{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:20:37.406275", "data_source": "ERA5", "website": "http://wexa.jamstec.go.jp", "Author": "Patrick Martineau"}, "event_id": {"name": "Event ID", "description": "A unique identifier based on: beginning_date, end_date, longitude, and latitude", "value": "2019-Sep-28_to_2019-Oct-01_298.0_-17.5"}, "event_label": {"name": "Event label", "description": "Integer-valued grid identifier that uniquely labels each detected extreme event in space and time, consistent with the corresponding labels stored in the NetCDF dataset.", "value": 2019090002759}, "status": {"name": "Status", "description": "An ongoing event denotes an event that lasts up to the latest data available. These events are subject to change as newer data is added.", "value": false}, "start_date": {"name": "Start date", "description": "First date on which grid points are under the influence of an event", "value": "September 28 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 01 2019"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "figures_available": {"name": "Figures available", "description": "True if figures were pre-generated for this event", "value": true}, "detection_var": {"name": "Detection variable", "description": "Variable used for the detection scheme", "value": "t2m"}, "event_type": {"name": "Event type", "description": "Type of the event detected", "value": "Heat wave"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 105495.57496934585}, "countries_affected": {"name": "Countries affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the countries affected by an event during its lifetime.", "value": ["Bolivia", "Paraguay"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America", "South-American-Monsoon"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "oceans_affected": {"name": "Ocean basins affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the ocean basins affected by an event during its lifetime.", "value": []}, "center_lat": {"name": "Center latitude", "description": "Latitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": -17.5}, "center_lon": {"name": "Center longitude", "description": "Longitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 298.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "298.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 297.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 301.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -20.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -16.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-09-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.25, -16.5], [-63.03, -15.97], [-62.5, -15.75], [-62.25, -15.85], [-62.0, -15.75], [-61.47, -15.97], [-61.25, -16.5], [-61.46, -17.0], [-61.25, -17.5], [-61.47, -18.03], [-62.0, -18.25], [-62.53, -18.03], [-62.75, -17.5], [-62.62, -17.2], [-63.03, -17.03], [-63.25, -16.5]]]]}, "2019-09-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.03, -17.97], [-62.68, -17.82], [-62.65, -17.75], [-62.75, -17.5], [-62.65, -17.25], [-62.68, -17.18], [-63.03, -17.03], [-63.25, -16.5], [-63.03, -15.97], [-62.5, -15.75], [-62.25, -15.85], [-62.0, -15.75], [-61.47, -15.97], [-61.32, -16.32], [-60.97, -16.47], [-60.82, -16.82], [-60.75, -16.85], [-60.5, -16.75], [-59.97, -16.97], [-59.82, -17.32], [-59.47, -17.47], [-59.32, -17.82], [-59.25, -17.85], [-59.0, -17.75], [-58.75, -17.85], [-58.5, -17.75], [-57.97, -17.97], [-57.75, -18.5], [-57.85, -18.75], [-57.75, -19.0], [-57.85, -19.25], [-57.75, -19.5], [-57.85, -19.75], [-57.75, -20.0], [-57.97, -20.53], [-58.32, -20.68], [-58.47, -21.03], [-59.0, -21.25], [-59.53, -21.03], [-59.68, -20.68], [-60.03, -20.53], [-60.18, -20.18], [-60.25, -20.15], [-60.5, -20.25], [-61.03, -20.03], [-61.25, -19.5], [-61.15, -19.25], [-61.18, -19.18], [-61.5, -19.04], [-61.82, -19.18], [-61.97, -19.53], [-62.5, -19.75], [-63.03, -19.53], [-63.25, -19.0], [-63.15, -18.75], [-63.25, -18.5], [-63.03, -17.97]]]]}, "2019-09-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.03, -17.97], [-62.68, -17.82], [-62.65, -17.75], [-62.75, -17.5], [-62.65, -17.25], [-62.68, -17.18], [-63.03, -17.03], [-63.25, -16.5], [-63.03, -15.97], [-62.5, -15.75], [-62.25, -15.85], [-62.0, -15.75], [-61.47, -15.97], [-61.32, -16.32], [-60.97, -16.47], [-60.82, -16.82], [-60.75, -16.85], [-60.5, -16.75], [-59.97, -16.97], [-59.82, -17.32], [-59.47, -17.47], [-59.32, -17.82], [-59.25, -17.85], [-59.0, -17.75], [-58.75, -17.85], [-58.5, -17.75], [-57.97, -17.97], [-57.75, -18.5], [-57.85, -18.75], [-57.75, -19.0], [-57.85, -19.25], [-57.75, -19.5], [-57.85, -19.75], [-57.75, -20.0], [-57.97, -20.53], [-58.32, -20.68], [-58.47, -21.03], [-59.0, -21.25], [-59.53, -21.03], [-59.68, -20.68], [-60.03, -20.53], [-60.18, -20.18], [-60.25, -20.15], [-60.5, -20.25], [-61.03, -20.03], [-61.25, -19.5], [-61.15, -19.25], [-61.18, -19.18], [-61.5, -19.04], [-61.82, -19.18], [-61.97, -19.53], [-62.5, -19.75], [-63.03, -19.53], [-63.25, -19.0], [-63.15, -18.75], [-63.25, -18.5], [-63.03, -17.97]]]]}, "2019-10-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.03, -17.97], [-62.68, -17.82], [-62.65, -17.75], [-62.75, -17.5], [-62.65, -17.25], [-62.75, -17.0], [-62.53, -16.47], [-62.0, -16.25], [-61.75, -16.35], [-61.5, -16.25], [-60.97, -16.47], [-60.82, -16.82], [-60.75, -16.85], [-60.5, -16.75], [-59.97, -16.97], [-59.82, -17.32], [-59.47, -17.47], [-59.32, -17.82], [-59.25, -17.85], [-59.0, -17.75], [-58.75, -17.85], [-58.5, -17.75], [-57.97, -17.97], [-57.75, -18.5], [-57.85, -18.75], [-57.75, -19.0], [-57.85, -19.25], [-57.75, -19.5], [-57.85, -19.75], [-57.75, -20.0], [-57.97, -20.53], [-58.32, -20.68], [-58.47, -21.03], [-59.0, -21.25], [-59.53, -21.03], [-59.68, -20.68], [-60.03, -20.53], [-60.18, -20.18], [-60.25, -20.15], [-60.5, -20.25], [-61.03, -20.03], [-61.25, -19.5], [-61.15, -19.25], [-61.18, -19.18], [-61.5, -19.04], [-61.82, -19.18], [-61.97, -19.53], [-62.5, -19.75], [-63.03, -19.53], [-63.25, -19.0], [-63.15, -18.75], [-63.25, -18.5], [-63.03, -17.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.982776361583035}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.743863100028406}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.458558255876255, 31.57216994112065, 33.132423670391404, 32.515641508149486]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.415331424104636, 33.06210904582446, 35.03032878084292, 35.021408654360414]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.913927451746872, 5.1126718353262754, 6.5588842014407716, 5.710684653654171]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.767770758355994, 6.17325644947266, 7.982776361583035, 7.733219083066331]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.1367022671507094, 1.2577417892799327, 1.6342439269749693, 1.4274399247878669]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2528756035345159, 1.4254143445915575, 1.7810125209604806, 1.7890230932232805]}}