{
 "schema": "ausmt-station",
 "version": "0.1",
 "ausmt_id": "au.broken-hill-2024.BH_18",
 "station": "BH_18",
 "survey": "Broken Hill MT 2024",
 "survey_id": "broken-hill-2024",
 "country": "Australia",
 "organisation": "University of Sydney",
 "location": {
  "lat": -31.911028,
  "lon": 141.631417
 },
 "data": {
  "type": "AMT",
  "n_periods": 93,
  "period_min_s": 0.0001,
  "period_max_s": 873.812707
 },
 "diagnostics": {
  "median_relative_error": 0.013,
  "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": 3.6,
  "pct_periods_3d": 53,
  "method": "phase-tensor (Caldwell 2004)",
  "note": "screening diagnostic, not an interpretation product"
 },
 "processing": {
  "software": "EMpower",
  "algorithm": null,
  "remote_reference": true,
  "remote_site": "BH_19",
  "file_written_by": {
   "name": "EMpower",
   "version": "v2.22.0.1"
  },
  "note": "source.file=BH_18_imp_rev.edi\nsource.record=Zenodo 21272106, MT_Data_Models.zip, EDIS/BH_18_imp_rev.edi, md5 e0614830d28cea4f0e9f8804a744496c, sha256 7bac06d0209844c86609ced3a128771937e83b0de56d705db6077bedbe2cdfaf\nsource.copy=provenance/as-delivered/BH_18_imp_rev.edi in this package, byte identical to the Zenodo file\nrepair.defect=the delivered >HEAD reads DECLINATION=None, which mt_metadata refuses (pydantic float_parsing on Declination.value)\nrepair.change=DECLINATION set to 9.0; no other header cell and no data block is changed\nrepair.basis=the file's own >INFO block states DECLINATION: 9°\nrepair.ruling=owner ruling 2026-09-18: a header defect the mt_metadata reader refuses is repaired in the served copy and the delivered file is kept byte identical in provenance\nrepair.by=AusMT corpus package build, one header cell\nPROJECT NAME: BH_Project\nUNIQUE ID: {a7011f1f-8094-42a2-a786-412b422b5ae4}\nPROCESS DATE: 2024-08-19 13:10\nDURATION: 17h 7m 45s\nDECLINATION: 9°\nCOORDINATES: -31° 54' 39.7\"\nGPS (MIN - MAX): 8 - 14\nTEMPERATURE (MIN - MAX): 18° - 33°\nCOMB FILTER: 50 HZ\nFINE ROBUST: NONE\nEDITING WORKBENCH\nTOTOAL REJECTED CROSSPOWERS: 27.6635%\nROBUST ALGORITHM: Multiple Coherence\nSTATIONS\nELECTRICS\nRECORDING ID: 10805_2024-07-02-005828\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: BH_18\nOPERATOR: Yahya Al-Qahtani\nAZIMUTH: 0\nEX\nTAG: E1\nLENGTH: 100 [m]\nAC: 0.201436 [V]\nDC: -0.000572205 [V]\nNEGATIVE RES: 325.062 [Ω]\nPOSITIVE RES: 342.117 [Ω]\nSATURATION: 0%\nMIN VALUE: -0.0811389 [V]\nMAX VALUE: 0.120297 [V]\nEY\nTAG: E2\nLENGTH: 100 [m]\nAC: 0.171654 [V]\nDC: 0.0030899 [V]\nNEGATIVE RES: 241.264 [Ω]\nPOSITIVE RES: 275.409 [Ω]\nSATURATION: 0%\nMIN VALUE: -0.0754006 [V]\nMAX VALUE: 0.0962532 [V]\nMAGNETICS\nRECORDING ID: 10805_2024-07-02-005828\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: BH_18\nOPERATOR: Yahya Al-Qahtani\nAZIMUTH: 0\nHX\nTAG: H1\nSENSOR TYPE: MTC-155\nDETECTED SENSOR TYPE: MTC-155\nAC: 0.000577346 [V]\nDC: 0.00732422 [V]\nCAL NAME: ---\nSENSOR SERIAL: 57848\nSATURATION: 0 %\nMIN VALUE: -0.000361004 [V]\nMAX VALUE: 0.000216342 [V]\nHY\nTAG: H2\nSENSOR TYPE: MTC-155\nDETECTED SENSOR TYPE: MTC-155\nAC: 0.00155833 [V]\nDC: -0.0273132 [V]\nCAL NAME: ---\nSENSOR SERIAL: 57851\nSATURATION: 0 %\nMIN VALUE: -0.000516823 [V]\nMAX VALUE: 0.0010415 [V]\nHZ\nTAG: H3\nSENSOR TYPE: MTC-185\nDETECTED SENSOR