{
 "schema": "ausmt-station",
 "version": "0.1",
 "ausmt_id": "au.seahorse-2022-23.HIP037",
 "station": "HIP037",
 "survey": "Seahorse Magnetotelluric Survey 2022-23 (BHP, released by the Geological Survey of Western Australia)",
 "survey_id": "seahorse-2022-23",
 "country": "Australia",
 "organisation": "Geological Survey of Western Australia",
 "location": {
  "lat": -31.722556,
  "lon": 125.392444
 },
 "data": {
  "type": "AMT",
  "n_periods": 100,
  "period_min_s": 0.0001,
  "period_max_s": 2912.71072
 },
 "diagnostics": {
  "median_relative_error": 0.001,
  "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": 0.5,
  "pct_periods_3d": 13,
  "method": "phase-tensor (Caldwell 2004)",
  "note": "screening diagnostic, not an interpretation product"
 },
 "processing": {
  "software": "EMpower",
  "algorithm": null,
  "remote_reference": true,
  "remote_site": "REMOTE026",
  "file_written_by": {
   "name": "EMpower",
   "version": "v1.54.2.5"
  },
  "note": "PROJECT NAME: BHP_Seahorse\nUNIQUE ID: {f0f7f890-152c-42cf-8584-86550da15680}\nPROCESS DATE: 2022-07-09 12:15\nDURATION: 17 h 4 m 5 s \nDECLINATION: 0°\nCOORDINATES: -31° 43' 21.2\", 125° 23' 32.8\"\nGPS (MIN - MAX): 8 - 13\nTEMPERATURE (MIN - MAX): 22° - 34°\nCOMB FILTER: 50HZ\nFINE ROBUST: NONE\nEDITING WORKBENCH\nTOTOAL REJECTED CROSSPOWERS: 18.2592%\nROBUST ALGORITHM: Multiple Coherence, ATTACK: 0.85, RATIO: 35% \nSTATIONS\nELECTRICS\nRECORDING ID: 10372_2022-07-08-053137\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: HIP037\nOPERATOR: DP\nAZIMUTH: 0\nEX\nTAG: E1\nLENGTH: 80 [m]\nAC: 0.3125 [V]\nDC: 0.000610352 [V]\nNEGATIVE RES: 231.883 [Ω]\nPOSITIVE RES: 307.816 [Ω]\nSATURATION: 0.0027667%\nMIN VALUE: -0.15625 [V]\nMAX VALUE: 0.15625 [V]\nEY\nTAG: E2\nLENGTH: 79 [m]\nAC: 0.3125 [V]\nDC: -0.00846863 [V]\nNEGATIVE RES: 602.216 [Ω]\nPOSITIVE RES: 210.622 [Ω]\nSATURATION: 0.00675401%\nMIN VALUE: -0.15625 [V]\nMAX VALUE: 0.15625 [V]\nMAGNETICS\nRECORDING ID: 10372_2022-07-08-053137\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: HIP037\nOPERATOR: DP\nAZIMUTH: 0\nHX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.425154 [V]\nDC: 0.0128174 [V]\nCAL NAME: 57209_6280BA21.scal\nSENSOR SERIAL: 57209\nSATURATION: 0 %\nMIN VALUE: -0.259272 [V]\nMAX VALUE: 0.165882 [V]\nHY\nTAG: H2\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.473232 [V]\nDC: 0.0497437 [V]\nCAL NAME: 57218_6280BA21.scal\nSENSOR SERIAL: 57218\nSATURATION: 0 %\nMIN VALUE: -0.244862 [V]\nMAX VALUE: 0.22837 [V]\nHZ\nTAG: H3\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.240551 [V]\nDC: -0.0115967 [V]\nCAL NAME: 53227_6280BA21.scal\nSENSOR SERIAL: 53227\nSATURATION: 0 %\nMIN VALUE: -0.0196389 [V]\nMAX VALUE: 0.220912 [V]\nREFERENCE\nRECORDING ID: 15019_2022-07-07-231730\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: REMOTE026\nOPERATOR: DP\nAZIMUTH: 0\nRX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.415713 [V]\nDC: -0.0389099 [V]\nCAL NAME: 57226_62807BBC.scal\nSENSOR SERIAL: 57226\nSATURATION: 0 %\nMIN VALUE: -0.241492 [V]\nMAX VALUE: 0.174221 [V]\nRY\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.415713 [V]\nDC: -0.0389099 [V]\nCAL NAME: 57236_62807BBC.scal\nSENSOR SERIAL: 57226\nSATURATION: 0 %\nMIN VALUE: -0.241492 [V]\nMAX VALUE: 0.174221 [V]"
 },
 "distribution": {
  "edi_available": true,
  "license": "CC-BY-4.0",
  "edi_path": "edi/seahorse-2022-23/HIP037.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": "HIP037.edi",
  "input_sha256": "360ea05186a5327144db93eca241b8908bca9c589ae70283973424c57740dff1",
  "source": {
   "original_filename": "HIP037.edi",
   "source_record_id": "BHP_Seahorse_2022_MT.zip!BHP_Seahorse_2022_MT/BHP Seahorse 2022 MT Final Report/Appendix III Final Data (EDI files + plots)/EDI files/Hippo/HIP037.edi"
  }
 },
 "coordinate_qc": null,
 "canonical_conditioning": null,
 "frame": {
  "convention_check": {
   "detail": null,
   "n_periods_used": 97,
   "phs_xy_median_deg": 50.95,
   "phs_yx_median_deg": -130.11,
   "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/seahorse-2022-23/HIP037.edi"
  },
  {
   "id": "edi-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/seahorse-2022-23-edi.zip"
  }
 ]
}