{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:34:03.699944", "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": "2023-Jan-20_to_2023-Jan-26_124.5_-8.0"}, "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": 2023010002464}, "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": "January 20 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 26 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 186307.54823607943}, "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": ["N.Australia", "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", "Indian Ocean", "Savu 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": -8.0}, "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": 124.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "124.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 118.25}, "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": -11.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -6.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-01-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.47, -9.53], [121.25, -9.0], [121.47, -8.47], [122.0, -8.25], [122.25, -8.35], [122.5, -8.25], [122.75, -8.35], [123.0, -8.25], [123.25, -8.35], [123.38, -8.3], [123.25, -8.0], [123.35, -7.75], [123.25, -7.5], [123.47, -6.97], [124.0, -6.75], [124.25, -6.85], [124.32, -6.82], [124.47, -6.47], [125.0, -6.25], [125.25, -6.35], [125.32, -6.32], [125.47, -5.97], [126.0, -5.75], [126.25, -5.85], [126.5, -5.75], [127.03, -5.97], [127.18, -6.32], [127.53, -6.47], [127.75, -7.0], [127.53, -7.53], [127.0, -7.75], [126.75, -7.65], [126.5, -7.75], [126.25, -7.65], [126.18, -7.68], [126.03, -8.03], [125.68, -8.18], [125.53, -8.53], [125.13, -8.7], [125.25, -9.0], [125.03, -9.53], [124.5, -9.75], [124.2, -9.63], [124.03, -10.03], [123.68, -10.18], [123.65, -10.25], [123.75, -10.5], [123.53, -11.03], [123.0, -11.25], [122.75, -11.15], [122.5, -11.25], [121.97, -11.03], [121.75, -10.5], [121.97, -9.97], [122.32, -9.82], [122.38, -9.7], [122.25, -9.65], [122.0, -9.75], [121.47, -9.53]]]]}, "2023-01-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.97, -10.03], [117.75, -9.5], [117.97, -8.97], [118.5, -8.75], [118.75, -8.85], [118.82, -8.82], [118.97, -8.47], [119.5, -8.25], [119.75, -8.35], [120.0, -8.25], [120.53, -8.47], [120.68, -8.82], [121.03, -8.97], [121.18, -9.32], [121.25, -9.35], [121.38, -9.3], [121.25, -9.0], [121.47, -8.47], [122.0, -8.25], [122.25, -8.35], [122.32, -8.32], [122.47, -7.97], [122.82, -7.82], [122.97, -7.47], [123.32, -7.32], [123.47, -6.97], [124.0, -6.75], [124.25, -6.85], [124.32, -6.82], [124.47, -6.47], [125.0, -6.25], [125.25, -6.35], [125.32, -6.32], [125.47, -5.97], [126.0, -5.75], [126.25, -5.85], [126.5, -5.75], [126.75, -5.85], [127.0, -5.75], [127.53, -5.97], [127.75, -6.5], [127.65, -6.75], [127.75, -7.0], [127.53, -7.53], [127.18, -7.68], [127.03, -8.03], [126.5, -8.25], [126.25, -8.15], [126.0, -8.25], [125.75, -8.15], [125.68, -8.18], [125.65, -8.25], [125.75, -8.5], [125.53, -9.03], [125.18, -9.18], [125.03, -9.53], [124.5, -9.75], [124.25, -9.65], [124.18, -9.68], [124.15, -9.75], [124.25, -10.0], [124.03, -10.53], [123.68, -10.68], [123.53, -11.03], [123.0, -11.25], [122.75, -11.15], [122.5, -11.25], [122.25, -11.15], [122.0, -11.25], [121.75, -11.15], [121.5, -11.25], [121.25, -11.15], [121.18, -11.18], [121.03, -11.53], [120.5, -11.75], [120.25, -11.65], [120.0, -11.75], [119.75, -11.65], [119.5, -11.75], [119.25, -11.65], [119.0, -11.75], [118.47, -11.53], [118.25, -11.0], [118.47, -10.47], [118.82, -10.32], [118.88, -10.2], [118.75, -10.15], [118.5, -10.25], [117.97, -10.03]], [[119.88, -9.8], [119.82, -9.68], [119.75, -9.65], [119.68, -