{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:23:07.761282", "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": "2021-Jan-27_to_2021-Jan-30_124.5_-3.5"}, "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": 2021010002542}, "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 27 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 30 2021"}, "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": 61755.779122718115}, "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", "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": -3.5}, "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": 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": 122.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 126.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -4.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -0.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-01-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.25, -1.5], [122.47, -0.97], [122.82, -0.82], [122.97, -0.47], [123.5, -0.25], [124.03, -0.47], [124.18, -0.82], [124.53, -0.97], [124.7, -1.37], [125.0, -1.25], [125.53, -1.47], [125.68, -1.82], [126.03, -1.97], [126.25, -2.5], [126.15, -2.75], [126.25, -3.0], [126.15, -3.25], [126.25, -3.5], [126.03, -4.03], [125.5, -4.25], [125.25, -4.15], [125.0, -4.25], [124.75, -4.15], [124.5, -4.25], [123.97, -4.03], [123.82, -3.68], [123.47, -3.53], [123.32, -3.18], [122.97, -3.03], [122.75, -2.5], [122.85, -2.25], [122.82, -2.18], [122.47, -2.03], [122.25, -1.5]]]]}, "2021-01-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.25, -1.5], [122.47, -0.97], [122.82, -0.82], [122.97, -0.47], [123.5, -0.25], [124.03, -0.47], [124.18, -0.82], [124.53, -0.97], [124.7, -1.37], [125.0, -1.25], [125.53, -1.47], [125.68, -1.82], [126.03, -1.97], [126.25, -2.5], [126.15, -2.75], [126.25, -3.0], [126.15, -3.25], [126.18, -3.32], [126.53, -3.47], [126.75, -4.0], [126.53, -4.53], [126.0, -4.75], [125.47, -4.53], [125.32, -4.18], [125.25, -4.15], [125.0, -4.25], [124.75, -4.15], [124.5, -4.25], [123.97, -4.03], [123.82, -3.68], [123.47, -3.53], [123.32, -3.18], [122.97, -3.03], [122.75, -2.5], [122.85, -2.25], [122.82, -2.18], [122.47, -2.03], [122.25, -1.5]]]]}, "2021-01-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.25, -1.5], [122.47, -0.97], [122.82, -0.82], [122.97, -0.47], [123.5, -0.25], [124.03, -0.47], [124.18, -0.82], [124.53, -0.97], [124.7, -1.37], [125.0, -1.25], [125.53, -1.47], [125.68, -1.82], [126.03, -1.97], [126.25, -2.5], [126.15, -2.75], [126.25, -3.0], [126.15, -3.25], [126.18, -3.32], [126.53, -3.47], [126.75, -4.0], [126.53, -4.53], [126.0, -4.75], [125.47, -4.53], [125.32, -4.18], [125.25, -4.15], [125.0, -4.25], [124.75, -4.15], [124.5, -4.25], [123.97, -4.03], [123.82, -3.68], [123.47, -3.53], [123.32, -3.18], [122.97, -3.03], [122.75, -2.5], [122.85, -2.25], [122.82, -2.18], [122.47, -2.03], [122.25, -1.5]]]]}, "2021-01-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.75, -2.5], [122.97, -1.97], [123.32, -1.82], [123.47, -1.47], [124.0, -1.25], [124.53, -1.47], [124.68, -1.82], [125.03, -1.97], [125.18, -2.32], [125.25, -2.35], [125.5, -2.25], [126.03, -2.47], [126.25, -3.0], [126.15, -3.25], [126.18, -3.32], [126.53, -3.47], [126.75, -4.0], [126.53, -4.53], [126.0, -4.75], [125.47, -4.53], [125.32, -4.18], [125.25, -4.15], [125.0, -4.25], [124.75, -4.15], [124.5, -4.25], [123.97, -4.03], [123.82, -3.68], [123.47, -3.53], [123.32, -3.18], [122.97, -3.03], [122.75, -2.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.4131953086815088}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1149045235530246}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.493463013765734, 28.524715431795528, 28.60555038416834, 28.555079742781402]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.935933089054345, 28.906398366431233, 28.945433769059036, 28.817036897981723]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0852179164606535, 1.1139775281366582, 1.1903461422223642, 1.0377172793609901]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.3940686240763398, 1.4131953086815088, 1.3300474108155527, 1.3821427389506198]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.0642393677736814, 2.0880254789307005, 2.2038519518724784, 1.8346791344186035]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.5719252398619297, 2.5681145373302554, 2.6251441761401018, 2.413315951538348]}}