{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:47:47.916873", "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": "2011-Jun-17_to_2011-Jun-24_77.0_6.5"}, "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": 2011060002503}, "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": "June 17 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 24 2011"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 308561.6262390105}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Arabian-Sea", "Equatorial.Indian-Ocean", "S.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": ["Arabian Sea", "Laccadive 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": 6.5}, "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": 77.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "77.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 70.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 78.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 4.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-06-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[75.0, 7.25], [75.53, 7.03], [75.75, 6.5], [75.53, 5.97], [75.0, 5.75], [74.47, 5.97], [74.25, 6.5], [74.47, 7.03], [75.0, 7.25]]]]}, "2011-06-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[70.47, 9.03], [71.0, 9.25], [71.25, 9.15], [71.5, 9.25], [71.75, 9.15], [72.0, 9.25], [71.47, 9.47], [71.25, 10.0], [71.35, 10.25], [71.25, 10.5], [71.35, 10.75], [71.25, 11.0], [71.47, 11.53], [72.0, 11.75], [72.25, 11.65], [72.5, 11.75], [72.75, 11.65], [73.0, 11.75], [73.25, 11.65], [73.32, 11.68], [73.47, 12.03], [74.0, 12.25], [74.25, 12.15], [74.5, 12.25], [74.75, 12.15], [75.0, 12.25], [75.53, 12.03], [75.75, 11.5], [75.65, 11.25], [75.68, 11.18], [76.03, 11.03], [76.25, 10.5], [76.15, 10.25], [76.25, 10.0], [76.15, 9.75], [76.18, 9.68], [76.53, 9.53], [76.75, 9.0], [76.53, 8.47], [76.18, 8.32], [76.15, 8.25], [76.18, 8.18], [76.53, 8.03], [76.68, 7.68], [76.75, 7.65], [77.0, 7.75], [77.25, 7.65], [77.5, 7.75], [78.03, 7.53], [78.18, 7.18], [78.53, 7.03], [78.75, 6.5], [78.53, 5.97], [78.0, 5.75], [77.75, 5.85], [77.5, 5.75], [77.25, 5.85], [77.0, 5.75], [76.47, 5.97], [76.32, 6.32], [76.25, 6.35], [76.0, 6.25], [75.75, 6.35], [75.68, 6.32], [75.53, 5.97], [75.0, 5.75], [74.47, 5.97], [74.25, 6.5], [74.38, 6.8], [74.25, 6.85], [74.0, 6.75], [73.47, 6.97], [73.25, 7.5], [73.03, 6.97], [72.5, 6.75], [72.25, 6.85], [72.0, 6.75], [71.75, 6.85], [71.5, 6.75], [70.97, 6.97], [70.82, 7.32], [70.47, 7.47], [70.25, 8.0], [70.35, 8.25], [70.25, 8.5], [70.47, 9.03]], [[72.25, 9.15], [72.32, 9.18], [72.35, 9.25], [72.32, 9.32], [72.25, 9.35], [72.0, 9.25], [72.25, 9.15]], [[73.35, 7.75], [73.25, 8.0], [73.15, 7.75], [73.25, 7.5], [73.35, 7.75]], [[73.35, 8.25], [73.32, 8.32], [73.25, 8.35], [73.18, 8.32], [73.15, 