TYPE: MTC-185\nAC: 0.000228216 [V]\nDC: -0.0418091 [V]\nCAL NAME: ---\nSENSOR SERIAL: 53499\nSATURATION: 0 %\nMIN VALUE: -0.00012245 [V]\nMAX VALUE: 0.000105766 [V]\nREFERENCE\nRECORDING ID: 10806_2024-07-02-054106\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: BH_19\nOPERATOR: Yahya Al-Qahtani\nAZIMUTH: 0\nRX\nTAG: H1\nSENSOR TYPE: MTC-155\nDETECTED SENSOR TYPE: MTC-155\nAC: 0.000491196 [V]\nDC: 0.0273132 [V]\nCAL NAME: ---\nSENSOR SERIAL: 57855\nSATURATION: 0 %\nMIN VALUE: -0.000301207 [V]\nMAX VALUE: 0.00018999 [V]\nRY\nTAG: H2\nSENSOR TYPE: MTC-155\nDETECTED SENSOR TYPE: MTC-155\nAC: 0.00277858 [V]\nDC: -0.0427246 [V]\nCAL NAME: ---\nSENSOR SERIAL: 57850\nSATURATION: 0 %\nMIN VALUE: -0.00232378 [V]\nMAX VALUE: 0.000454801 [V]"
 },
 "distribution": {
  "edi_available": true,
  "license": "CC-BY-4.0",
  "edi_path": "edi/broken-hill-2024/BH_18_imp_rev.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": "2026-09-19T00:32:03.961236+00:00",
  "input_file": "BH_18_imp_rev.edi",
  "input_sha256": "88d5c888e9c363c26bdd9beaa0e8d51f85c9f54437052cfd7096511d6613a14b"
 },
 "coordinate_qc": null,
 "canonical_conditioning": [
  "survey.id->broken-hill-2024",
  "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:AlQahtani, Yahya; Ozaydin, Sinan; Chatzaras, Vasileios; Rey, Patrice F.; Passos, Tiago",
  "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": 93,
   "phs_xy_median_deg": 41.57,
   "phs_yx_median_deg": -153.61,
   "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": null,
   "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/broken-hill-2024/BH_18_imp_rev.edi",
   "related_collection_identifiers": [
    {
     "scheme": "DOI",
     "identifier": "10.5281/zenodo.21272106",
     "identifies": "level2"
    }
   ]
  },
  {
   "id": "emtfxml",
   "kind": "transfer_function",
   "format": "emtfxml",
   "provenance_role": "derived",
   "representation_role": "alternate",
   "path": "xml/broken-hill-2024/BH_18.xml",
   "related_collection_identifiers": [
    {
     "scheme": "DOI",
     "identifier": "10.5281/zenodo.21272106",
     "identifies": "level2"
    }
   ]
  },
  {
   "id": "mth5",
   "kind": "transfer_function",
   "format": "mth5",
   "provenance_role": "derived",
   "representation_role": "alternate",
   "path": "h5/broken-hill-2024/BH_18.h5",
   "related_collection_identifiers": [
    {
     "scheme": "DOI",
     "identifier": "10.5281/zenodo.21272106",
     "identifies": "level2"
    }
   ]
  },
  {
   "id": "edi-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/broken-hill-2024-edi.zip",
   "related_collection_identifiers": [
    {
     "scheme": "DOI",
     "identifier": "10.5281/zenodo.21272106",
     "identifies": "level2"
    }
   ]
  },
  {
   "id": "xml-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/broken-hill-2024-xml.zip",
   "related_collection_identifiers": [
    {
     "scheme": "DOI",
     "identifier": "10.5281/zenodo.21272106",
     "identifies": "level2"
    }
   ]
  },
  {
   "id": "survey-mth5",
   "kind": "archive",
   "format": "mth5",
   "path": "bundles/broken-hill-2024-tf.h5",
   "related_collection_identifiers": [
    {
     "scheme": "DOI",
     "identifier": "10.5281/zenodo.21272106",
     "identifies": "level2"
    }
   ]
  }
 ]
}