{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:54:53.568813", "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-Mar-10_to_2025-Mar-14_108.5_-5.0"}, "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": 2025030001380}, "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": "March 10 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 14 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": 58334.42409065623}, "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": ["Indian Ocean", "Java 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": -5.0}, "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": 108.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "108.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 106.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 109.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -8.25}, "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": {"2025-03-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.5, -4.25], [109.03, -4.47], [109.25, -5.0], [109.03, -5.53], [108.5, -5.75], [107.97, -5.53], [107.75, -5.0], [107.97, -4.47], [108.5, -4.25]]]]}, "2025-03-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.47, -6.47], [106.82, -6.32], [106.97, -5.97], [107.5, -5.75], [107.75, -5.85], [107.82, -5.82], [107.85, -5.75], [107.75, -5.5], [107.85, -5.25], [107.75, -5.0], [107.97, -4.47], [108.5, -4.25], [109.03, -4.47], [109.18, -4.82], [109.53, -4.97], [109.68, -5.32], [110.03, -5.47], [110.25, -6.0], [110.03, -6.53], [109.5, -6.75], [109.25, -6.65], [109.0, -6.75], [109.53, -6.97], [109.75, -7.5], [109.53, -8.03], [109.0, -8.25], [108.75, -8.15], [108.68, -8.18], [108.53, -8.53], [108.0, -8.75], [107.47, -8.53], [107.32, -8.18], [107.25, -8.15], [107.0, -8.25], [106.47, -8.03], [106.25, -7.5], [106.35, -7.25], [106.25, -7.0], [106.47, -6.47]], [[108.75, -6.65], [108.68, -6.68], [108.65, -6.75], [108.68, -6.82], [108.75, -6.85], [109.0, -6.75], [108.75, -6.65]]]]}, "2025-03-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.46, -6.5], [106.25, -6.0], [106.47, -5.47], [107.0, -5.25], [107.25, -5.35], [107.5, -5.25], [107.8, -5.37], [107.85, -5.25], [107.75, -5.0], [107.97, -4.47], [108.5, -4.25], [109.03, -4.47], [109.18, -4.82], [109.53, -4.97], [109.68, -5.32], [110.03, -5.47], [110.25, -6.0], [110.03, -6.53], [109.5, -6.75], [109.25, -6.65], [109.0, -6.75], [109.53, -6.97], [109.75, -7.5], [109.53, -8.03], [109.0, -8.25], [108.75, -8.15], [108.68, -8.18], [108.53, -8.53], [108.0, -8.75], [107.47, -8.53], [107.32, -8.18], [107.25, -8.15], [107.0, -8.25], [106.47, -8.03], [106.25, -7.5], [106.35, -7.25], [106.25, -7.0], [106.46, -6.5]], [[108.75, -6.65], [108.68, -6.68], [108.65, -6.75], [108.68, -6.82], [108.75, -6.85], [109.0, -6.75], [108.75, -6.65]]]]}, "2025-03-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.46, -6.5], [106.25, -6.0], [106.47, -5.47], [107.0, -5.25], [107.25, -5.35], [107.5, -5.25], [107.8, -5.37], [107.85, -5.25], [107.75, -5.0], [107.97, -4.47], [108.5, -4.25], [109.03, -4.47], [109.18, -4.82], [109.53, -4.97], [109.68, -5.32], [110.03, -5.47], [110.25, -6.0], [110.03, -6.53], [109.5, -6.75], [109.25, -6.65], [109.0, -6.75], [109.53, -6.97], [109.75, -7.5], [109.53, -8.03], [109.0, -8.25], [108.75, -8.15], [108.68, -8.18], [108.53, -8.53], [108.0, -8.75], [107.47, -8.53], [107.32, -8.18], [107.25, -8.15], [107.0, -8.25], [106.47, -8.03], [106.25, -7.5], [106.35, -7.25], [106.25, -7.0], [106.46, -6.5]], [[108.75, -6.65], [108.68, -6.68], [108.65, -6.75], [108.68, -6.82], [108.75, -6.85], [109.0, -6.75], [108.75, -6.65]]]]}, "2025-03-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.47, -6.53], [106.25, -6.0], [106.47, -5.47], [107.0, -5.25], [107.25, -5.35], [107.5, -5.25], [108.03, -5.47], [108.25, -6.0], [108.03, -6.53], [107.5, -6.75], [107.25, -6.65], [107.0, -6.75], [106.47, -6.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.9096134593719967}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1457199123087227}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.932790374755882, 27.040261018042486, 27.04895085117272, 26.947589057788548, 27.88723017374673]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.932790374755882, 28.287786102294945, 28.74503860473635, 28.379495239257835, 28.027529652913415]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8323042303511556, 1.3066744107934583, 1.165633894252838, 1.0389371625686743, 0.7595678102286172]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8323042303511556, 1.9096134593719967, 1.6267631893337011, 1.2213061456309902, 0.7602312367166633]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4963680956018126, 2.116045341267248, 1.9181644648772735, 1.736472803844925, 1.464345029937557]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4963680956018126, 2.8391383595389854, 2.5880644154288923, 2.204813462346127, 1.5106576418239381]}}