8.25], [73.25, 8.0], [73.35, 8.25]]]]}, "2011-06-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[70.47, 9.03], [71.0, 9.25], [71.25, 9.15], [71.5, 9.25], [71.75, 9.15], [72.0, 9.25], [71.47, 9.47], [71.25, 10.0], [71.35, 10.25], [71.25, 10.5], [71.35, 10.75], [71.25, 11.0], [71.47, 11.53], [72.0, 11.75], [72.25, 11.65], [72.5, 11.75], [72.75, 11.65], [73.0, 11.75], [73.25, 11.65], [73.32, 11.68], [73.47, 12.03], [73.82, 12.18], [73.97, 12.53], [74.32, 12.68], [74.47, 13.03], [75.0, 13.25], [75.53, 13.03], [75.75, 12.5], [75.65, 12.25], [75.68, 12.18], [76.03, 12.03], [76.25, 11.5], [76.15, 11.25], [76.18, 11.18], [76.53, 11.03], [76.75, 10.5], [76.65, 10.25], [76.75, 10.0], [76.65, 9.75], [76.75, 9.5], [76.65, 9.25], [76.75, 9.0], [76.53, 8.47], [76.18, 8.32], [76.15, 8.25], [76.18, 8.18], [76.53, 8.03], [76.68, 7.68], [76.75, 7.65], [77.0, 7.75], [77.25, 7.65], [77.5, 7.75], [78.03, 7.53], [78.18, 7.18], [78.53, 7.03], [78.75, 6.5], [78.53, 5.97], [78.0, 5.75], [77.75, 5.85], [77.5, 5.75], [77.25, 5.85], [77.0, 5.75], [76.47, 5.97], [76.32, 6.32], [76.25, 6.35], [76.0, 6.25], [75.75, 6.35], [75.68, 6.32], [75.53, 5.97], [75.0, 5.75], [74.47, 5.97], [74.25, 6.5], [74.38, 6.8], [74.25, 6.85], [74.0, 6.75], [73.47, 6.97], [73.25, 7.5], [73.03, 6.97], [72.5, 6.75], [72.25, 6.85], [72.0, 6.75], [71.75, 6.85], [71.5, 6.75], [70.97, 6.97], [70.82, 7.32], [70.47, 7.47], [70.25, 8.0], [70.35, 8.25], [70.25, 8.5], [70.47, 9.03]], [[72.25, 9.15], [72.32, 9.18], [72.35, 9.25], [72.32, 9.32], [72.25, 9.35], [72.0, 9.25], [72.25, 9.15]], [[73.35, 7.75], [73.25, 8.0], [73.15, 7.75], [73.25, 7.5], [73.35, 7.75]], [[73.35, 8.25], [73.32, 8.32], [73.25, 8.35], [73.18, 8.32], [73.15, 8.25], [73.25, 8.0], [73.35, 8.25]]]]}, "2011-06-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[70.47, 9.03], [71.0, 9.25], [71.25, 9.15], [71.5, 9.25], [71.75, 9.15], [72.0, 9.25], [71.47, 9.47], [71.25, 10.0], [71.35, 10.25], [71.25, 10.5], [71.35, 10.75], [71.25, 11.0], [71.47, 11.53], [72.0, 11.75], [72.25, 11.65], [72.5, 11.75], [72.75, 11.65], [73.0, 11.75], [73.25, 11.65], [73.32, 11.68], [73.47, 12.03], [73.82, 12.18], [73.97, 12.53], [74.32, 12.68], [74.47, 13.03], [75.0, 13.25], [75.53, 13.03], [75.75, 12.5], [75.65, 12.25], [75.68, 12.18], [76.03, 12.03], [76.25, 11.5], [76.15, 11.25], [76.18, 11.18], [76.53, 11.03], [76.75, 10.5], [76.65, 10.25], [76.75, 10.0], [76.65, 9.75], [76.75, 9.5], [76.65, 9.25], [76.75, 9.0], [76.54, 8.5], [76.68, 8.18], [76.75, 8.15], [77.0, 8.25], [77.53, 8.03], [77.68, 7.68], [77.75, 7.65], [78.0, 7.75], [78.53, 7.53], [78.75, 7.0], [78.65, 6.75], [78.75, 6.5], [78.53, 5.97], [78.0, 5.75], [77.75, 5.85], [77.5, 5.75], [77.25, 5.85], [77.0, 5.75], [76.47, 5.97], [76.32, 6.32], [76.25, 6.35], [76.0, 6.25], [75.75, 6.35], [75.5, 6.25], [74.97, 