{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:20:31.518647", "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": "2020-Jun-20_to_2020-Jun-23_125.5_-5.5"}, "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": 2020060002445}, "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 20 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 23 2020"}, "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": 73854.33008995134}, "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": ["Banda 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": -5.5}, "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": 125.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "125.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 121.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 127.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -4.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-06-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.97, -4.97], [124.5, -4.75], [124.75, -4.85], [125.0, -4.75], [125.25, -4.85], [125.5, -4.75], [125.75, -4.85], [126.0, -4.75], [126.25, -4.85], [126.5, -4.75], [127.03, -4.97], [127.18, -5.32], [127.25, -5.35], [127.5, -5.25], [128.03, -5.47], [128.25, -6.0], [128.03, -6.53], [127.5, -6.75], [127.25, -6.65], [127.0, -6.75], [126.75, -6.65], [126.5, -6.75], [126.25, -6.65], [126.0, -6.75], [125.75, -6.65], [125.5, -6.75], [125.25, -6.65], [125.0, -6.75], [124.75, -6.65], [124.5, -6.75], [123.97, -6.53], [123.75, -6.0], [123.85, -5.75], [123.75, -5.5], [123.97, -4.97]]]]}, "2020-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.25, -5.0], [121.47, -4.47], [121.82, -4.32], [121.97, -3.97], [122.5, -3.75], [122.75, -3.85], [123.0, -3.75], [123.25, -3.85], [123.5, -3.75], [124.03, -3.97], [124.18, -4.32], [124.25, -4.35], [124.5, -4.25], [124.75, -4.35], [125.0, -4.25], [125.53, -4.47], [125.68, -4.82], [125.75, -4.85], [126.0, -4.75], [126.25, -4.85], [126.5, -4.75], [127.03, -4.97], [127.18, -5.32], [127.25, -5.35], [127.5, -5.25], [128.03, -5.47], [128.25, -6.0], [128.03, -6.53], [127.5, -6.75], [127.25, -6.65], [127.0, -6.75], [126.75, -6.65], [126.5, -6.75], [126.25, -6.65], [126.0, -6.75], [125.75, -6.65], [125.5, -6.75], [125.25, -6.65], [125.0, -6.75], [124.75, -6.65], [124.5, -6.75], [123.97, -6.53], [123.82, -6.18], [123.5, -6.04], [123.0, -6.25], [122.75, -6.15], [122.5, -6.25], [121.97, -6.03], [121.82, -5.68], [121.47, -5.53], [121.25, -5.0]]]]}, "2020-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.25, -5.0], [121.47, -4.47], [121.82, -4.32], [121.97, -3.97], [122.5, -3.75], [122.75, -3.85], [123.0, -3.75], [123.25, -3.85], [123.5, -3.75], [124.03, -3.97], [124.18, -4.32], [124.25, -4.35], [124.5, -4.25], [124.75, -4.35], [125.0, -4.25], [125.53, -4.47], [125.68, -4.82], [125.75, -4.85], [126.0, -4.75], [126.25, -4.85], [126.5, -4.75], [127.03, -4.97], [127.18, -5.32], [127.25, -5.35], [127.5, -5.25], [128.03, -5.47], [128.25, -6.0], [128.03, -6.53], [127.5, -6.75], [127.25, -6.65], [127.0, -6.75], [126.75, -6.65], [126.5, -6.75], [126.25, -6.65], [126.0, -6.75], [125.75, -6.65], [125.5, -6.75], [125.25, -6.65], [125.0, -6.75], [124.75, -6.65], [124.5, -6.75], [123.97, -6.53], [123.82, -6.18], [123.5, -6.04], [123.0, -6.25], [122.75, -6.15], [122.5, -6.25], [121.97, -6.03], [121.82, -5.68], [121.47, -5.53], [121.25, -5.0]]]]}, "2020-06-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.25, -5.0], [121.47, -4.47], [121.82, -4.32], [121.97, -3.97], [122.5, -3.75], [122.75, -3.85], [123.0, -3.75], [123.25, -3.85], [123.5, -3.75], [124.03, -3.97], [124.18, -4.32], [124.25, -4.35], [124.5, -4.25], [124.75, -4.35], [125.0, -4.25], [125.53, -4.47], [125.68, -4.82], [125.75, -4.85], [126.0, -4.75], [126.53, -4.97], [126.75, -5.5], [126.53, -6.03], [126.0, -6.25], [125.75, -6.15], [125.68, -6.18], [125.53, -6.53], [125.0, -6.75], [124.75, -6.65], [124.5, -6.75], [123.97, -6.53], [123.82, -6.18], [123.5, -6.04], [123.0, -6.25], [122.75, -6.15], [122.5, -6.25], [121.97, -6.03], [121.82, -5.68], [121.47, -5.53], [121.25, -5.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.0814268065544184}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.7624674898615361}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.297065823771845, 27.15411898363584, 27.12941789341795, 27.124497853256116]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.496752867332646, 27.502241251163184, 27.423628223943012, 27.463661141295404]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.7601882927040341, 0.7591183747378215, 0.7533093452122893, 0.7806633009971525]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8399411569425865, 0.9052951466056811, 1.01516734759673, 1.0814268065544184]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5293573189788916, 1.5030637986385162, 1.5016824307378158, 1.550524475621608]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.627935775814231, 1.716163092365935, 1.9310975797583076, 2.045146107150175]}}