{
 "schema": "ausmt-station",
 "version": "0.1",
 "ausmt_id": "au.lawn-hill-blue-bush-east-2020.LNH4140RR",
 "station": "LNH4140RR",
 "survey": "Lawn Hill Blue Bush East Magnetotelluric Survey 2020 (Geological Survey of Queensland)",
 "survey_id": "lawn-hill-blue-bush-east-2020",
 "country": "Australia",
 "organisation": "Geological Survey of Queensland",
 "location": {
  "lat": -18.119278,
  "lon": 139.592278
 },
 "data": {
  "type": "AMT",
  "n_periods": 96,
  "period_min_s": 0.0001,
  "period_max_s": 1456.355572
 },
 "diagnostics": {
  "median_relative_error": 0.002,
  "remote_reference": true,
  "tipper_available": true,
  "completeness_smoothness_diagnostic": {
   "value": 5.0,
   "basis": "e",
   "note": "not a quality or geological-value judgement"
  },
  "classification": "1-D",
  "skew_beta_median_deg": 0.3,
  "pct_periods_3d": 21,
  "method": "phase-tensor (Caldwell 2004)",
  "note": "screening diagnostic, not an interpretation product"
 },
 "processing": {
  "software": "EMpower",
  "algorithm": null,
  "remote_reference": true,
  "remote_site": "LNH203RR",
  "file_written_by": {
   "name": "EMpower",
   "version": "v1.48.1.2"
  },
  "note": "PROJECT NAME: LawnHill\nUNIQUE ID: {0757bacc-b8c8-4737-886d-065549f63bd2}\nPROCESS DATE: 2020-10-10 17:27\nDURATION: 11 h 47 m 59 s \nDECLINATION: 5°\nCOORDINATES: -18° 7' 9.4\", 139° 35' 32.2\"\nGPS (MIN - MAX): 8 - 14\nTEMPERATURE (MIN - MAX): 41° - 57°\nCOMB FILTER: 50HZ\nFINE ROBUST: NONE\nEDITING WORKBENCH\nTOTOAL REJECTED CROSSPOWERS: 19.9023%\nROBUST ALGORITHM: Multiple Coherence, ATTACK: 0.75, RATIO: 20% \nSTATIONS\nELECTRICS\nRECORDING ID: 10127_2020-10-09-010156\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: LNH4140RR\nOPERATOR: NM\nAZIMUTH: 0\nEX\nTAG: E1\nLENGTH: 80 [m]\nAC: 0.665447 [V]\nDC: 0.00366211 [V]\nNEGATIVE RES: 356.163 [Ω]\nPOSITIVE RES: 320.327 [Ω]\nSATURATION: 0%\nMIN VALUE: -0.311675 [V]\nMAX VALUE: 0.353772 [V]\nEY\nTAG: E2\nLENGTH: 80 [m]\nAC: 0.389408 [V]\nDC: 0.00427246 [V]\nNEGATIVE RES: 429.096 [Ω]\nPOSITIVE RES: 339.806 [Ω]\nSATURATION: 0%\nMIN VALUE: -0.190897 [V]\nMAX VALUE: 0.198511 [V]\nMAGNETICS\nRECORDING ID: 10127_2020-10-09-010156\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: LNH4140RR\nOPERATOR: NM\nAZIMUTH: 0\nHX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.215546 [V]\nDC: 0.00717163 [V]\nCAL NAME: 57016_5F531F89.scal\nSENSOR SERIAL: 57016\nSATURATION: 0 %\nMIN VALUE: -0.100502 [V]\nMAX VALUE: 0.115044 [V]\nHY\nTAG: H2\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 2.49511 [V]\nDC: -0.04776 [V]\nCAL NAME: 54879_5F531F89.scal\nSENSOR SERIAL: 54879\nSATURATION: 1.80725 %\nMIN VALUE: -1.24511 [V]\nMAX VALUE: 1.25 [V]\nHZ\nTAG: H3\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.047141 [V]\nDC: -0.0114441 [V]\nCAL NAME: 53229_5F531EBF.scal\nSENSOR SERIAL: 53229\nSATURATION: 0 %\nMIN VALUE: -0.0158219 [V]\nMAX VALUE: 0.0313191 [V]\nREFERENCE\nRECORDING ID: 10118_2020-10-09-041450\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: LNH203RR\nOPERATOR: NM\nAZIMUTH: 0\nRX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 2.49518 [V]\nDC: -0.0384521 [V]\nCAL NAME: 54875_5F531EBF.scal\nSENSOR SERIAL: 54875\nSATURATION: 0.56628 %\nMIN VALUE: -1.24518 [V]\nMAX VALUE: 1.25 [V]\nRY\nTAG: H2\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 2.5 [V]\nDC: 0.0474548 [V]\nCAL NAME: 54887_5F531EBF.scal\nSENSOR SERIAL: 54887\nSATURATION: 0.285906 %\nMIN VALUE: -1.25 [V]\nMAX VALUE: 1.25 [V]"
 },
 "distribution": {
  "edi_available": true,
  "license": "CC-BY-4.0",
  "edi_path": "edi/lawn-hill-blue-bush-east-2020/LNH4140RR.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": "LNH4140RR.edi",
  "input_sha256": "d18360efb7271c188bdd7efcc6d3d1ba9b2d8b121629e5be8d7a81b9cfad0cf8"
 },
 "coordinate_qc": null,
 "canonical_conditioning": null,
 "frame": {
  "convention_check": {
   "detail": null,
   "n_periods_used": 95,
   "phs_xy_median_deg": 47.22,
   "phs_yx_median_deg": -135.91,
   "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/lawn-hill-blue-bush-east-2020/LNH4140RR.edi"
  },
  {
   "id": "edi-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/lawn-hill-blue-bush-east-2020-edi.zip"
  }
 ]
}