"MTC-150\",\n\"Layout_Type\": 0,\n\"Measured_Pot_Resist_E1_Neg\": \"1318.18\",\n\"Measured_Pot_Resist_E1_Pos\": \"1190.25\",\n\"Measured_Pot_Resist_E2_Neg\": \"2118.38\",\n\"Measured_Pot_Resist_E2_Pos\": \"3089.76\",\n\"Notes\": \"Very rocky ground, E/W 28 degrees slope, Hz: no windshield.\",\n\"Operator\": 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\"MTC-150\",\n\"H3_PolInv\": false,\n\"H3_Serial\": \"53817\",\n\"H3_Type\": 4,\n\"H3_Type_Name\": \"MTC-150\",\n\"Layout_Type\": 0,\n\"Measured_Pot_Resist_E1_Neg\": \"3706.38\",\n\"Measured_Pot_Resist_E1_Pos\": \"1939.53\",\n\"Measured_Pot_Resist_E2_Neg\": \"1557.52\",\n\"Measured_Pot_Resist_E2_Pos\": \"1819.78\",\n\"Notes\": \"Flat terrain, bush, N/S road 60m west.\",\n\"Operator\": \"K1, LT\",\n\"Pot_Dist_E1_Neg\": 50,\n\"Pot_Dist_E1_Pos\": 50,\n\"Pot_Dist_E2_Neg\": 50,\n\"Pot_Dist_E2_Pos\": 50,\n\"Station_Name\": \"33.5\",\n\"Survey_Name\": \"200104\",\n\"closest_city\": \"Mount Isa\",\n\"country\": \"AU\",\n\"elecFilterType\": 0,\n\"elev\": 389.312272,\n\"isEMpowerFormat\": true,\n\"lat\": -20.961788,\n\"lon\": 139.996814,\n\"status\": \"\",\n\"timezone\": \"Australia/Brisbane\",\n\"version\": 5\n},\n\"missingFrame\": 0,\n\"motherboard\": {\n\"mb_fw_ver\": \"00010035X\",\n\"mb_hw_ver\": \"BMB01-G \",\n\"mb_serial\": \"03158D\",\n\"version\": 1\n},\n\"name\": \"recording\",\n\"ppsDrift\": false,\n\"receiver_commercial_name\": \"MTU-5C\",\n\"receiver_model\": \"RMT03-D\",\n\"sampleClock\": 768000,\n\"start\": 1587080660,\n\"status\": \"dataacq\",\n\"stop\": 1587171448,\n\"sw_version\": \"v1.48.1.2\",\n\"systime\": 1587171449,\n\"temp_cel\": 44,\n\"temperature_max\": 55,\n\"temperature_min\": 33,\n\"timing\": {\n\"gps_alt\": 389.312272,\n\"gps_lat\": -20.961788,\n\"gps_lon\": 139.996814,\n\"name\": \"timing\",\n\"tm_alive\": 1,\n\"tm_cpld\": \"2912\",\n\"tm_debug\": 0,\n\"tm_drift\": \"0\",\n\"tm_drift_units\": \"20thMhz\",\n\"tm_fw_ver\": \"FF01002DX\",\n\"tm_hw_ver\": \"BTM01-I \",\n\"tm_leapSecAtRecStart\": 18,\n\"tm_leapSecNow\": 18,\n\"tm_ready\": 1,\n\"tm_satcount\": 12,\n\"tm_satmin\": 3,\n\"tm_serial\": \"031CB0\",\n\"tm_stabidx\": 65535,\n\"tm_timeset\": 1,\n\"tm_timeweek\": 1,\n\"tm_utcset\": 1,\n\"version\": 3\n},\n\"uptime\": 91402,\n\"version\": 9\n},\n\"reference_type\": \"magnetic\",\n\"robust_fine_pass_enabled\": false,\n\"robust_max_rejection_ratio\": 0,\n\"robust_quality_threshold\": 0,\n\"robust_type_id\": 0,\n\"start\": 1587096658,\n\"status\": \"Unapproved\",\n\"stop\": 1587164577,\n\"time_elapsed\": 796,\n\"time_zone\": \"UTC\",\n\"time_zone_offset\": 0,\n\"uuid\": \"{16769ead-90bd-4cf7-b204-6fa255981ba5}\",\n\"version\": 1\n}"
 },
 "distribution": {
  "edi_available": true,
  "license": "CC-BY-4.0",
  "edi_path": "edi/isa-region-2020/90.edi"
 },
 "provenance": {
  "pipeline": "ausmt/extract.build_portal",
  "pipeline_version": "0.2.1",
  "extractor": "mt_metadata (community canonical)",
  "software": {
   "python": "3.12.14",
   "mt_metadata": "1.0.10",