9.68], [119.63, -9.8], [119.75, -9.85], [119.88, -9.8]]]]}, "2023-01-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.97, -10.03], [117.75, -9.5], [117.97, -8.97], [118.5, -8.75], [118.75, -8.85], [118.82, -8.82], [118.97, -8.47], [119.5, -8.25], [119.75, -8.35], [120.0, -8.25], [120.53, -8.47], [120.68, -8.82], [121.03, -8.97], [121.18, -9.32], [121.25, -9.35], [121.38, -9.3], [121.25, -9.0], [121.47, -8.47], [122.0, -8.25], [122.25, -8.35], [122.32, -8.32], [122.35, -8.25], [122.25, -8.0], [122.47, -7.47], [123.0, -7.25], [123.25, -7.35], [123.32, -7.32], [123.47, -6.97], [124.0, -6.75], [124.25, -6.85], [124.32, -6.82], [124.47, -6.47], [125.0, -6.25], [125.25, -6.35], [125.32, -6.32], [125.47, -5.97], [126.0, -5.75], [126.25, -5.85], [126.5, -5.75], [126.75, -5.85], [127.0, -5.75], [127.25, -5.85], [127.5, -5.75], [128.03, -5.97], [128.25, -6.5], [128.03, -7.03], [127.68, -7.18], [127.53, -7.53], [127.18, -7.68], [127.03, -8.03], [126.5, -8.25], [126.25, -8.15], [126.0, -8.25], [125.75, -8.15], [125.68, -8.18], [125.65, -8.25], [125.75, -8.5], [125.53, -9.03], [125.18, -9.18], [125.03, -9.53], [124.5, -9.75], [124.25, -9.65], [124.18, -9.68], [124.15, -9.75], [124.25, -10.0], [124.03, -10.53], [123.68, -10.68], [123.53, -11.03], [123.0, -11.25], [122.75, -11.15], [122.5, -11.25], [122.25, -11.15], [122.0, -11.25], [121.75, -11.15], [121.5, -11.25], [121.25, -11.15], [121.18, -11.18], [121.03, -11.53], [120.5, -11.75], [120.25, -11.65], [120.0, -11.75], [119.75, -11.65], [119.5, -11.75], [119.25, -11.65], [119.0, -11.75], [118.47, -11.53], [118.25, -11.0], [118.47, -10.47], [118.82, -10.32], [118.88, -10.2], [118.75, -10.15], [118.5, -10.25], [117.97, -10.03]], [[119.88, -9.8], [119.82, -9.68], [119.75, -9.65], [119.68, -9.68], [119.63, -9.8], [119.75, -9.85], [119.88, -9.8]]]]}, "2023-01-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.97, -10.03], [117.75, -9.5], [117.97, -8.97], [118.5, -8.75], [118.75, -8.85], [118.82, -8.82], [118.97, -8.47], [119.5, -8.25], [119.75, -8.35], [120.0, -8.25], [120.53, -8.47], [120.68, -8.82], [121.03, -8.97], [121.18, -9.32], [121.25, -9.35], [121.5, -9.25], [121.75, -9.35], [121.82, -9.32], [121.85, -9.25], [121.75, -9.0], [121.97, -8.47], [122.32, -8.32], [122.35, -8.25], [122.25, -8.0], [122.47, -7.47], [123.0, -7.25], [123.25, -7.35], [123.32, -7.32], [123.47, -6.97], [123.82, -6.82], [123.97, -6.47], [124.32, -6.32], [124.47, -5.97], [125.0, -5.75], [125.25, -5.85], [125.5, -5.75], [125.75, -5.85], [126.0, -5.75], [126.25, -5.85], [126.5, -5.75], [126.75, -5.85], [127.0, -5.75], [127.25, -5.85], [127.5, -5.75], [128.03, -5.97], [128.25, -6.5], [128.03, -7.03], [127.68, -7.18], [127.53, -7.53], [127.18, -7.68], [127.03, -8.03], [126.5, -8.25], [126.25, -8.15], [126.18, -8.18], [126.03, -8.53], [125.68, -8.68], [125.53, -9.03], [125.18, -9.18], [125.03, -9.53], [124.5, -9.75], [124.25, -9.65], [124.18, -9.68], [124.15, -9.75], [124.25, -10.0], [124.03, -10.53], [123.68, -10.68], [123.53, -11.03], [123.0, -11.25], [122.75, -11.15], [122.5, -11.25], [122.25, -11.15], [122.0, -11.25], [121.75, -11.15], [121.5, -11.25], [121.25, -11.15], [121.18, -11.18], [121.03, -11.53], [120.5, -11.75], [120.25, -11.65], [120.0, -11.75], [119.75, -11.65], [119.5, -11.75], [119.25, -11.65], [119.0, -11.75], [118.47, -11.53], [118.25, -11.0], [118.47, -10.47], [118.82, -10.32], [118.88, -10.2], [118.75, -10.15], [118.5, -10.25], [117.97, -10.03]], [[119.88, -9.8], [119.82, -9.68], [119.75, -9.65], [119.68, -9.68], [119.63, -9.8], [119.75, -9.85], [119.88, -9.8]]]]}, "2023-01-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.47, -9.53], [119.25, -9.0], [119.47, -8.47], [120.0, -8.25], [