{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:21.081843", "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": "2015-Jun-30_to_2015-Jul-03_296.0_-12.0"}, "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": 2015060002947}, "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": "June 30 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 03 2015"}, "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": 63711.04725621494}, "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", "Brazil"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["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": -12.0}, "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": 296.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "296.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 293.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 296.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -12.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -9.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-06-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.75, -11.5], [-65.53, -10.97], [-65.0, -10.75], [-64.47, -10.97], [-64.32, -11.32], [-64.25, -11.35], [-64.0, -11.25], [-63.47, -11.47], [-63.25, -12.0], [-63.47, -12.53], [-64.0, -12.75], [-64.25, -12.65], [-64.5, -12.75], [-65.03, -12.53], [-65.18, -12.18], [-65.53, -12.03], [-65.75, -11.5]]]]}, "2015-07-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.15, -10.25], [-67.25, -10.0], [-67.03, -9.47], [-66.5, -9.25], [-66.25, -9.35], [-66.0, -9.25], [-65.75, -9.35], [-65.5, -9.25], [-64.97, -9.47], [-64.82, -9.82], [-64.47, -9.97], [-64.32, -10.32], [-64.25, -10.35], [-64.0, -10.25], [-63.47, -10.47], [-63.32, -10.82], [-62.97, -10.97], [-62.75, -11.5], [-62.85, -11.75], [-62.75, -12.0], [-62.97, -12.53], [-63.5, -12.75], [-63.75, -12.65], [-64.0, -12.75], [-64.25, -12.65], [-64.5, -12.75], [-65.03, -12.53], [-65.18, -12.18], [-65.25, -12.15], [-65.5, -12.25], [-66.03, -12.03], [-66.18, -11.68], [-66.25, -11.65], [-66.5, -11.75], [-67.03, -11.53], [-67.25, -11.0], [-67.15, -10.75], [-67.25, -10.5], [-67.15, -10.25]]]]}, "2015-07-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.15, -10.25], [-67.25, -10.0], [-67.03, -9.47], [-66.5, -9.25], [-66.25, -9.35], [-66.0, -9.25], [-65.75, -9.35], [-65.5, -9.25], [-64.97, -9.47], [-64.82, -9.82], [-64.47, -9.97], [-64.32, -10.32], [-64.25, -10.35], [-64.0, -10.25], [-63.47, -10.47], [-63.32, -10.82], [-62.97, -10.97], [-62.75, -11.5], [-62.85, -11.75], [-62.75, -12.0], [-62.97, -12.53], [-63.5, -12.75], [-63.75, -12.65], [-64.0, -12.75], [-64.25, -12.65], [-64.5, -12.75], [-65.03, -12.53], [-65.18, -12.18], [-65.25, -12.15], [-65.5, -12.25], [-66.03, -12.03], [-66.18, -11.68], [-66.25, -11.65], [-66.5, -11.75], [-67.03, -11.53], [-67.25, -11.0], [-67.15, -10.75], [-67.25, -10.5], [-67.15, -10.25]]]]}, "2015-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.15, -10.25], [-67.25, -10.0], [-67.03, -9.47], [-66.5, -9.25], [-66.25, -9.35], [-66.0, -9.25], [-65.75, -9.35], [-65.5, -9.25], [-64.97, -9.47], [-64.82, -9.82], [-64.47, -9.97], [-64.32, -10.32], [-64.25, -10.35], [-64.0, -10.25], [-63.47, -10.47], [-63.32, -10.82], [-62.97, -10.97], [-62.75, -11.5], [-62.85, -11.75], [-62.75, -12.0], [-62.97, -12.53], [-63.5, -12.75], [-63.75, -12.65], [-64.0, -12.75], [-64.25, -12.65], [-64.5, -12.75], [-65.03, -12.53], [-65.18, -12.18], [-65.25, -12.15], [-65.5, -12.25], [-66.03, -12.03], [-66.18, -11.68], [-66.25, -11.65], [-66.5, -11.75], [-67.03, -11.53], [-67.25, -11.0], [-67.15, -10.75], [-67.25, -10.5], [-67.15, -10.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.6087702248178175}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.003466367751484}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.57033071819427, 26.836579578998965, 26.81474351982422, 26.77090891900184]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.667304849315485, 27.127581725132757, 27.334140541158888, 27.23876729250219]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9987161350868898, 2.0479032815291833, 2.013376147039028, 1.949798279352611]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.0643313768562166, 2.6087702248178175, 2.3315041422279137, 2.375679043638172]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.042546975139335, 1.1980308027929358, 1.148469485103927, 1.0939571668538892]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.0689103837273632, 1.508605795772362, 1.2896244418632328, 1.249064415401889]}}