{
 "schema": "ausmt-station",
 "version": "0.1",
 "ausmt_id": "au.ashburton-basin-2025.BCP_4002",
 "station": "BCP_4002",
 "survey": "Ashburton Basin MT 2025",
 "survey_id": "ashburton-basin-2025",
 "country": "Australia",
 "organisation": "Geological Survey of Western Australia",
 "location": {
  "lat": -22.608639,
  "lon": 116.188
 },
 "data": {
  "type": "AMT",
  "n_periods": 100,
  "period_min_s": 0.0001,
  "period_max_s": 2912.71072
 },
 "diagnostics": {
  "median_relative_error": 0.01,
  "remote_reference": true,
  "tipper_available": true,
  "completeness_smoothness_diagnostic": {
   "value": 5.0,
   "basis": "e",
   "note": "not a quality or geological-value judgement"
  },
  "classification": "3-D",
  "skew_beta_median_deg": 6.5,
  "pct_periods_3d": 68,
  "method": "phase-tensor (Caldwell 2004)",
  "note": "screening diagnostic, not an interpretation product"
 },
 "processing": {
  "software": null,
  "algorithm": null,
  "remote_reference": true,
  "remote_site": "BCP_4013",
  "file_written_by": {
   "name": "Geotools",
   "version": "4.0.3.12574"
  },
  "note": "MAXINFO=111\nPROJECT NAME: Black Cat Syndicate\nUNIQUE ID: {0f981246-b005-4813-906a-610c69f56523}\nPROCESS DATE: 2025-09-16 08:09\nDURATION: 18h 10m \nDECLINATION: 0°\nCOORDINATES: -22° 36' 31.1\", 116° 11' 16.8\"\nGPS (MIN - MAX): 7 - 14\nTEMPERATURE (MIN - MAX): 32° - 54°\nCOMB FILTER: 50 HZ\nFINE ROBUST: NONE\nEDITING WORKBENCH\nTOTOAL REJECTED CROSSPOWERS: 25.7813%\nROBUST ALGORITHM: Multiple Coherence, ATTACK: 0.8, RATIO: 40% \nSTATIONS\nELECTRICS\nRECORDING ID: 10735_2025-09-12-053951\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: BCP_4002\nOPERATOR: RT\nAZIMUTH: 0\nEX\nTAG: E1\nLENGTH: 50 [m]\nAC: 2.35991 [V]\nDC: 0.00839233 [V]\nNEGATIVE RES: 469.996 [Ω]\nPOSITIVE RES: 412.905 [Ω]\nSATURATION: 0.0014526%\nMIN VALUE: -1.10991 [V]\nMAX VALUE: 1.25 [V]\nEY\nTAG: E2\nLENGTH: 50 [m]\nAC: 2.21451 [V]\nDC: -0.0169754 [V]\nNEGATIVE RES: 471.631 [Ω]\nPOSITIVE RES: 478.779 [Ω]\nSATURATION: 0.000611621%\nMIN VALUE: -1.014 [V]\nMAX VALUE: 1.20051 [V]\nMAGNETICS\nRECORDING ID: 10735_2025-09-12-053951\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: BCP_4002\nOPERATOR: RT\nAZIMUTH: 0\nHX\nTAG: H1\nSENSOR TYPE: MTC-155\nDETECTED SENSOR TYPE: MTC-155\nAC: 0.00125415 [V]\nDC: 0.00991821 [V]\nCAL NAME: 57769_68B8EFB6.scal\nSENSOR SERIAL: 57769\nSATURATION: 0 %\nMIN VALUE: -0.000505054 [V]\nMAX VALUE: 0.000749098 [V]\nHY\nTAG: H2\nSENSOR TYPE: MTC-155\nDETECTED SENSOR TYPE: MTC-155\nAC: 0.00184441 [V]\nDC: 0.0405884 [V]\nCAL NAME: 57781_68B8EFB6.scal\nSENSOR SERIAL: 57781\nSATURATION: 0 %\nMIN VALUE: -0.00106448 [V]\nMAX VALUE: 0.000779929 [V]\nHZ\nTAG: H3\nSENSOR TYPE: MTC-185\nDETECTED SENSOR TYPE: MTC-185\nAC: 0.000632858 [V]\nDC: 0.0233459 [V]\nCAL NAME: 59505_68B8EFB6.scal\nSENSOR SERIAL: 59505\nSATURATION: 0 %\nMIN VALUE: -0.000243649 [V]\nMAX VALUE: 0.000389209 [V]\nREFERENCE\nRECORDING ID: 10747_2025-09-12-011244\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: BCP_4013\nOPERATOR: RT\nAZIMUTH: 0\nRX\nTAG: H1\nSENSOR TYPE: MTC-155\nDETECTED SENSOR TYPE: MTC-155\nAC: 0.00128574 [V]\nDC: 0.0231934 [V]\nCAL NAME: 57770_68B8F62C.scal\nSENSOR SERIAL: 57770\nSATURATION: 0 %\nMIN VALUE: -0.000594443 [V]\nMAX VALUE: 0.000691296 [V]\nRY\nTAG: H2\nSENSOR TYPE: MTC-155\nDETECTED SENSOR TYPE: MTC-155\nAC: 0.00153335 [V]\nDC: 0.00198364 [V]\nCAL NAME: 57783_68B8F62C.scal\nSENSOR SERIAL: 57783\nSATURATION: 0 %\nMIN VALUE: -0.000832797 [V]\nMAX VALUE: 0.000700555 [V]"
 },
 "distribution": {
  "edi_available": true,
  "license": "CC-BY-4.0",
  "edi_path": "edi/ashburton-basin-2025/BCP_4002.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": "2026-09-28T03:46:37.537752+00:00",
  "input_file": "BCP_4002.edi",
  "input_sha256": "10a26beb14aaad315630ef5bfb275ca7ccf2bc51dce7eaaa4ce1d00fb7572cfd"
 },
 "coordinate_qc": null,
 "canonical_conditioning": [
  "survey.id->ashburton-basin-2025",
  "station.id set to the sanitised EMTF-XML Site.id",
  "station.source_id_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",
  "citation.authors<-survey_meta:Geological Survey of Western Australia",
  "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": 100,
   "phs_xy_median_deg": 67.32,
   "phs_yx_median_deg": -107.04,
   "verdict": "ok"
  },
  "declared_azimuth_deg": 0.0,
  "derotated": false,
  "evidence": {
   "branch": "mt",
   "emeas_azimuths": {
    "ex": null,
    "ey": null
   },
   "hmeas_azimuths": {
    "hx": 0.0,
    "hy": 90.0
   },
   "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/ashburton-basin-2025/BCP_4002.edi"
  },
  {
   "id": "emtfxml",
   "kind": "transfer_function",
   "format": "emtfxml",
   "provenance_role": "derived",
   "representation_role": "alternate",
   "path": "xml/ashburton-basin-2025/BCP_4002.xml"
  },
  {
   "id": "mth5",
   "kind": "transfer_function",
   "format": "mth5",
   "provenance_role": "derived",
   "representation_role": "alternate",
   "path": "h5/ashburton-basin-2025/BCP_4002.h5"
  },
  {
   "id": "edi-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/ashburton-basin-2025-edi.zip"
  },
  {
   "id": "xml-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/ashburton-basin-2025-xml.zip"
  },
  {
   "id": "survey-mth5",
   "kind": "archive",
   "format": "mth5",
   "path": "bundles/ashburton-basin-2025-tf.h5"
  }
 ]
}