{
 "schema": "ausmt-station",
 "version": "0.1",
 "ausmt_id": "au.big-perry-and-davenport-2020.A7A",
 "station": "A7A",
 "survey": "Big Perry and Davenport 2020",
 "survey_id": "big-perry-and-davenport-2020",
 "country": "Australia",
 "organisation": "Geological Survey of South Australia",
 "location": {
  "lat": -28.632306,
  "lon": 136.436278
 },
 "data": {
  "type": "AMT",
  "n_periods": 92,
  "period_min_s": 0.0001,
  "period_max_s": 728.332119
 },
 "diagnostics": {
  "median_relative_error": 0.008,
  "remote_reference": true,
  "tipper_available": true,
  "completeness_smoothness_diagnostic": {
   "value": 4.9,
   "basis": "e",
   "note": "not a quality or geological-value judgement"
  },
  "classification": "1-D",
  "skew_beta_median_deg": 1.7,
  "pct_periods_3d": 38,
  "method": "phase-tensor (Caldwell 2004)",
  "note": "screening diagnostic, not an interpretation product"
 },
 "processing": {
  "software": "MT-Corrector",
  "algorithm": null,
  "remote_reference": true,
  "remote_site": "OPERATOR:",
  "file_written_by": {
   "name": "MT-Corrector",
   "version": "5.6"
  },
  "note": "PROJECT NAME: minotaur\nUNIQUE ID: {1b5f1a95-404f-48eb-a0e6-a62146531cc2}\nPROCESS DATE: 2020-11-26 19:49\nDURATION: 4 h 42 m 31 s \nDECLINATION: 6°\nCOORDINATES: -28° 37' 56.3\", 136° 26' 10.6\"\nGPS (MIN - MAX): 9 - 12\nTEMPERATURE (MIN - MAX): 28° - 51°\nCOMB FILTER: NONE\nFINE ROBUST: NONE\nEDITING WORKBENCH\nTOTOAL REJECTED CROSSPOWERS: 40.3209%\nROBUST ALGORITHM: Multiple Coherence, ATTACK: 0.8, RATIO: 80% \nSTATIONS\nELECTRICS\nRECORDING ID: 10277_2020-11-25-211323\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: A7A\nOPERATOR: AK, MS, PH\nAZIMUTH: 0\nEX\nTAG: E1\nLENGTH: 100 [m]\nAC: 0.147916 [V]\nDC: 0.00411987 [V]\nNEGATIVE RES: 649.756 [Ω]\nPOSITIVE RES: 1152.79 [Ω]\nSATURATION: 0%\nMIN VALUE: -0.07359 [V]\nMAX VALUE: 0.0743259 [V]\nEY\nTAG: E2\nLENGTH: 100 [m]\nAC: 0.145944 [V]\nDC: -0.00595093 [V]\nNEGATIVE RES: 18375.7 [Ω]\nPOSITIVE RES: 801.878 [Ω]\nSATURATION: 0%\nMIN VALUE: -0.071156 [V]\nMAX VALUE: 0.0747877 [V]\nMAGNETICS\nRECORDING ID: 10277_2020-11-25-211323\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: A7A\nOPERATOR: AK, MS, PH\nAZIMUTH: 0\nHX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.1577 [V]\nDC: 0.0440979 [V]\nCAL NAME: 53812_5FAC98D4.scal\nSENSOR SERIAL: 53812\nSATURATION: 0 %\nMIN VALUE: -0.0712509 [V]\nMAX VALUE: 0.0864489 [V]\nHY\nTAG: H2\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.139639 [V]\nDC: -0.0141907 [V]\nCAL NAME: 53877_5FAC98D4.scal\nSENSOR SERIAL: 53877\nSATURATION: 0 %\nMIN VALUE: -0.0651684 [V]\nMAX VALUE: 0.0744711 [V]\nHZ\nTAG: H3\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.00952773 [V]\nDC: 0.0279236 [V]\nCAL NAME: 53688_5FAC98D4.scal\nSENSOR SERIAL: 53688\nSATURATION: 0 %\nMIN VALUE: -0.0064012 [V]\nMAX VALUE: 0.00312652 [V]\nREFERENCE\nRECORDING ID: 10263_2020-11-25-054829\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: \nOPERATOR: AK, MS, PH\nAZIMUTH: 0\nRX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.553545 [V]\nDC: 0.0765991 [V]\nCAL NAME: 54989_5FAC98BD.scal\nSENSOR SERIAL: 54989\nSATURATION: 0 %\nMIN VALUE: -0.283488 [V]\nMAX VALUE: 0.270057 [V]\nRY\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.553545 [V]\nDC: 0.0765991 [V]\nCAL NAME: 54990_5FAC98BD.scal\nSENSOR SERIAL: 54989\nSATURATION: 0 %\nMIN VALUE: -0.283488 [V]\nMAX VALUE: 0.270057 [V]"
 },
 "distribution": {
  "edi_available": true,
  "license": "CC-BY-4.0",
  "edi_path": "edi/big-perry-and-davenport-2020/A7A.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": "A7A.edi",
  "input_sha256": "81b947714cce3582e9d20f3113427f891a7d51c2d85702d6ae12e59fbcee48fb",
  "source": {
   "original_filename": "A7A.edi",
   "source_record_id": "LineNo__StationNo_13.edi"
  }
 },
 "coordinate_qc": null,
 "canonical_conditioning": null,
 "frame": {
  "convention_check": {
   "detail": null,
   "n_periods_used": 82,
   "phs_xy_median_deg": 22.65,
   "phs_yx_median_deg": -152.46,
   "verdict": "ok"
  },
  "declared_azimuth_deg": 0.0,
  "derotated": false,
  "evidence": {
   "branch": "mt",
   "emeas_azimuths": {
    "ex": null,
    "ey": null
   },
   "hmeas_azimuths": {
    "hx": null,
    "hy": null
   },
   "rotspec": null,
   "trot": "0",
   "zrot": "0"
  },
  "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/big-perry-and-davenport-2020/A7A.edi"
  },
  {
   "id": "edi-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/big-perry-and-davenport-2020-edi.zip"
  }
 ]
}