{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:18:37.869987", "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": "2018-Nov-24_to_2018-Nov-27_136.0_-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": 2018110002655}, "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": "November 24 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 27 2018"}, "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": 79908.31269560875}, "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": ["Arafura 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": 136.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "136.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 134.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 137.75}, "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": -4.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-11-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[133.75, -5.0], [133.97, -4.47], [134.5, -4.25], [134.75, -4.35], [135.0, -4.25], [135.25, -4.35], [135.5, -4.25], [135.75, -4.35], [136.0, -4.25], [136.25, -4.35], [136.5, -4.25], [137.03, -4.47], [137.25, -5.0], [137.15, -5.25], [137.18, -5.32], [137.53, -5.47], [137.75, -6.0], [137.65, -6.25], [137.75, -6.5], [137.65, -6.75], [137.68, -6.82], [138.03, -6.97], [138.25, -7.5], [138.03, -8.03], [137.5, -8.25], [137.25, -8.15], [137.0, -8.25], [136.75, -8.15], [136.68, -8.18], [136.53, -8.53], [136.0, -8.75], [135.47, -8.53], [135.25, -8.0], [135.35, -7.75], [135.25, -7.5], [135.35, -7.25], [135.25, -7.0], [135.35, -6.75], [135.25, -6.5], [135.35, -6.25], [135.32, -6.18], [135.25, -6.15], [135.0, -6.25], [134.47, -6.03], [134.32, -5.68], [133.97, -5.53], [133.75, -5.0]]]]}, "2018-11-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[133.75, -5.0], [133.97, -4.47], [134.5, -4.25], [134.75, -4.35], [134.82, -4.32], [134.97, -3.97], [135.5, -3.75], [135.75, -3.85], [136.0, -3.75], [136.25, -3.85], [136.5, -3.75], [137.03, -3.97], [137.25, -4.5], [137.15, -4.75], [137.25, -5.0], [137.15, -5.25], [137.18, -5.32], [137.53, -5.47], [137.75, -6.0], [137.65, -6.25], [137.75, -6.5], [137.65, -6.75], [137.68, -6.82], [138.03, -6.97], [138.25, -7.5], [138.03, -8.03], [137.5, -8.25], [137.25, -8.15], [137.0, -8.25], [136.75, -8.15], [136.68, -8.18], [136.53, -8.53], [136.0, -8.75], [135.47, -8.53], [135.25, -8.0], [135.35, -7.75], [135.25, -7.5], [135.35, -7.25], [135.25, -7.0], [135.35, -6.75], [135.25, -6.5], [135.35, -6.25], [135.32, -6.18], [135.25, -6.15], [135.0, -6.25], [134.47, -6.03], [134.32, -5.68], [133.97, -5.53], [133.75, -5.0]]]]}, "2018-11-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[133.75, -5.0], [133.97, -4.47], [134.5, -4.25], [134.75, -4.35], [134.82, -4.32], [134.97, -3.97], [135.5, -3.75], [135.75, -3.85], [136.0, -3.75], [136.25, -3.85], [136.5, -3.75], [137.03, -3.97], [137.25, -4.5], [137.15, -4.75], [137.25, -5.0], [137.15, -5.25], [137.18, -5.32], [137.53, -5.47], [137.75, -6.0], [137.65, -6.25], [137.75, -6.5], [137.65, -6.75], [137.68, -6.82], [138.03, -6.97], [138.25, -7.5], [138.03, -8.03], [137.5, -8.25], [137.25, -8.15], [137.0, -8.25], [136.75, -8.15], [136.68, -8.18], [136.53, -8.53], [136.0, -8.75], [135.47, -8.53], [135.25, -8.0], [135.35, -7.75], [135.25, -7.5], [135.35, -7.25], [135.25, -7.0], [135.35, -6.75], [135.25, -6.5], [135.35, -6.25], [135.32, -6.18], [135.25, -6.15], [135.0, -6.25], [134.47, -6.03], [134.32, -5.68], [133.97, -5.53], [133.75, -5.0]]]]}, "2018-11-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.75, -4.5], [134.97, -3.97], [135.5, -3.75], [135.75, -3.85], [136.0, -3.75], [136.25, -3.85], [136.5, -3.75], [137.03, -3.97], [137.25, -4.5], [137.03, -5.03], [136.68, -5.18], [136.53, -5.53], [136.0, -5.75], [135.47, -5.53], [135.32, -5.18], [134.97, -5.03], [134.75, -4.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.6353738971012035}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0355939756347905}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.142342475324824, 28.551691973209927, 28.364861558317955, 27.607590520843928]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.433652463361852, 28.91094647530275, 29.029144130933105, 28.024692490871473]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.7358037676631877, 1.2672041220685366, 1.0802416043269671, 0.9637121331530096]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8600963947825448, 1.6353738971012035, 1.4665666173571594, 1.2465726633875533]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5139043397269538, 2.5324270445345864, 2.128693456030214, 1.6344036614590278]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7489953737283315, 3.309076032586206, 2.975713924737367, 2.1935236562975957]}}