{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:55:32.782941", "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": "2025-May-05_to_2025-May-09_120.5_7.0"}, "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": 2025050001154}, "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 05 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 09 2025"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 61433.334492008275}, "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": ["Philippines"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.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": ["Celebes Sea", "Sulu 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": 7.0}, "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": 120.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "120.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 118.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 122.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 5.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 7.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-05-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.47, 6.97], [119.25, 7.5], [119.47, 8.03], [120.0, 8.25], [120.25, 8.15], [120.5, 8.25], [121.03, 8.03], [121.25, 7.5], [121.03, 6.97], [120.5, 6.75], [120.25, 6.85], [120.0, 6.75], [119.47, 6.97]]]]}, "2025-05-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.47, 8.03], [120.0, 8.25], [120.25, 8.15], [120.5, 8.25], [121.03, 8.03], [121.18, 7.68], [121.53, 7.53], [121.68, 7.18], [122.03, 7.03], [122.18, 6.68], [122.25, 6.65], [122.5, 6.75], [123.03, 6.53], [123.25, 6.0], [123.03, 5.47], [122.5, 5.25], [122.25, 5.35], [122.0, 5.25], [121.75, 5.35], [121.5, 5.25], [121.25, 5.35], [121.0, 5.25], [120.47, 5.47], [120.25, 6.0], [120.35, 6.25], [120.32, 6.32], [120.25, 6.35], [120.0, 6.25], [119.47, 6.47], [119.25, 7.0], [119.35, 7.25], [119.25, 7.5], [119.47, 8.03]]]]}, "2025-05-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[118.35, 6.25], [118.25, 6.5], [118.47, 7.03], [119.0, 7.25], [119.25, 7.15], [119.32, 7.18], [119.35, 7.25], [119.25, 7.5], [119.47, 8.03], [120.0, 8.25], [120.25, 8.15], [120.5, 8.25], [121.03, 8.03], [121.18, 7.68], [121.53, 7.53], [121.68, 7.18], [122.03, 7.03], [122.18, 6.68], [122.25, 6.65], [122.5, 6.75], [123.03, 6.53], [123.25, 6.0], [123.03, 5.47], [122.5, 5.25], [122.25, 5.35], [122.0, 5.25], [121.75, 5.35], [121.5, 5.25], [121.25, 5.35], [121.0, 5.25], [120.5, 5.46], [120.18, 5.32], [120.03, 4.97], [119.5, 4.75], [119.25, 4.85], [119.0, 4.75], [118.47, 4.97], [118.25, 5.5], [118.35, 5.75], [118.25, 6.0], [118.35, 6.25]]]]}, "2025-05-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[118.35, 6.25], [118.25, 6.5], [118.47, 7.03], [119.0, 7.25], [119.25, 7.15], [119.32, 7.18], [119.47, 7.53], [120.0, 7.75], [120.25, 7.65], [120.5, 7.75], [120.75, 7.65], [121.0, 7.75], [121.53, 7.53], [121.68, 7.18], [122.03, 7.03], [122.18, 6.68], [122.25, 6.65], [122.5, 6.75], [123.03, 6.53], [123.25, 6.0], [123.03, 5.47], [122.5, 5.25], [122.25, 5.35], [122.0, 5.25], [121.75, 5.35], [121.5, 5.25], [121.25, 5.35], [121.0, 5.25], [120.5, 5.46], [120.18, 5.32], [120.03, 4.97], [119.5, 4.75], [119.25, 4.85], [119.0, 4.75], [118.47, 4.97], [118.25, 5.5], [118.35, 5.75], [118.25, 6.0], [118.35, 6.25]]]]}, "2025-05-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[118.35, 6.25], [118.25, 6.5], [118.47, 7.03], [119.0, 7.25], [119.25, 7.15], [119.32, 7.18], [119.47, 7.53], [120.0, 7.75], [120.25, 7.65], [120.5, 7.75], [121.03, 7.53], [121.25, 7.0], [121.15, 6.75], [121.25, 6.5], [121.03, 5.97], [120.68, 5.82], [120.53, 5.47], [120.18, 5.32], [120.03, 4.97], [119.5, 4.75], [119.25, 4.85], [119.0, 4.75], [118.47, 4.97], [118.25, 5.5], [118.35, 5.75], [118.25, 6.0], [118.35, 6.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.4798275806763286}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0457816960372062}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.703794097900413, 28.602637342973196, 28.69972127278652, 28.66918080647787, 28.60992572668829]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.7166521708171, 29.05491154988607, 29.062677001953148, 29.05097605387374, 28.787615712483728]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9144324394438286, 1.0174348266668185, 1.0923238447672616, 1.0822003681073038, 0.9537939691643115]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9183192117822614, 1.2882184473710367, 1.321862751453125, 1.4798275806763286, 1.0752785257370192]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5085317236358042, 1.8446395894039656, 1.9338287820461768, 1.9162106396512553, 1.622305817359758]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5160484782017982, 2.3146837182453948, 2.4489334620817105, 2.697681150753695, 1.8394307641932015]}}