6.47], [74.82, 6.82], [74.75, 6.85], [74.5, 6.75], [74.25, 6.85], [74.0, 6.75], [73.47, 6.97], [73.25, 7.5], [73.03, 6.97], [72.5, 6.75], [72.25, 6.85], [72.0, 6.75], [71.75, 6.85], [71.5, 6.75], [70.97, 6.97], [70.82, 7.32], [70.47, 7.47], [70.25, 8.0], [70.35, 8.25], [70.25, 8.5], [70.47, 9.03]], [[72.25, 9.15], [72.32, 9.18], [72.35, 9.25], [72.32, 9.32], [72.25, 9.35], [72.0, 9.25], [72.25, 9.15]], [[73.35, 7.75], [73.25, 8.0], [73.15, 7.75], [73.25, 7.5], [73.35, 7.75]], [[73.35, 8.25], [73.32, 8.32], [73.25, 8.35], [73.18, 8.32], [73.15, 8.25], [73.25, 8.0], [73.35, 8.25]]]]}, "2011-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[72.25, 10.0], [72.47, 10.53], [73.0, 10.75], [73.25, 10.65], [73.5, 10.75], [73.75, 10.65], [73.82, 10.68], [73.85, 10.75], [73.75, 11.0], [73.85, 11.25], [73.75, 11.5], [73.85, 11.75], [73.75, 12.0], [73.97, 12.53], [74.32, 12.68], [74.47, 13.03], [75.0, 13.25], [75.53, 13.03], [75.75, 12.5], [75.65, 12.25], [75.68, 12.18], [76.03, 12.03], [76.25, 11.5], [76.15, 11.25], [76.18, 11.18], [76.53, 11.03], [76.75, 10.5], [76.65, 10.25], [76.75, 10.0], [76.65, 9.75], [76.75, 9.5], [76.65, 9.25], [76.75, 9.0], [76.54, 8.5], [76.68, 8.18], [76.75, 8.15], [77.0, 8.25], [77.53, 8.03], [77.68, 7.68], [77.75, 7.65], [78.0, 7.75], [78.53, 7.53], [78.75, 7.0], [78.65, 6.75], [78.75, 6.5], [78.65, 6.25], [78.75, 6.0], [78.65, 5.75], [78.68, 5.68], [79.03, 5.53], [79.25, 5.0], [79.03, 4.47], [78.5, 4.25], [78.25, 4.35], [78.0, 4.25], [77.75, 4.35], [77.5, 4.25], [77.25, 4.35], [77.0, 4.25], [76.47, 4.47], [76.32, 4.82], [75.97, 4.97], [75.82, 5.32], [75.75, 5.35], [75.5, 5.25], [74.97, 5.47], [74.82, 5.82], [74.47, 5.97], [74.25, 6.5], [74.35, 6.75], [74.25, 7.0], [74.46, 7.5], [74.32, 7.82], [73.97, 7.97], [73.82, 8.32], [73.47, 8.47], [73.32, 8.82], [72.97, 8.97], [72.82, 9.32], [72.47, 9.47], [72.25, 10.0]]]]}, "2011-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[73.47, 10.03], [73.82, 10.18], [73.85, 10.25], [73.75, 10.5], [73.97, 11.03], [74.5, 11.25], [75.03, 11.03], [75.18, 10.68], [75.53, 10.53], [75.68, 10.18], [76.03, 10.03], [76.18, 9.68], [76.53, 9.53], [76.75, 9.0], [76.54, 8.5], [76.68, 8.18], [76.75, 8.15], [77.0, 8.25], [77.53, 8.03], [77.68, 7.68], [77.75, 7.65], [78.0, 7.75], [78.53, 7.53], [78.75, 7.0], [78.65, 6.75], [78.75, 6.5], [78.65, 6.25], [78.75, 6.0], [78.65, 5.75], [78.68, 5.68], [79.03, 5.53], [79.25, 5.0], [79.03, 4.47], [78.5, 4.25], [78.25, 4.35], [78.0, 4.25], [77.75, 4.35], [77.5, 4.25], [77.25, 4.35], [77.0, 4.25], [76.47, 4.47], [76.32, 4.82], [75.97, 4.97], [75.82, 5.32], [75.75, 5.35], [75.5, 5.25], [74.97, 5.47], [74.82, 5.82], [74.47, 5.97], [74.25, 6.5], [74.35, 6.75], [74.25, 7.0], [74.46, 7.5], [74.32, 7.82], [73.97, 7.97], [73.82, 8.32], [73.47, 8.47], [73.25, 9.0], [73.35, 9.25], [73.25, 