{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:13:02.314872", "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": "2021-Aug-12_to_2021-Aug-18_110.0_11.0"}, "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": 2021080002208}, "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": "August 12 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 18 2021"}, "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": 75900.76238265105}, "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": ["Viet Nam"]}, "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": ["South China Sea"]}, "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": 11.0}, "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": 110.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "110.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 107.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 111.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 9.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[107.97, 11.53], [108.5, 11.75], [108.75, 11.65], [109.0, 11.75], [109.25, 11.65], [109.32, 11.68], [109.35, 11.75], 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[106.25, 9.5], [106.35, 9.75], [106.25, 10.0]]]]}, "2021-08-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.25, 10.0], [106.47, 10.53], [107.0, 10.75], [107.25, 10.65], [107.5, 10.75], [107.75, 10.65], [107.82, 10.68], [107.85, 10.75], [107.75, 11.0], [107.97, 11.53], [108.5, 11.75], [108.75, 11.65], [109.0, 11.75], [109.25, 11.65], [109.32, 11.68], [109.47, 12.03], [110.0, 12.25], [110.25, 12.15], [110.5, 12.25], [110.75, 12.15], [111.0, 12.25], [111.53, 12.03], [111.75, 11.5], [111.53, 10.97], [111.18, 10.82], [111.03, 10.47], [110.68, 10.32], [110.53, 9.97], [110.0, 9.75], [109.75, 9.85], [109.5, 9.75], [109.25, 9.85], [109.18, 9.82], [109.03, 9.47], [108.5, 9.25], [108.25, 9.35], [108.18, 9.32], [108.03, 8.97], [107.5, 8.75], [107.25, 8.85], [107.0, 8.75], [106.47, 8.97], [106.25, 9.5], [106.35, 9.75], [106.25, 10.0]]]]}, "2021-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.25, 10.0], [106.47, 10.53], [106.82, 10.68], [106.97, 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"value": 1.2727235666214938}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.7873013209313698}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.20003838909662, 28.163489779725694, 28.18495827520229, 28.32690268058724, 28.472683781615956, 28.257968651183035, 28.41498096485634]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.262305526043008, 28.352146204575263, 28.44734692358969, 28.728709048609858, 28.77142937126007, 28.471427105458076, 28.695188795444267]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.6066671915793526, 0.6759139273467554, 0.6721893570552216, 0.815887097421483, 0.9726725484360893, 0.7741668583258903, 0.7174017107611803]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.6635722266443622, 0.8564151405858524, 0.8404576214048234, 1.0388325368148799, 1.2727235666214938, 1.1152405044909415, 0.9381735269990372]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3964631108563914, 1.5172420124053043, 1.5426982970381031, 1.8614261193609727, 2.244783453066348, 1.7380244114548806, 1.7190890190085975]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5336940599460136, 1.9920952532521596, 2.0134309355979987, 2.3441951810132142, 2.9309750191074007, 2.300101410470089, 2.202393189824995]}}