120.53, -8.47], [120.75, -9.0], [120.57, -9.43], [121.0, -9.25], [121.53, -9.47], [121.75, -10.0], [121.53, -10.53], [121.0, -10.75], [120.7, -10.63], [120.53, -11.03], [120.18, -11.18], [120.03, -11.53], [119.5, -11.75], [118.97, -11.53], [118.75, -11.0], [118.97, -10.47], [119.32, -10.32], [119.47, -9.97], [120.0, -9.75], [119.47, -9.53]], [[120.3, -9.87], [120.43, -9.57], [120.0, -9.75], [120.3, -9.87]]], [[[123.0, -7.25], [123.25, -7.35], [123.32, -7.32], [123.47, -6.97], [123.82, -6.82], [123.97, -6.47], [124.32, -6.32], [124.47, -5.97], [125.0, -5.75], [125.25, -5.85], [125.5, -5.75], [125.75, -5.85], [126.0, -5.75], [126.25, -5.85], [126.5, -5.75], [126.75, -5.85], [127.0, -5.75], [127.25, -5.85], [127.5, -5.75], [128.03, -5.97], [128.25, -6.5], [128.03, -7.03], [127.68, -7.18], [127.53, -7.53], [127.18, -7.68], [127.03, -8.03], [126.5, -8.25], [126.25, -8.15], [126.18, -8.18], [126.03, -8.53], [125.68, -8.68], [125.53, -9.03], [125.18, -9.18], [125.03, -9.53], [124.5, -9.75], [123.97, -9.53], [123.82, -9.18], [123.75, -9.15], [123.5, -9.25], [123.25, -9.15], [123.0, -9.25], [122.47, -9.03], [122.25, -8.5], [122.35, -8.25], [122.25, -8.0], [122.47, -7.47], [123.0, -7.25]]]]}, "2023-01-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.32, -7.32], [123.47, -6.97], [123.82, -6.82], [123.97, -6.47], [124.32, -6.32], [124.47, -5.97], [125.0, -5.75], [125.25, -5.85], [125.5, -5.75], [125.75, -5.85], [126.0, -5.75], [126.25, -5.85], [126.5, -5.75], [127.03, -5.97], [127.18, -6.32], [127.53, -6.47], [127.75, -7.0], [127.53, -7.53], [127.18, -7.68], [127.03, -8.03], [126.5, -8.25], [126.25, -8.15], [126.18, -8.18], [126.03, -8.53], [125.5, -8.75], [125.0, -8.54], [124.68, -8.68], [124.53, -9.03], [124.0, -9.25], [123.5, -9.04], [123.0, -9.25], [122.47, -9.03], [122.25, -8.5], [122.47, -7.97], [122.82, -7.82], [122.97, -7.47], [123.32, -7.32]]]]}, "2023-01-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.35, -7.75], [123.25, -7.5], [123.47, -6.97], [123.82, -6.82], [123.97, -6.47], [124.5, -6.25], [124.75, -6.35], [125.0, -6.25], [125.25, -6.35], [125.5, -6.25], [125.75, -6.35], [126.0, -6.25], [126.53, -6.47], [126.75, -7.0], [126.65, -7.25], [126.75, -7.5], [126.53, -8.03], [126.18, -8.18], [126.03, -8.53], [125.5, -8.75], [125.0, -8.54], [124.68, -8.68], [124.53, -9.03], [124.0, -9.25], [123.47, -9.03], [123.25, -8.5], [123.35, -8.25], [123.25, -8.0], [123.35, -7.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.5810864120755923}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.9806383045327252}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.940908981550592, 28.201826808605915, 28.12215577291488, 28.12747396782612, 27.816548223801362, 27.728195609344027, 27.890469961427584]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.45030336183885, 28.821635364062615, 28.72520975512606, 28.628209328848527, 28.510659182633674, 28.02120221685442, 28.39016309754686]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8228835924448513, 1.0635680077222736, 0.9984472709304455, 1.0204201877246863, 0.9208690381722286, 0.8372907176988633, 1.0461000424565747]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.0760025950547742, 1.3759569271473424, 1.37817771585037, 1.5810864120755923, 1.4582737781143464, 0.9907479649348829, 1.3471665115249607]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.532227032832269, 1.8938287002614749, 1.7808802641487436, 1.8625421820031713, 1.7802701555404725, 1.660210179392994, 2.087513574649587]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7977328992351305, 2.5241771143485323, 2.571667588209918, 3.0041590831708653, 2.8338797559439017, 1.9672567868332662, 2.6886456581727165]}}