{
 "schema": "ausmt-station",
 "version": "0.1",
 "ausmt_id": "au.black-cat-bore-2022.BC090",
 "station": "BC090",
 "survey": "Black Cat Bore Magnetotelluric Survey 2022 (Geological Survey of Queensland)",
 "survey_id": "black-cat-bore-2022",
 "country": "Australia",
 "organisation": "Geological Survey of Queensland",
 "location": {
  "lat": -19.541722,
  "lon": 140.146972
 },
 "data": {
  "type": "AMT",
  "n_periods": 100,
  "period_min_s": 0.0001,
  "period_max_s": 2912.71072
 },
 "diagnostics": {
  "median_relative_error": 0.0,
  "remote_reference": true,
  "tipper_available": true,
  "completeness_smoothness_diagnostic": {
   "value": 5.0,
   "basis": "e",
   "note": "not a quality or geological-value judgement"
  },
  "classification": "2-D",
  "skew_beta_median_deg": 1.0,
  "pct_periods_3d": 39,
  "method": "phase-tensor (Caldwell 2004)",
  "note": "screening diagnostic, not an interpretation product"
 },
 "processing": {
  "software": "EMpower",
  "algorithm": null,
  "remote_reference": true,
  "remote_site": "BC091",
  "file_written_by": {
   "name": "EMpower",
   "version": "v1.54.2.5"
  },
  "note": "PROJECT NAME: Red Metal_Q2_2022\nUNIQUE ID: {927d517a-7197-4076-91dd-6192e500db60}\nPROCESS DATE: 2022-04-14 14:55\nDURATION: 22 h 5 m 35 s \nDECLINATION: 6°\nCOORDINATES: -19° 32' 30.2\", 140° 8' 49.1\"\nGPS (MIN - MAX): 8 - 12\nTEMPERATURE (MIN - MAX): 39° - 58°\nCOMB FILTER: 50HZ\nFINE ROBUST: ENABLED\nROBUST ALGORITHM: Multiple Coherence, RATIO: 0.35, ATTACK: 0.85\nEDITING WORKBENCH\nTOTOAL REJECTED CROSSPOWERS: 5.3482%\nROBUST ALGORITHM: Multiple Coherence, ATTACK: 0.85, RATIO: 35% \nSTATIONS\nELECTRICS\nRECORDING ID: 10118_2022-04-13-012219\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: BC090\nOPERATOR: PW\nAZIMUTH: 0\nEX\nTAG: E1\nLENGTH: 80 [m]\nAC: 1.15006 [V]\nDC: 0.0012207 [V]\nNEGATIVE RES: 248.468 [Ω]\nPOSITIVE RES: 300.896 [Ω]\nSATURATION: 6.28654e-5%\nMIN VALUE: -0.571552 [V]\nMAX VALUE: 0.57851 [V]\nEY\nTAG: E2\nLENGTH: 80 [m]\nAC: 0.917625 [V]\nDC: -0.00221252 [V]\nNEGATIVE RES: 288.657 [Ω]\nPOSITIVE RES: 301.541 [Ω]\nSATURATION: 0%\nMIN VALUE: -0.496308 [V]\nMAX VALUE: 0.421317 [V]\nMAGNETICS\nRECORDING ID: 10118_2022-04-13-012219\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: BC090\nOPERATOR: PW\nAZIMUTH: 0\nHX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.950833 [V]\nDC: 0.00762939 [V]\nCAL NAME: --- \nSENSOR SERIAL: 57015\nSATURATION: 0 %\nMIN VALUE: -0.411972 [V]\nMAX VALUE: 0.538862 [V]\nHY\nTAG: H2\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 1.16664 [V]\nDC: 0.0117493 [V]\nCAL NAME: --- \nSENSOR SERIAL: 57012\nSATURATION: 0 %\nMIN VALUE: -0.500558 [V]\nMAX VALUE: 0.66608 [V]\nHZ\nTAG: H3\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 1.87442 [V]\nDC: -0.000915527 [V]\nCAL NAME: --- \nSENSOR SERIAL: 53230\nSATURATION: 0.282391 %\nMIN VALUE: -1.24516 [V]\nMAX VALUE: 0.629255 [V]\nREFERENCE\nRECORDING ID: 10371_2022-04-13-014743\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: BC091\nOPERATOR: PW\nAZIMUTH: 0\nRX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.950833 [V]\nDC: 0.00762939 [V]\nCAL NAME: --- \nSENSOR SERIAL: 57015\nSATURATION: 0 %\nMIN VALUE: -0.411972 [V]\nMAX VALUE: 0.538862 [V]\nRY\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.950833 [V]\nDC: 0.00762939 [V]\nCAL NAME: --- \nSENSOR SERIAL: 57015\nSATURATION: 0 %\nMIN VALUE: -0.411972 [V]\nMAX VALUE: 0.538862 [V]"
 },
 "distribution": {
  "edi_available": true,
  "license": "CC-BY-4.0",
  "edi_path": "edi/black-cat-bore-2022/BC090.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": "BC090.edi",
  "input_sha256": "208b40be1d802492e253609dfd401348f5df33214477bcb7ffd88cc76b4bf0d6",
  "source": {
   "original_filename": "BC090.edi",
   "source_record_id": "mt100453/CEI0292BlackCatBore.zip!Appendix III - Final Data (EDI Curves & Plots)/BC090.edi"
  }
 },
 "coordinate_qc": null,
 "canonical_conditioning": null,
 "frame": {
  "convention_check": {
   "detail": null,
   "n_periods_used": 98,
   "phs_xy_median_deg": 31.85,
   "phs_yx_median_deg": -134.39,
   "verdict": "ok"
  },
  "declared_azimuth_deg": 0.0,
  "derotated": false,
  "evidence": {
   "branch": "spectra",
   "emeas_azimuths": {
    "ex": null,
    "ey": null
   },
   "hmeas_azimuths": {
    "hx": 0.0,
    "hy": 90.0
   },
   "rotspec": "0",
   "trot": null,
   "zrot": null
  },
  "frame_served": "declared-zero",
  "impedance_rotation_deg_source": null,
  "tipper_rotation_deg_source": null
 },
 "resources": [
  {
   "id": "edi",
   "kind": "transfer_function",
   "format": "edi",
   "provenance_role": "source",
   "representation_role": "original",
   "path": "edi/black-cat-bore-2022/BC090.edi"
  },
  {
   "id": "edi-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/black-cat-bore-2022-edi.zip"
  }
 ]
}