{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:18:35.863374", "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": "2018-Nov-16_to_2018-Nov-19_101.0_3.0"}, "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": 2018110002114}, "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 16 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 19 2018"}, "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": 74097.0319444135}, "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": ["Indonesia", "Malaysia"]}, "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": ["Malacca Strait"]}, "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": 3.0}, "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": 101.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "101.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 99.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 102.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 0.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 4.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-11-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.35, 1.75], [99.25, 2.0], [99.47, 2.53], [99.82, 2.68], [99.85, 2.75], [99.75, 3.0], [99.85, 3.25], [99.82, 3.32], [99.47, 3.47], [99.25, 4.0], [99.47, 4.53], [99.82, 4.68], [99.97, 5.03], [100.5, 5.25], [101.03, 5.03], [101.18, 4.68], [101.53, 4.53], [101.68, 4.18], [102.03, 4.03], [102.25, 3.5], [102.15, 3.25], [102.18, 3.18], [102.53, 3.03], [102.68, 2.68], [103.03, 2.53], [103.25, 2.0], [103.03, 1.47], [102.5, 1.25], [102.25, 1.35], [102.0, 1.25], [101.75, 1.35], [101.68, 1.32], [101.53, 0.97], [101.0, 0.75], [100.75, 0.85], [100.68, 0.82], [100.53, 0.47], [100.0, 0.25], [99.47, 0.47], [99.25, 1.0], [99.35, 1.25], [99.25, 1.5], [99.35, 1.75]]]]}, "2018-11-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.35, 1.75], [99.25, 2.0], [99.47, 2.53], [99.82, 2.68], [99.85, 2.75], [99.75, 3.0], [99.85, 3.25], [99.82, 3.32], [99.47, 3.47], [99.25, 4.0], [99.47, 4.53], [99.82, 4.68], [99.97, 5.03], [100.5, 5.25], [101.03, 5.03], [101.18, 4.68], [101.53, 4.53], [101.68, 4.18], [102.03, 4.03], [102.25, 3.5], [102.15, 3.25], [102.18, 3.18], [102.53, 3.03], [102.68, 2.68], [103.03, 2.53], [103.25, 2.0], [103.03, 1.47], [102.5, 1.25], [102.25, 1.35], [102.0, 1.25], [101.75, 1.35], [101.68, 1.32], [101.53, 0.97], [101.0, 0.75], [100.75, 0.85], [100.68, 0.82], [100.53, 0.47], [100.0, 0.25], [99.47, 0.47], [99.25, 1.0], [99.35, 1.25], [99.25, 1.5], [99.35, 1.75]]]]}, "2018-11-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.35, 1.75], [99.25, 2.0], [99.47, 2.53], [99.82, 2.68], [99.85, 2.75], [99.75, 3.0], [99.85, 3.25], [99.82, 3.32], [99.47, 3.47], [99.25, 4.0], [99.47, 4.53], [99.82, 4.68], [99.97, 5.03], [100.5, 5.25], [101.03, 5.03], [101.18, 4.68], [101.53, 4.53], [101.68, 4.18], [102.03, 4.03], [102.25, 3.5], [102.15, 3.25], [102.18, 3.18], [102.53, 3.03], [102.68, 2.68], [103.03, 2.53], [103.25, 2.0], [103.03, 1.47], [102.5, 1.25], [102.25, 1.35], [102.0, 1.25], [101.75, 1.35], [101.68, 1.32], [101.53, 0.97], [101.0, 0.75], [100.75, 0.85], [100.68, 0.82], [100.53, 0.47], [100.0, 0.25], [99.47, 0.47], [99.25, 1.0], [99.35, 1.25], [99.25, 1.5], [99.35, 1.75]]]]}, "2018-11-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[99.97, 2.47], [99.75, 3.0], [99.97, 3.53], [100.5, 3.75], [100.75, 3.65], [101.0, 3.75], [101.53, 3.53], [101.75, 3.0], [101.53, 2.47], [101.0, 2.25], [100.75, 2.35], [100.5, 2.25], [99.97, 2.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.220398622310938}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2533652101819963}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.7384770744398, 27.97696091412695, 27.51468363912676, 27.281796402957184]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.42203502399002, 29.367159403439757, 28.653339547211488, 27.287833555439647]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2353267582244503, 1.5149844887382855, 1.056452013533485, 0.6933536507792155]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.845745972762927, 2.220398622310938, 1.6947516922738828, 0.6963236497995808]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.030225563135806, 2.572106056060464, 1.7141427539931187, 1.3710561933832115]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.664848617975744, 3.4904850896127773, 2.2598998536225148, 1.4043823391785475]}}