{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:54:30.303163", "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": "2023-Jul-03_to_2023-Jul-08_107.5_10.5"}, "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": 2023070001327}, "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": "July 03 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 08 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 60802.71021381693}, "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": 10.5}, "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": 107.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "107.5\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": 109.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 9.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[106.35, 9.25], [106.25, 9.5], [106.35, 9.75], [106.25, 10.0], [106.35, 10.25], [106.25, 10.5], [106.35, 10.75], [106.25, 11.0], [106.47, 11.53], [106.82, 11.68], [106.85, 11.75], [106.75, 12.0], [106.97, 12.53], [107.5, 12.75], [107.75, 12.65], [108.0, 12.75], [108.53, 12.53], [108.75, 12.0], [108.65, 11.75], [108.75, 11.5], [108.65, 11.25], [108.68, 11.18], [108.75, 11.15], [109.0, 11.25], [109.53, 11.03], [109.75, 10.5], [109.53, 9.97], [109.18, 9.82], [109.03, 9.47], [108.68, 9.32], [108.65, 9.25], [108.75, 9.0], [108.53, 8.47], [108.0, 8.25], [107.75, 8.35], [107.5, 8.25], [107.25, 8.35], [107.0, 8.25], [106.47, 8.47], [106.25, 9.0], [106.35, 9.25]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[107.0, 8.25], [106.47, 8.47], [106.25, 9.0], [106.47, 9.53], [107.0, 9.75], [107.25, 9.65], [107.5, 9.75], [107.75, 9.65], [107.88, 9.7], [107.75, 10.0], [107.85, 10.25], [107.75, 10.5], [107.97, 11.03], [108.5, 11.25], [108.75, 11.15], [109.0, 11.25], [109.53, 11.03], [109.75, 10.5], [109.53, 9.97], [109.18, 9.82], [109.03, 9.47], [108.63, 9.3], [108.75, 9.0], [108.53, 8.47], [108.0, 8.25], [107.75, 8.35], [107.5, 8.25], [107.25, 8.35], [107.0, 8.25]]]]}, "2023-07-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.25, 9.5], [106.35, 9.75], [106.25, 10.0], [106.35, 10.25], [106.25, 10.5], [106.35, 10.75], [106.25, 11.0], [106.47, 11.53], [106.82, 11.68], [106.85, 11.75], [106.75, 12.0], [106.97, 12.53], [107.5, 12.75], [108.03, 12.53], [108.25, 12.0], [108.15, 11.75], [108.25, 11.5], [108.15, 11.25], [108.2, 11.13], [108.5, 11.25], [108.75, 11.15], [109.0, 11.25], [109.53, 11.03], [109.75, 10.5], [109.53, 9.97], [109.18, 9.82], [109.03, 9.47], [108.68, 9.32], [108.65, 9.25], [108.75, 9.0], [108.53, 8.47], [108.0, 8.25], [107.75, 8.35], [107.5, 8.25], [107.25, 8.35], [107.0, 8.25], [106.47, 8.47], [106.25, 9.0], [106.35, 9.25], [106.25, 9.5]]]]}, "2023-07-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.25, 9.5], [106.35, 9.75], [106.25, 10.0], [106.35, 10.25], [106.25, 10.5], [106.35, 10.75], [106.25, 11.0], [106.47, 11.53], [106.82, 11.68], [106.85, 11.75], [106.75, 12.0], [106.97, 12.53], [107.5, 12.75], [108.03, 12.53], [108.25, 12.0], [108.15, 11.75], [108.18, 11.68], [108.53, 11.53], [108.68, 11.18], [108.75, 11.15], [109.0, 11.25], [109.53, 11.03], [109.75, 10.5], [109.53, 9.97], [109.18, 9.82], [109.03, 9.47], [108.68, 9.32], [108.65, 9.25], [108.75, 9.0], [108.53, 8.47], [108.0, 8.25], [107.75, 8.35], [107.5, 8.25], [107.25, 8.35], [107.0, 8.25], [106.47, 8.47], [106.25, 9.0], [106.35, 9.25], [106.25, 9.5]]]]}, "2023-07-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.25, 9.5], [106.35, 9.75], [106.25, 10.0], [106.35, 10.25], [106.25, 10.5], [106.35, 10.75], [106.25, 11.0], [106.47, 11.53], [106.82, 11.68], [106.85, 11.75], [106.75, 12.0], [106.97, 12.53], [107.5, 12.75], [107.75, 12.65], [108.0, 12.75], [108.53, 12.53], [108.75, 12.0], [108.65, 11.75], [108.75, 11.5], [108.65, 11.25], [108.68, 11.18], [109.03, 11.03], [109.25, 10.5], [109.15, 10.25], [109.25, 10.0], [109.03, 9.47], [108.68, 9.32], [108.65, 9.25], [108.75, 9.0], [108.53, 8.47], [108.0, 8.25], [107.75, 8.35], [107.5, 8.25], [107.25, 8.35], [107.0, 8.25], [106.47, 8.47], [106.25, 9.0], [106.35, 9.25], [106.25, 9.5]]]]}, "2023-07-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.25, 10.0], [106.35, 10.25], [106.25, 10.5], [106.35, 10.75], [106.25, 11.0], [106.47, 11.53], [106.82, 11.68], [106.85, 11.75], [106.75, 12.0], [106.97, 12.53], [107.5, 12.75], [107.75, 12.65], [108.0, 12.75], [108.53, 12.53], [108.75, 12.0], [108.65, 11.75], [108.75, 11.5], [108.65, 11.25], [108.75, 11.0], [108.53, 10.47], [108.18, 10.32], [108.15, 10.25], [108.25, 10.0], [108.03, 9.47], [107.68, 9.32], [107.53, 8.97], [107.0, 8.75], [106.47, 8.97], [106.25, 9.5], [106.35, 9.75], [106.25, 10.0]]]]}, "2023-07-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.25, 11.0], [106.47, 11.53], [106.82, 11.68], [106.85, 11.75], [106.75, 12.0], [106.97, 12.53], [107.5, 12.75], [107.75, 12.65], [108.0, 12.75], [108.53, 12.53], [108.75, 12.0], [108.65, 11.75], [108.75, 11.5], [108.53, 10.97], [108.18, 10.82], [108.15, 10.75], [108.25, 10.5], [108.03, 9.97], [107.5, 9.75], [107.25, 9.85], [107.0, 9.75], [106.47, 9.97], [106.25, 10.5], [106.35, 10.75], [106.25, 11.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.0283926586110397}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0635049065432285}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.37888394772955, 28.073473671948364, 27.87625414840312, 27.45297673583849, 27.457890346512215, 26.53394095551721]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.604050676628333, 28.922236421694663, 28.731707529392736, 28.52637543201473, 29.28258635200615, 28.59773020704523]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8686707663427077, 1.0755810733936173, 0.903790412788213, 0.9330608496123528, 1.5027029921732453, 1.1943337748511311]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.0473782198084223, 1.586799293609488, 1.3927588185126183, 1.4527350820588367, 2.0283926586110397, 1.5699670314775176]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.605917544889787, 1.7510125821808287, 1.485637672283678, 1.5683774545940008, 2.242975849891126, 1.6318041068235118]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9889748646079342, 2.3711905964943227, 1.757005856528084, 2.026228927373004, 2.829866863013379, 2.102201340057104]}}