9.5], [73.47, 10.03]]]]}, "2011-06-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[73.47, 10.03], [74.0, 10.25], [74.25, 10.15], [74.5, 10.25], [75.03, 10.03], [75.18, 9.68], [75.53, 9.53], [75.68, 9.18], [76.03, 9.03], [76.25, 8.5], [76.15, 8.25], [76.25, 8.0], [76.15, 7.75], [76.18, 7.68], [76.53, 7.53], [76.68, 7.18], [76.75, 7.15], [77.0, 7.25], [77.53, 7.03], [77.68, 6.68], [77.75, 6.65], [78.0, 6.75], [78.53, 6.53], [78.75, 6.0], [78.65, 5.75], [78.68, 5.68], [79.03, 5.53], [79.25, 5.0], [79.03, 4.47], [78.5, 4.25], [78.25, 4.35], [78.0, 4.25], [77.75, 4.35], [77.5, 4.25], [77.25, 4.35], [77.0, 4.25], [76.47, 4.47], [76.32, 4.82], [75.97, 4.97], [75.82, 5.32], [75.75, 5.35], [75.5, 5.25], [74.97, 5.47], [74.82, 5.82], [74.47, 5.97], [74.25, 6.5], [74.35, 6.75], [74.25, 7.0], [74.46, 7.5], [74.32, 7.82], [73.97, 7.97], [73.82, 8.32], [73.47, 8.47], [73.25, 9.0], [73.35, 9.25], [73.25, 9.5], [73.47, 10.03]]]]}, "2011-06-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[74.97, 6.47], [74.75, 7.0], [74.97, 7.53], [75.5, 7.75], [75.75, 7.65], [76.0, 7.75], [76.53, 7.53], [76.68, 7.18], [76.75, 7.15], [77.0, 7.25], [77.53, 7.03], [77.68, 6.68], [77.75, 6.65], [78.0, 6.75], [78.53, 6.53], [78.75, 6.0], [78.53, 5.47], [78.0, 5.25], [77.75, 5.35], [77.5, 5.25], [77.25, 5.35], [77.0, 5.25], [76.47, 5.47], [76.32, 5.82], [75.97, 5.97], [75.82, 6.32], [75.75, 6.35], [75.5, 6.25], [74.97, 6.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.542592804436424}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0160148725745066}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.319269698488085, 28.41757064865675, 28.37785572527696, 28.281773047638637, 28.105661751764217, 28.259390963856617, 28.363705535561223, 28.37647389141199]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.319269698488085, 28.623146774175382, 28.83224910650148, 28.662010074735292, 28.487327214422578, 28.565942581251477, 28.51706046724172, 28.500981887592275]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.7669683199635529, 1.0216828056379321, 1.0977137637287109, 1.0302644990358034, 0.9510640570229353, 0.9621134666026151, 0.9930883941721221, 1.033972943392387]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.7669683199635529, 1.3759944057144935, 1.4995272639232553, 1.542592804436424, 1.1430660157092802, 1.1204742947429054, 1.1084042152492657, 1.1868078357127274]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3345951986321287, 1.7381924594886644, 1.91816732215439, 1.8027585697764232, 1.6615699907946788, 1.6283244427649881, 1.6520126277224665, 1.7312104887824582]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3345951986321287, 2.309594612624473, 2.982426709210606, 2.8257735502293917, 2.178838172779498, 1.9056333514956743, 1.83046276336516, 2.0131056516215535]}}