{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:19:17.745820", "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-Feb-27_to_2019-Mar-05_103.5_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": 2019020002587}, "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": "February 27 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 05 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": 66097.51934782989}, "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": ["Cambodia", "Thailand"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": 103.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "103.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 101.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 104.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 11.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 15.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-02-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[101.47, 12.97], [101.25, 13.5], [101.47, 14.03], [102.0, 14.25], [102.25, 14.15], [102.5, 14.25], [103.03, 14.03], [103.25, 13.5], [103.03, 12.97], [102.5, 12.75], [102.25, 12.85], [102.0, 12.75], [101.47, 12.97]]]]}, "2019-02-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.97, 11.47], [102.75, 12.0], [102.97, 12.53], [103.5, 12.75], [104.03, 12.53], [104.25, 12.0], [104.03, 11.47], [103.5, 11.25], [102.97, 11.47]]], [[[101.25, 14.5], [101.47, 15.03], [102.0, 15.25], [102.25, 15.15], [102.5, 15.25], [103.03, 15.03], [103.25, 14.5], [103.15, 14.25], [103.25, 14.0], [103.15, 13.75], [103.25, 13.5], [103.03, 12.97], [102.5, 12.75], [102.25, 12.85], [102.0, 12.75], [101.47, 12.97], [101.25, 13.5], [101.35, 13.75], [101.25, 14.0], [101.35, 14.25], [101.25, 14.5]]]]}, "2019-03-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.85, 13.75], [100.75, 14.0], [100.97, 14.53], [101.32, 14.68], [101.47, 15.03], [102.0, 15.25], [102.25, 15.15], [102.32, 15.18], [102.47, 15.53], [103.0, 15.75], [103.25, 15.65], [103.5, 15.75], [104.03, 15.53], [104.25, 15.0], [104.15, 14.75], [104.25, 14.5], [104.03, 13.97], [103.68, 13.82], [103.65, 13.75], [103.75, 13.5], [103.65, 13.25], [103.75, 13.0], [103.63, 12.7], [104.03, 12.53], [104.25, 12.0], [104.03, 11.47], [103.5, 11.25], [103.25, 11.35], [103.0, 11.25], [102.47, 11.47], [102.25, 12.0], [102.38, 12.3], [102.25, 12.35], [102.0, 12.25], [101.75, 12.35], [101.5, 12.25], [100.97, 12.47], [100.75, 13.0], [100.85, 13.25], [100.75, 13.5], [100.85, 13.75]]]]}, "2019-03-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.85, 13.75], [100.75, 14.0], [100.97, 14.53], [101.32, 14.68], [101.47, 15.03], [102.0, 15.25], [102.25, 15.15], [102.32, 15.18], [102.47, 15.53], [103.0, 15.75], [103.25, 15.65], [103.5, 15.75], [104.03, 15.53], [104.25, 15.0], [104.15, 14.75], [104.25, 14.5], [104.03, 13.97], [103.68, 13.82], [103.65, 13.75], [103.75, 13.5], [103.65, 13.25], [103.68, 13.18], [104.03, 13.03], [104.18, 12.68], [104.53, 12.53], [104.75, 12.0], [104.53, 11.47], [104.0, 11.25], [103.75, 11.35], [103.5, 11.25], [103.25, 11.35], [103.0, 11.25], [102.47, 11.47], [102.25, 12.0], [102.38, 12.3], [102.25, 12.35], [102.0, 12.25], [101.75, 12.35], [101.5, 12.25], [100.97, 12.47], [100.75, 13.0], [100.85, 13.25], [100.75, 13.5], [100.85, 13.75]]]]}, "2019-03-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.85, 13.75], [100.75, 14.0], [100.97, 14.53], [101.32, 14.68], [101.47, 15.03], [102.0, 15.25], [102.25, 15.15], [102.32, 15.18], [102.47, 15.53], [103.0, 15.75], [103.25, 15.65], [103.5, 15.75], [104.03, 15.53], [104.25, 15.0], [104.15, 14.75], [104.25, 14.5], [104.03, 13.97], [103.68, 13.82], [103.65, 13.75], [103.75, 13.5], [103.65, 13.25], [103.68, 13.18], [104.03, 13.03], [104.18, 12.68], [104.53, 12.53], [104.75, 12.0], [104.53, 11.47], [104.0, 11.25], [103.75, 11.35], [103.5, 11.25], [103.25, 11.35], [103.0, 11.25], [102.47, 11.47], [102.25, 12.0], [102.38, 12.3], [102.25, 12.35], [102.0, 12.25], [101.75, 12.35], [101.5, 12.25], [100.97, 12.47], [100.75, 13.0], [100.85, 13.25], [100.75, 13.5], [100.85, 13.75]]]]}, "2019-03-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.97, 13.03], [103.5, 13.25], [104.03, 13.03], [104.18, 12.68], [104.53, 12.53], [104.75, 12.0], [104.53, 11.47], [104.0, 11.25], [103.75, 11.35], [103.5, 11.25], [102.97, 11.47], [102.75, 12.0], [102.85, 12.25], [102.75, 12.5], [102.97, 13.03]]]]}, "2019-03-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.97, 13.03], [103.5, 13.25], [104.03, 13.03], [104.25, 12.5], [104.15, 12.25], [104.25, 12.0], [104.03, 11.47], [103.5, 11.25], [102.97, 11.47], [102.75, 12.0], [102.85, 12.25], [102.75, 12.5], [102.97, 13.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.3592523347103906}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.0735977373475736}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.68366447006605, 28.80084279665101, 29.55120859367753, 29.796848550798188, 29.609367649179944, 28.72610577347308, 28.17177074790891]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.29678439969524, 30.514558176833077, 31.820746357575956, 32.045500317652795, 32.023683957523986, 31.83407857765468, 31.35949699360299]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.5165089810852521, 1.892364698459135, 2.0524766870307984, 2.2486650819345444, 2.025720734866235, 2.207073588272484, 1.8769050933378537]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7234933474050536, 2.5929584604165257, 3.0460428738616656, 3.3592523347103906, 2.9186400618425523, 2.675813929520814, 2.15801222541171]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2815502015430105, 1.4189959613944079, 1.471466872120582, 1.5211720170409073, 1.342782774910839, 1.3716066871120252, 1.2137173727911865]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.34041936357201, 1.6149453862384926, 1.7512219777775195, 2.0270300457473036, 1.6331081791662183, 1.4867238320103486, 1.2252911084847653]}}