   "mth5": "0.6.8"
  },
  "git_commit": "e208b15fb70740d8c44de51c532e6debd59c4e24",
  "parameters": {
   "dimensionality": {
    "beta_per_period_deg": 3.0,
    "skew_3d_deg": 5.0,
    "pct_periods_3d_threshold": 40,
    "ellip_2d_deg": 0.1,
    "min_rez_row_sine": 0.01,
    "beta_physical_cap_deg": 15.0,
    "min_usable_period_frac": 0.5,
    "skew_aggregation": "median"
   },
   "diagnostic": "completeness/smoothness (median rel error + coverage + smoothness)"
  },
  "generated": "2026-09-20T04:08:35.832153+00:00",
  "input_file": "90.edi",
  "input_sha256": "4a19c3f9a4073582b5cadf4182530a9f5d17a9f50a4efdaae8c99a71ecfa75a9",
  "source": {
   "original_filename": "90.edi",
   "source_record_id": "collection.zip!mt100092/Edited edis.zip!Edited edis/90 EDI.edi"
  }
 },
 "coordinate_qc": null,
 "canonical_conditioning": [
  "survey.id->isa-region-2020",
  "station.id set to the sanitised EMTF-XML Site.id",
  "station.source_file_preserved_in_site_name",
  "sign_convention: '+' is a library default — EDI carries no machine-readable sign convention; NOT asserted by source",
  "declination.epoch/model: library defaults (epoch=None, model=IGRF) — an EDI states only the declination value; epoch/model NOT asserted by source",
  "channel orientations: degenerate/defaulted (ex and ey azimuths both 0 deg — parallel dipoles are non-physical); orientations NOT asserted by source EMEAS geometry",
  "citation.authors<-survey_meta:Geological Survey of Queensland",
  "citation.title<-survey_meta",
  "copyright.release_status=Data Citation Required; conditions_of_use set from licence CC-BY-4.0 (replaced mt_metadata default boilerplate)"
 ],
 "frame": {
  "convention_check": {
   "detail": null,
   "n_periods_used": 46,
   "phs_xy_median_deg": 26.28,
   "phs_yx_median_deg": -134.5,
   "verdict": "ok"
  },
  "declared_azimuth_deg": 0.0,
  "derotated": false,
  "evidence": {
   "branch": "mt",
   "emeas_azimuths": {
    "ex": null,
    "ey": null
   },
   "hmeas_azimuths": {
    "hx": 0.0,
    "hy": 0.0
   },
   "rotspec": null,
   "trot": "0",
   "zrot": "0"
  },
  "frame_served": "declared-zero",
  "impedance_rotation_deg_source": null,
  "tipper_rotation_deg_source": null,
  "survey_frame_note": "frame: mixed declared frames across stations: 0°…13° — each station is served in its own declared acquisition frame; this survey does not share one frame (nothing de-rotated)"
 },
 "resources": [
  {
   "id": "edi",
   "kind": "transfer_function",
   "format": "edi",
   "provenance_role": "source",
   "representation_role": "original",
   "path": "edi/isa-region-2020/90.edi"
  },
  {
   "id": "emtfxml",
   "kind": "transfer_function",
   "format": "emtfxml",
   "provenance_role": "derived",
   "representation_role": "alternate",
   "path": "xml/isa-region-2020/90.xml"
  },
  {
   "id": "edi-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/isa-region-2020-edi.zip"
  },
  {
   "id": "xml-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/isa-region-2020-xml.zip"
  }
 ]
}