{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:07:29.278597", "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": "2017-Mar-01_to_2017-Mar-03_284.5_-2.0"}, "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": 2017030000903}, "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": "March 01 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 03 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 185413.71516518574}, "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": ["Colombia", "Ecuador", "Peru"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.South-America"]}, "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": -2.0}, "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": 284.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "284.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 282.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 287.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -3.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 1.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-03-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.25, -1.0], [-78.03, -0.47], [-77.68, -0.32], [-77.53, 0.03], [-77.18, 0.18], [-77.03, 0.53], [-76.68, 0.68], [-76.53, 1.03], [-76.18, 1.18], [-76.03, 1.53], [-75.5, 1.75], [-75.25, 1.65], [-75.0, 1.75], [-74.75, 1.65], [-74.5, 1.75], [-74.25, 1.65], [-74.0, 1.75], [-73.75, 1.65], [-73.5, 1.75], [-72.97, 1.53], [-72.82, 1.18], [-72.47, 1.03], [-72.25, 0.5], [-72.35, 0.25], [-72.25, 0.0], [-72.35, -0.25], [-72.25, -0.5], [-72.47, -1.03], [-72.82, -1.18], [-72.85, -1.25], [-72.75, -1.5], [-72.85, -1.75], [-72.75, -2.0], [-72.85, -2.25], [-72.75, -2.5], [-72.85, -2.75], [-72.75, -3.0], [-72.97, -3.53], [-73.5, -3.75], [-74.03, -3.53], [-74.18, -3.18], [-74.5, -3.04], [-75.0, -3.25], [-75.5, -3.04], [-76.0, -3.25], [-76.25, -3.15], [-76.5, -3.25], [-77.03, -3.03], [-77.18, -2.68], [-77.53, -2.53], [-77.75, -2.0], [-77.65, -1.75], [-77.68, -1.68], [-78.03, -1.53], [-78.25, -1.0]]]]}, "2017-03-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.25, -1.0], [-78.03, -0.47], [-77.68, -0.32], [-77.53, 0.03], [-77.18, 0.18], [-77.03, 0.53], [-76.68, 0.68], [-76.53, 1.03], [-76.18, 1.18], [-76.03, 1.53], [-75.5, 1.75], [-75.25, 1.65], [-75.0, 1.75], [-74.75, 1.65], [-74.5, 1.75], [-74.25, 1.65], [-74.0, 1.75], [-73.75, 1.65], [-73.5, 1.75], [-72.97, 1.53], [-72.82, 1.18], [-72.47, 1.03], [-72.25, 0.5], [-72.35, 0.25], [-72.25, 0.0], [-72.35, -0.25], [-72.25, -0.5], [-72.47, -1.03], [-72.82, -1.18], [-72.85, -1.25], [-72.75, -1.5], [-72.85, -1.75], [-72.75, -2.0], [-72.85, -2.25], [-72.75, -2.5], [-72.85, -2.75], [-72.75, -3.0], [-72.97, -3.53], [-73.5, -3.75], [-74.03, -3.53], [-74.18, -3.18], [-74.5, -3.04], [-75.0, -3.25], [-75.5, -3.04], [-76.0, -3.25], [-76.25, -3.15], [-76.5, -3.25], [-77.03, -3.03], [-77.18, -2.68], [-77.53, -2.53], [-77.75, -2.0], [-77.65, -1.75], [-77.68, -1.68], [-78.03, -1.53], [-78.25, -1.0]]]]}, "2017-03-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-78.25, -1.0], [-78.03, -0.47], [-77.68, -0.32], [-77.53, 0.03], [-77.18, 0.18], [-77.03, 0.53], [-76.68, 0.68], [-76.53, 1.03], [-76.18, 1.18], [-76.03, 1.53], [-75.5, 1.75], [-75.25, 1.65], [-75.0, 1.75], [-74.75, 1.65], [-74.5, 1.75], [-74.25, 1.65], [-74.0, 1.75], [-73.75, 1.65], [-73.5, 1.75], [-72.97, 1.53], [-72.82, 1.18], [-72.47, 1.03], [-72.25, 0.5], [-72.35, 0.25], [-72.25, 0.0], [-72.35, -0.25], [-72.25, -0.5], [-72.47, -1.03], [-72.82, -1.18], [-72.85, -1.25], [-72.75, -1.5], [-72.85, -1.75], [-72.75, -2.0], [-72.85, -2.25], [-72.75, -2.5], [-72.85, -2.75], [-72.75, -3.0], [-72.97, -3.53], [-73.5, -3.75], [-74.03, -3.53], [-74.18, -3.18], [-74.5, -3.04], [-75.0, -3.25], [-75.5, -3.04], [-76.0, -3.25], [-76.25, -3.15], [-76.5, -3.25], [-77.03, -3.03], [-77.18, -2.68], [-77.53, -2.53], [-77.75, -2.0], [-77.65, -1.75], [-77.68, -1.68], [-78.03, -1.53], [-78.25, -1.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.2222826017351167}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.016812564008658}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.094158080042348, 27.28340486394228, 27.233191613546296]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.793229746600673, 27.937212773529893, 28.591003463209915]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9003128556350304, 2.0955024242155766, 2.0546224121753665]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.435571481047589, 2.6597874752949906, 3.2222826017351167]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.9582746797851531, 2.1933184825400587, 2.2127044057657708]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.6563906263510915, 2.965786023649712, 3.0365654814991214]}}