{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:20:59.310661", "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-Nov-26_to_2019-Dec-02_288.0_-14.0"}, "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": 2019110002616}, "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": "November 26 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 02 2019"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 51075.115347723055}, "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": ["Peru"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.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": -14.0}, "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": 288.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "288.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 285.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 288.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -14.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -12.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-11-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.5, -11.75], [-72.97, -11.97], [-72.75, -12.5], [-72.97, -13.03], [-73.5, -13.25], [-74.03, -13.03], [-74.25, -12.5], [-74.03, -11.97], [-73.5, -11.75]]]]}, "2019-11-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.03, -15.03], [-73.25, -14.5], [-73.03, -13.97], [-72.5, -13.75], [-71.97, -13.97], [-71.75, -14.5], [-71.97, -15.03], [-72.5, -15.25], [-73.03, -15.03]]], [[[-74.03, -13.03], [-74.25, -12.5], [-74.03, -11.97], [-73.5, -11.75], [-72.97, -11.97], [-72.75, -12.5], [-72.97, -13.03], [-73.5, -13.25], [-74.03, -13.03]]]]}, "2019-11-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.03, -15.03], [-73.25, -14.5], [-73.03, -13.97], [-72.5, -13.75], [-71.97, -13.97], [-71.75, -14.5], [-71.97, -15.03], [-72.5, -15.25], [-73.03, -15.03]]], [[[-74.75, -14.0], [-74.53, -13.47], [-74.0, -13.25], [-73.47, -13.47], [-73.25, -14.0], [-73.47, -14.53], [-74.0, -14.75], [-74.53, -14.53], [-74.75, -14.0]]], [[[-74.25, -12.5], [-74.03, -11.97], [-73.5, -11.75], [-72.97, -11.97], [-72.75, -12.5], [-72.97, -13.03], [-73.5, -13.25], [-74.03, -13.03], [-74.25, -12.5]]]]}, "2019-11-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.65, -13.25], [-74.75, -13.0], [-74.53, -12.47], [-74.18, -12.32], [-74.03, -11.97], [-73.5, -11.75], [-72.97, -11.97], [-72.82, -12.32], [-72.75, -12.35], [-72.5, -12.25], [-72.25, -12.35], [-72.0, -12.25], [-71.47, -12.47], [-71.32, -12.82], [-70.97, -12.97], [-70.75, -13.5], [-70.85, -13.75], [-70.75, -14.0], [-70.85, -14.25], [-70.75, -14.5], [-70.97, -15.03], [-71.5, -15.25], [-72.0, -15.04], [-72.5, -15.25], [-73.03, -15.03], [-73.2, -14.62], [-73.5, -14.75], [-73.75, -14.65], [-74.0, -14.75], [-74.53, -14.53], [-74.75, -14.0], [-74.65, -13.75], [-74.75, -13.5], [-74.65, -13.25]]]]}, "2019-11-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.65, -13.25], [-74.75, -13.0], [-74.53, -12.47], [-74.0, -12.25], [-73.5, -12.46], [-73.0, -12.25], [-72.75, -12.35], [-72.5, -12.25], [-72.25, -12.35], [-72.0, -12.25], [-71.47, -12.47], [-71.32, -12.82], [-70.97, -12.97], [-70.75, -13.5], [-70.85, -13.75], [-70.75, -14.0], [-70.85, -14.25], [-70.75, -14.5], [-70.97, -15.03], [-71.5, -15.25], [-72.03, -15.03], [-72.18, -14.68], [-72.25, -14.65], [-72.5, -14.75], [-73.0, -14.54], [-73.5, -14.75], [-73.75, -14.65], [-74.0, -14.75], [-74.53, -14.53], [-74.75, -14.0], [-74.65, -13.75], [-74.75, -13.5], [-74.65, -13.25]]]]}, "2019-12-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.65, -13.25], [-74.75, -13.0], [-74.53, -12.47], [-74.0, -12.25], [-73.5, -12.46], [-73.0, -12.25], [-72.75, -12.35], [-72.5, -12.25], [-72.25, -12.35], [-72.0, -12.25], [-71.47, -12.47], [-71.32, -12.82], [-70.97, -12.97], [-70.75, -13.5], [-70.85, -13.75], [-70.75, -14.0], [-70.85, -14.25], [-70.75, -14.5], [-70.97, -15.03], [-71.5, -15.25], [-72.03, -15.03], [-72.18, -14.68], [-72.25, -14.65], [-72.5, -14.75], [-73.0, -14.54], [-73.5, -14.75], [-73.75, -14.65], [-74.0, -14.75], [-74.53, -14.53], [-74.75, -14.0], [-74.65, -13.75], [-74.75, -13.5], [-74.65, -13.25]]]]}, "2019-12-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.53, -14.53], [-74.75, -14.0], [-74.53, -13.47], [-74.0, -13.25], [-73.75, -13.35], [-73.5, -13.25], [-73.0, -13.46], [-72.68, -13.32], [-72.53, -12.97], [-72.0, -12.75], [-71.47, -12.97], [-71.32, -13.32], [-70.97, -13.47], [-70.75, -14.0], [-70.97, -14.53], [-71.5, -14.75], [-71.75, -14.65], [-72.0, -14.75], [-72.25, -14.65], [-72.5, -14.75], [-73.0, -14.54], [-73.5, -14.75], [-73.75, -14.65], [-74.0, -14.75], [-74.53, -14.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.818385015369074}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5322852262517557}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [16.605149700788957, 11.733510424971087, 11.493840754998189, 11.478280109923105, 11.394082289937444, 11.26019694253614, 10.27072767382657]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [16.605149700788957, 17.423381636563477, 16.792228574113835, 16.596767348012634, 14.027258708723139, 14.178687693061534, 11.238097707014674]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9864029810422608, 1.641456663508393, 1.4638152574307999, 1.6266721080977704, 1.6001718386322294, 1.4939102009950338, 1.2799016394051819]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9864029810422608, 1.7839737056213494, 1.724397330307852, 2.7774176428812325, 2.751518524819062, 2.818385015369074, 1.5777068032695638]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3583112759665372, 2.0139264629062885, 1.72253599215619, 1.9868969541310666, 2.0448975797547337, 1.9756839398990245, 1.5397816895343455]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3583112759665372, 2.49342796713901, 1.8623454090965805, 2.822449386004631, 2.8628728319304457, 3.0733773922439953, 1.7510869597189822]}}