{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:53:25.269797", "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": "2013-May-07_to_2013-May-10_78.5_28.5"}, "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": 2013050001799}, "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": "May 07 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 10 2013"}, "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": 56990.71481120526}, "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", "Nepal"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Asia", "Tibetan-Plateau"]}, "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": 28.5}, "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": 78.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "78.5\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": 80.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 27.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 29.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-05-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.97, 29.53], [78.5, 29.75], [78.8, 29.63], [78.97, 30.03], [79.5, 30.25], [80.03, 30.03], [80.25, 29.5], [80.03, 28.97], [79.5, 28.75], [79.2, 28.88], [79.15, 28.75], [79.25, 28.5], [79.03, 27.97], [78.5, 27.75], [77.97, 27.97], [77.75, 28.5], [77.85, 28.75], [77.75, 29.0], [77.97, 29.53]]]]}, "2013-05-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 29.53], [77.82, 29.68], [77.97, 30.03], [78.5, 30.25], [78.75, 30.15], [79.0, 30.25], [79.25, 30.15], [79.5, 30.25], [79.75, 30.15], [80.0, 30.25], [80.25, 30.15], [80.5, 30.25], [81.03, 30.03], [81.25, 29.5], [81.03, 28.97], [80.63, 28.8], [80.68, 28.68], [81.03, 28.53], [81.25, 28.0], [81.15, 27.75], [81.25, 27.5], [81.03, 26.97], [80.5, 26.75], [80.25, 26.85], [80.0, 26.75], [79.75, 26.85], [79.5, 26.75], [78.97, 26.97], [78.82, 27.32], [78.47, 27.47], [78.32, 27.82], [78.25, 27.85], [78.0, 27.75], [77.47, 27.97], [77.25, 28.5], [77.35, 28.75], [77.25, 29.0], [77.47, 29.53]]]]}, "2013-05-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 29.53], [77.82, 29.68], [77.97, 30.03], [78.5, 30.25], [78.75, 30.15], [79.0, 30.25], [79.25, 30.15], [79.5, 30.25], [79.75, 30.15], [80.0, 30.25], [80.25, 30.15], [80.5, 30.25], [81.03, 30.03], [81.25, 29.5], [81.03, 28.97], [80.63, 28.8], [80.68, 28.68], [81.03, 28.53], [81.25, 28.0], [81.15, 27.75], [81.25, 27.5], [81.03, 26.97], [80.5, 26.75], [80.25, 26.85], [80.0, 26.75], [79.75, 26.85], [79.5, 26.75], [78.97, 26.97], [78.82, 27.32], [78.47, 27.47], [78.32, 27.82], [78.25, 27.85], [78.0, 27.75], [77.47, 27.97], [77.25, 28.5], [77.35, 28.75], [77.25, 29.0], [77.47, 29.53]]]]}, "2013-05-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 29.53], [77.82, 29.68], [77.97, 30.03], [78.5, 30.25], [78.75, 30.15], [79.0, 30.25], [79.25, 30.15], [79.5, 30.25], [79.75, 30.15], [80.0, 30.25], [80.25, 30.15], [80.5, 30.25], [81.03, 30.03], [81.25, 29.5], [81.03, 28.97], [80.63, 28.8], [80.68, 28.68], [81.03, 28.53], [81.25, 28.0], [81.15, 27.75], [81.25, 27.5], [81.03, 26.97], [80.5, 26.75], [80.25, 26.85], [80.0, 26.75], [79.75, 26.85], [79.5, 26.75], [78.97, 26.97], [78.82, 27.32], [78.47, 27.47], [78.32, 27.82], [78.25, 27.85], [78.0, 27.75], [77.47, 27.97], [77.25, 28.5], [77.35, 28.75], [77.25, 29.0], [77.47, 29.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.391081079127218}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.2758033081997113}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [31.616364692616287, 33.26316037846186, 33.30227410847084, 32.94268842467909]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [34.54718613383312, 35.99847738338667, 35.98586504688245, 35.170981192123975]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.002214627117174, 3.431629764735021, 3.434661330165652, 3.0002029269959665]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.0446501555539385, 4.391081079127218, 4.375397988730697, 3.9449594571638045]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3108376603548095, 1.600617465785015, 1.6456734439330643, 1.4523233945173781]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3699860674018165, 2.0210947351628286, 2.0643336628344637, 1.7558805605930121]}}