{
 "schema": "ausmt-station",
 "version": "0.1",
 "ausmt_id": "au.lawn-hill-riversleigh-2020.RVL1025",
 "station": "RVL1025",
 "survey": "Lawn Hill - Riversleigh Magnetotelluric Survey 2020 (Geological Survey of Queensland)",
 "survey_id": "lawn-hill-riversleigh-2020",
 "country": "Australia",
 "organisation": "Geological Survey of Queensland",
 "location": {
  "lat": -19.087,
  "lon": 138.778778
 },
 "data": {
  "type": "AMT",
  "n_periods": 100,
  "period_min_s": 0.0001,
  "period_max_s": 2912.904165
 },
 "diagnostics": {
  "median_relative_error": 0.257,
  "remote_reference": true,
  "tipper_available": true,
  "completeness_smoothness_diagnostic": {
   "value": 2.7,
   "basis": "e",
   "note": "not a quality or geological-value judgement"
  },
  "classification": "3-D",
  "skew_beta_median_deg": 8.3,
  "pct_periods_3d": 85,
  "method": "phase-tensor (Caldwell 2004)",
  "note": "screening diagnostic, not an interpretation product"
 },
 "processing": {
  "software": null,
  "algorithm": null,
  "remote_reference": true,
  "remote_site": "RVL2025",
  "file_written_by": {
   "name": "Geotools",
   "version": "2.0.0.12370"
  },
  "note": "source.file=RVL1025A.edi (collection.zip!mt100208/Riversleigh MT Data.zip!Report/Appendix III - Final Data (EDI + Curve Plots)/RVL1025A.edi)\nsource.collection=Geological Survey of Queensland record mt100208, Lawn Hill - Riversleigh Survey, delivered as collection.zip holding Riversleigh MT Data.zip\nsource.sha256=58953d6d884d5eee6ec4dca01cfc60f3f88b62bae4935e94ba733b419825aac5\nsource.copy=provenance/as-delivered/RVL1025A.edi in this package, byte identical to the delivery\nrepair.defect=ACQDATE=01/01/01 is the Geotools export placeholder and not a date; read as delivered the station starts 2001-01-01, a date this file does not state\nrepair.change=ACQDATE set to 2020-10-15 and FILEDATE rewritten 10/22/20 to 2020-10-22; no other byte is changed, and these two lines carry no trailing padding in this delivery so each grew by the characters the ISO form needs\nrepair.basis=Appendix II of the contractor report, the daily field activity notes, record this station deployed on 15 October 2020, and this file's own >INFO RECORDING ID 10195_2020-10-14-221901 places the recording start at 2020-10-14 22:19:01 UTC, which is 2020-10-15 in the local time the delivery's dated headers use; PROGDATE=07/15/20 in this header shows the exporter prints month first\nrepair.ruling=the repair rule of 2026-09-18: a header the reader misreads is repaired in the served copy and the delivered file is kept in provenance\nrepair.by=AusMT, _tools/repair_edi_header_dates.py\nMAXINFO=110\nUNIQUE ID: {e25d695b-c679-4167-929b-707f7335fb16}\nPROCESS DATE: 2020-10-16 16:21\nDURATION: 21 h 4 m 26 s \nDECLINATION: 5°\nCOORDINATES: -19° 5' 13.2\", 138° 46' 43.6\"\nGPS (MIN - MAX): 7 - 14\nTEMPERATURE (MIN - MAX): 34° - 58°\nCOMB FILTER: 50HZ\nFINE ROBUST: NONE\nEDITING WORKBENCH\nTOTOAL REJECTED CROSSPOWERS: 23.2389%\nROBUST ALGORITHM: Multiple Coherence, ATTACK: 0.85, RATIO: 85% \nSTATIONS\nELECTRICS\nRECORDING ID: 10195_2020-10-14-221901\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: RVL1025\nOPERATOR: NM\nAZIMUTH: 0\nEX\nTAG: E1\nLENGTH: 80 [m]\nAC: 1.25 [V]\nDC: -0.00717163 [V]\nNEGATIVE RES: 541.273 [Ω]\nPOSITIVE RES: 326.501 [Ω]\nSATURATION: 0.000329528%\nMIN VALUE: -0.625 [V]\nMAX VALUE: 0.625 [V]\nEY\nTAG: E2\nLENGTH: 80 [m]\nAC: 0.997417 [V]\nDC: -0.00205994 [V]\nNEGATIVE RES: 323.159 [Ω]\nPOSITIVE RES: 302.118 [Ω]\nSATURATION: 0%\nMIN VALUE: -0.459314 [V]\nMAX VALUE: 0.538103 [V]\nMAGNETICS\nRECORDING ID: 10195_2020-10-14-221901\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: RVL1025\nOPERATOR: NM\nAZIMUTH: 0\nHX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.309319 [V]\nDC: 0.00640869 [V]\nCAL NAME: 57016_5F531F89.scal\nSENSOR SERIAL: 57016\nSATURATION: 0 %\nMIN VALUE: -0.138271 [V]\nMAX VALUE: 0.171048 [V]\nHY\nTAG: H2\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.639768 [V]\nDC: -0.0483704 [V]\nCAL NAME: 54879_5F531F89.scal\nSENSOR SERIAL: 54879\nSATURATION: 0 %\nMIN VALUE: -0.293424 [V]\nMAX VALUE: 0.346344 [V]\nHZ\nTAG: H3\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.156851 [V]\nDC: -0.0117493 [V]\nCAL NAME: 53229_5F531EBF.scal\nSENSOR SERIAL: 53229\nSATURATION: 0 %\nMIN VALUE: -0.0246634 [V]\nMAX VALUE: 0.132188 [V]\nREFERENCE\nRECORDING ID: 10126_2020-10-15-023703\nINSTRUMENT TYPE: MTU-5C\nSTATION NAME: RVL2025\nOPERATOR: NM\nAZIMUTH: 0\nRX\nTAG: H1\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.306486 [V]\nDC: -0.0387573 [V]\nCAL NAME: 54875_5F531EBF.scal\nSENSOR SERIAL: 54875\nSATURATION: 0 %\nMIN VALUE: -0.145663 [V]\nMAX VALUE: 0.160822 [V]\nRY\nTAG: H2\nSENSOR TYPE: MTC-150\nDETECTED SENSOR TYPE: MTC-150\nAC: 0.446473 [V]\nDC: 0.0508118 [V]\nCAL NAME: 54887_5F531EBF.scal\nSENSOR SERIAL: 54887\nSATURATION: 0 %\nMIN VALUE: -0.205823 [V]\nMAX VALUE: 0.24065 [V]"
 },
 "distribution": {
  "edi_available": true,
  "license": "CC-BY",
  "edi_path": "edi/lawn-hill-riversleigh-2020/RVL1025.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": "RVL1025.edi",
  "input_sha256": "4c165161db49c246516af653eba8228743bbc55eb7b23b390c5bd6e701741e71",
  "source": {
   "original_filename": "RVL1025.edi",
   "source_record_id": "collection.zip!mt100208/Riversleigh MT Data.zip!Report/Appendix III - Final Data (EDI + Curve Plots)/RVL1025A.edi"
  }
 },
 "coordinate_qc": null,
 "canonical_conditioning": [
  "survey.id->lawn-hill-riversleigh-2020",
  "station.id set to the sanitised EMTF-XML Site.id",
  "station.source_file_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",
  "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:Moombarriga Geoscience Pty Ltd",
  "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": 42.3,
   "phs_yx_median_deg": -128.93,
   "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: -40°…0° — 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/lawn-hill-riversleigh-2020/RVL1025.edi"
  },
  {
   "id": "emtfxml",
   "kind": "transfer_function",
   "format": "emtfxml",
   "provenance_role": "derived",
   "representation_role": "alternate",
   "path": "xml/lawn-hill-riversleigh-2020/RVL1025.xml"
  },
  {
   "id": "mth5",
   "kind": "transfer_function",
   "format": "mth5",
   "provenance_role": "derived",
   "representation_role": "alternate",
   "path": "h5/lawn-hill-riversleigh-2020/RVL1025.h5"
  },
  {
   "id": "edi-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/lawn-hill-riversleigh-2020-edi.zip"
  },
  {
   "id": "xml-zip",
   "kind": "archive",
   "format": "zip",
   "path": "bundles/lawn-hill-riversleigh-2020-xml.zip"
  },
  {
   "id": "survey-mth5",
   "kind": "archive",
   "format": "mth5",
   "path": "bundles/lawn-hill-riversleigh-2020-tf.h5"
  }
 ]
}