{
 "schema": "ausmt-station",
 "version": "0.1",
 "ausmt_id": "au.north-delamerian-2022-23.DLN094",
 "station": "DLN094",
 "survey": "North Delamerian MT 2022-23",
 "survey_id": "north-delamerian-2022-23",
 "country": "Australia",
 "organisation": "Geological Survey of South Australia",
 "location": {
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  "lon": 140.905528
 },
 "data": {
  "type": "AMT",
  "n_periods": 102,
  "period_min_s": 0.0001,
  "period_max_s": 4032.258065
 },
 "diagnostics": {
  "median_relative_error": 0.0,
  "remote_reference": false,
  "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": 0.5,
  "pct_periods_3d": 24,
  "method": "phase-tensor (Caldwell 2004)",
  "note": "screening diagnostic, not an interpretation product"
 },
 "processing": {
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  "algorithm": null,
  "remote_reference": false,
  "remote_site": null,
  "file_written_by": {
   "name": "Geotools",
   "version": "3.2.6.12508"
  },
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\"54912_62415138.scal\",\n\"tag\": \"H1\"\n},\n{\n\"azimuth\": 0,\n\"label_id\": 3,\n\"rec_id\": \"10242_2022-04-13-002202\",\n\"rxcal\": \"10242_6241330F.rxcal\",\n\"scal\": \"\",\n\"tag\": \"H2\"\n},\n{\n\"azimuth\": 0,\n\"label_id\": 4,\n\"rec_id\": \"10242_2022-04-13-002202\",\n\"rxcal\": \"10242_6241330F.rxcal\",\n\"scal\": \"57088_62415138.scal\",\n\"tag\": \"H3\"\n},\n{\n\"azimuth\": 0,\n\"label_id\": 5,\n\"rec_id\": \"10280_2022-04-12-014651\",\n\"rxcal\": \"10280_62412CB8.rxcal\",\n\"scal\": \"54769_624148FB.scal\",\n\"tag\": \"H1\"\n},\n{\n\"azimuth\": 0,\n\"label_id\": 6,\n\"rec_id\": \"10280_2022-04-12-014651\",\n\"rxcal\": \"10280_62412CB8.rxcal\",\n\"scal\": \"53857_624148FB.scal\",\n\"tag\": \"H2\"\n}\n],\n\"comb_filter\": 50,\n\"hasRemote\": true,\n\"notes\": \"\",\n\"processDateTime\": 1650448770,\n\"processEmpowerVersion\": \"v1.54.2.5\",\n\"process_type\": 0,\n\"processed_site_name\": \"P=DLN94RR R=DLS43RR (H)\",\n\"reference_type\": \"magnetic\",\n\"start\": 1649809323,\n\"status\": \"Unapproved\",\n\"stop\": 1649938456,\n\"time_elapsed\": 771,\n\"time_zone\": \"local_time\",\n\"time_zone_offset\": 0,\n\"uuid\": \"{9148f0e4-c341-4824-942b-978122472bee}\",\n\"version\": 3\n}"
 },
 "distribution": {
  "edi_available": true,
  "license": "CC-BY-4.0",
  "edi_path": "edi/north-delamerian-2022-23/DLN094.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": "DLN094.edi",
  "input_sha256": "2b5d84eae5530c366320bcaa4ec8db24c83901a26d768af54eadec2020ec1538"
 },
 "coordinate_qc": null,
 "canonical_conditioning": [
  "survey.id->north-delamerian-2022-23",
  "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 South 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": 35.94,
   "phs_yx_median_deg": -142.25,
   "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°…8° — 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/north-delamerian-2022-23/DLN094.edi"
  },
  {
   "id": "emtfxml",
   "kind": "transfer_function",
   "format": "emtfxml",
   "provenance_role": "derived",
   "representation_role": "alternate",
   "path": "xml/north-delamerian-2022-23/DLN094.xml"
  },
  {
   "id": "edi-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/north-delamerian-2022-23-edi.zip"
  },
  {
   "id": "xml-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/north-delamerian-2022-23-xml.zip"
  }
 ]
}