{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:10:40.600317", "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": "2026-Feb-27_to_2026-Mar-07_79.0_14.5"}, "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": 2026020002652}, "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 2026"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 07 2026"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 9}, "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": 53839.94343459883}, "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": ["India"]}, "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": 14.5}, "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": 79.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "79.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 77.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 79.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 12.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 16.25}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[77.47, 13.97], [77.25, 14.5], [77.47, 15.03], [77.82, 15.18], [77.85, 15.25], [77.75, 15.5], [77.97, 16.03], [78.32, 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13.75], [77.47, 13.97], [77.25, 14.5], [77.47, 15.03], [78.0, 15.25], [78.25, 15.15], [78.5, 15.25], [78.75, 15.15], [79.0, 15.25], [79.53, 15.03], [79.75, 14.5], [79.65, 14.25], [79.75, 14.0], [79.65, 13.75], [79.75, 13.5], [79.53, 12.97], [79.0, 12.75], [78.47, 12.97], [78.25, 13.5], [78.35, 13.75], [78.32, 13.82], [78.25, 13.85], [78.0, 13.75]]]]}, "2026-03-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.97, 15.53], [78.5, 15.75], [78.75, 15.65], [79.0, 15.75], [79.53, 15.53], [79.75, 15.0], [79.65, 14.75], [79.75, 14.5], [79.65, 14.25], [79.75, 14.0], [79.65, 13.75], [79.75, 13.5], [79.53, 12.97], [79.0, 12.75], [78.47, 12.97], [78.25, 13.5], [78.35, 13.75], [78.32, 13.82], [78.25, 13.85], [78.0, 13.75], [77.47, 13.97], [77.25, 14.5], [77.47, 15.03], [77.82, 15.18], [77.97, 15.53]]]]}, "2026-03-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.97, 15.53], [78.5, 15.75], [78.75, 15.65], [79.0, 15.75], [79.53, 15.53], [79.75, 15.0], [79.65, 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[77.75, 13.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.806302335851626}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.2071128269332037}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.341671244303427, 29.40271352132163, 29.870993005661717, 29.857563636416444, 30.3761514451769, 30.46373799641924, 29.818712526209254, 30.344963402841643, 30.03033113666612]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.341671244303427, 30.95386912027999, 31.20566329956057, 31.43061981201174, 31.48940556844076, 31.68103942871096, 31.8169939676921, 32.30319620768233, 32.48803736368819]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m 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maximum standardized t2m anomalies.", "value": [1.4714476998525028, 1.4547054439303182, 1.8748555004138707, 1.6751167256552428, 1.616233425027565, 1.6282178294280603, 2.395076392732349, 2.781087331571388, 1.9956752302434344]}}