{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:30:51.807537", "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": "2022-Apr-30_to_2022-May-04_121.5_1.0"}, "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": 2022040002634}, "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": "April 30 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 04 2022"}, "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": 182203.56645225576}, "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": ["Indonesia"]}, "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", "Gulf of Tomini", "Makassar Strait", "Molukka 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": 1.0}, "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": 121.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "121.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 119.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 125.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 0.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 4.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-04-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.0, 1.25], [122.53, 1.03], [122.75, 0.5], [122.53, -0.03], [122.0, -0.25], [121.47, -0.03], [121.25, 0.5], [121.47, 1.03], [122.0, 1.25]]]]}, "2022-05-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.25, 1.5], [119.47, 2.03], [119.82, 2.18], [119.85, 2.25], [119.75, 2.5], [119.85, 2.75], [119.75, 3.0], [119.85, 3.25], [119.82, 3.32], [119.47, 3.47], [119.25, 4.0], [119.47, 4.53], [119.82, 4.68], [119.97, 5.03], [120.5, 5.25], [120.75, 5.15], [121.0, 5.25], [121.53, 5.03], [121.68, 4.68], [121.75, 4.65], [122.0, 4.75], [122.53, 4.53], [122.68, 4.18], [123.03, 4.03], [123.25, 3.5], [123.15, 3.25], [123.25, 3.0], [123.47, 3.53], [124.0, 3.75], [124.53, 3.53], [124.68, 3.18], [125.0, 3.04], [125.5, 3.25], [126.03, 3.03], [126.25, 2.5], [126.15, 2.25], [126.25, 2.0], [126.03, 1.47], [125.68, 1.32], [125.65, 1.25], [125.75, 1.0], [125.53, 0.47], [125.0, 0.25], [124.75, 0.35], [124.5, 0.25], [124.25, 0.35], [124.0, 0.25], [123.47, 0.47], [123.32, 0.82], [123.25, 0.85], [123.18, 0.82], [123.15, 0.75], [123.25, 0.5], [123.03, -0.03], [122.5, -0.25], [122.25, -0.15], [122.0, -0.25], [121.47, -0.03], [121.32, 0.32], [121.25, 0.35], [121.18, 0.32], [121.03, -0.03], [120.5, -0.25], [119.97, -0.03], [119.75, 0.5], [119.85, 0.75], [119.82, 0.82], [119.47, 0.97], [119.25, 1.5]], [[123.15, 2.75], [123.18, 2.68], [123.25, 2.65], [123.32, 2.68], [123.35, 2.75], [123.25, 3.0], [123.15, 2.75]]]]}, "2022-05-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.25, 1.5], [119.47, 2.03], [119.82, 2.18], [119.85, 2.25], [119.75, 2.5], [119.85, 2.75], [119.75, 3.0], [119.85, 3.25], [119.82, 3.32], [119.47, 3.47], [119.25, 4.0], [119.47, 4.53], [119.82, 4.68], [119.97, 5.03], [120.5, 5.25], [120.75, 5.15], [121.0, 5.25], [121.53, 5.03], [121.68, 4.68], [121.75, 4.65], [122.0, 4.75], [122.53, 4.53], [122.68, 4.18], [123.03, 4.03], [123.25, 3.5], [123.15, 3.25], [123.25, 3.0], [123.47, 3.53], [124.0, 3.75], [124.53, 3.53], [124.68, 3.18], [125.0, 3.04], [125.5, 3.25], [126.03, 3.03], [126.25, 2.5], [126.15, 2.25], [126.25, 2.0], [126.03, 1.47], [125.68, 1.32], [125.65, 1.25], [125.75, 1.0], [125.53, 0.47], [125.0, 0.25], [124.75, 0.35], [124.5, 0.25], [124.25, 0.35], [124.18, 0.32], [124.03, -0.03], [123.5, -0.25], [123.0, -0.04], [122.5, -0.25], [122.25, -0.15], [122.0, -0.25], [121.47, -0.03], [121.32, 0.32], [121.25, 0.35], [121.18, 0.32], [121.03, -0.03], [120.5, -0.25], [119.97, -0.03], [119.75, 0.5], [119.85, 0.75], [119.82, 0.82], [119.47, 0.97], [119.25, 1.5]], [[123.15, 2.75], [123.18, 2.68], [123.25, 2.65], [123.32, 2.68], [123.35, 2.75], [123.25, 3.0], [123.15, 2.75]]]]}, "2022-05-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.25, 1.5], [119.47, 2.03], [119.82, 2.18], [119.85, 2.25], [119.75, 2.5], [119.85, 2.75], [119.75, 3.0], [119.85, 3.25], [119.82, 3.32], [119.47, 3.47], [119.25, 4.0], [119.47, 4.53], [119.82, 4.68], [119.97, 5.03], [120.5, 5.25], [120.75, 5.15], [121.0, 5.25], [121.53, 5.03], [121.68, 4.68], [121.75, 4.65], [122.0, 4.75], [122.53, 4.53], [122.68, 4.18], [123.03, 4.03], [123.25, 3.5], [123.15, 3.25], [123.25, 3.0], [123.47, 3.53], [124.0, 3.75], [124.53, 3.53], [124.68, 3.18], [125.0, 3.04], [125.5, 3.25], [126.03, 3.03], [126.25, 2.5], [126.15, 2.25], [126.25, 2.0], [126.03, 1.47], [125.68, 1.32], [125.65, 1.25], [125.75, 1.0], [125.53, 0.47], [125.0, 0.25], [124.75, 0.35], [124.5, 0.25], [124.25, 0.35], [124.18, 0.32], [124.03, -0.03], [123.5, -0.25], [123.0, -0.04], [122.5, -0.25], [121.97, -0.03], [121.82, 0.32], [121.75, 0.35], [121.5, 0.25], [121.25, 0.35], [121.18, 0.32], [121.03, -0.03], [120.5, -0.25], [119.97, -0.03], [119.75, 0.5], [119.85, 0.75], [119.82, 0.82], [119.47, 0.97], [119.25, 1.5]], [[123.15, 2.75], [123.18, 2.68], [123.25, 2.65], [123.32, 2.68], [123.35, 2.75], [123.25, 3.0], [123.15, 2.75]]]]}, "2022-05-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[120.47, 0.47], [120.25, 1.0], [120.47, 1.53], [121.0, 1.75], [121.25, 1.65], [121.32, 1.68], [121.47, 2.03], [122.0, 2.25], [122.5, 2.04], [123.0, 2.25], [123.53, 2.03], [123.7, 1.63], [123.82, 1.68], [123.97, 2.03], [124.5, 2.25], [125.03, 2.03], [125.25, 1.5], [125.03, 0.97], [124.68, 0.82], [124.53, 0.47], [124.18, 0.32], [124.03, -0.03], [123.5, -0.25], [122.97, -0.03], [122.75, 0.5], [122.88, 0.8], [122.7, 0.87], [122.53, 0.47], [122.0, 0.25], [121.75, 0.35], [121.5, 0.25], [121.25, 0.35], [121.0, 0.25], [120.47, 0.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.696117082871865}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0557533822394314}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.3159692751874, 28.196463052657236, 28.282717046168727, 28.184065877688, 26.952271298812775]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.3159692751874, 28.766630610909658, 29.280422947405214, 28.977015559202584, 28.677544353690507]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8908288600452465, 1.008723544087843, 1.1384396181084486, 1.0329179987209536, 0.973080815087684]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8908288600452465, 1.2487107719549613, 1.4536524733217675, 1.696117082871865, 1.4322204354074302]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.9695101267001167, 1.8402150970464373, 2.0428018145326163, 1.843967284816671, 1.6626148595714831]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9695101267001167, 2.1796686992578174, 2.573720854889551, 2.7457730930969144, 2.2882948520741873]}}