{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:02:10.424939", "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": "2015-Jan-07_to_2015-Jan-09_135.5_-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": 2015010001941}, "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 07 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 09 2015"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 67698.63635751077}, "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", "Banda Sea", "Ceram 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": 135.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "135.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 132.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 137.25}, "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": {"2015-01-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.35, -4.75], [132.25, -4.5], [132.47, -3.97], [133.0, -3.75], [133.53, -3.97], [133.68, -4.32], [133.75, -4.35], [133.82, -4.32], [133.97, -3.97], [134.5, -3.75], [135.03, -3.97], [135.18, -4.32], [135.25, -4.35], [135.5, -4.25], [136.03, -4.47], [136.18, -4.82], [136.25, -4.85], [136.5, -4.75], [137.03, -4.97], [137.18, -5.32], [137.53, -5.47], [137.75, -6.0], [137.53, -6.53], [137.0, -6.75], [136.75, -6.65], [136.5, -6.75], [136.25, -6.65], [136.0, -6.75], [135.75, -6.65], [135.5, -6.75], [134.97, -6.53], [134.82, -6.18], [134.75, -6.15], [134.68, -6.18], [134.53, -6.53], [134.0, -6.75], [133.75, -6.65], [133.5, -6.75], [132.97, -6.53], [132.82, -6.18], [132.47, -6.03], [132.25, -5.5], [132.35, -5.25], [132.25, -5.0], [132.35, -4.75]]]]}, "2015-01-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.35, -4.75], [132.25, -4.5], [132.47, -3.97], [133.0, -3.75], [133.53, -3.97], [133.68, -4.32], [133.75, -4.35], [133.82, -4.32], [133.97, -3.97], [134.5, -3.75], [135.03, -3.97], [135.18, -4.32], [135.25, -4.35], [135.5, -4.25], [136.03, -4.47], [136.18, -4.82], [136.25, -4.85], [136.5, -4.75], [137.03, -4.97], [137.18, -5.32], [137.53, -5.47], [137.75, -6.0], [137.53, -6.53], [137.0, -6.75], [136.75, -6.65], [136.5, -6.75], [136.25, -6.65], [136.0, -6.75], [135.75, -6.65], [135.5, -6.75], [134.97, -6.53], [134.82, -6.18], [134.75, -6.15], [134.68, -6.18], [134.53, -6.53], [134.0, -6.75], [133.75, -6.65], [133.5, -6.75], [132.97, -6.53], [132.82, -6.18], [132.47, -6.03], [132.25, -5.5], [132.35, -5.25], [132.25, -5.0], [132.35, -4.75]]]]}, "2015-01-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.35, -4.75], [132.25, -4.5], [132.47, -3.97], [133.0, -3.75], [133.53, -3.97], [133.68, -4.32], [133.75, -4.35], [133.82, -4.32], [133.97, -3.97], [134.5, -3.75], [135.03, -3.97], [135.18, -4.32], [135.25, -4.35], [135.5, -4.25], [136.03, -4.47], [136.18, -4.82], [136.25, -4.85], [136.5, -4.75], [137.03, -4.97], [137.18, -5.32], [137.53, -5.47], [137.75, -6.0], [137.53, -6.53], [137.0, -6.75], [136.75, -6.65], [136.5, -6.75], [136.25, -6.65], [136.0, -6.75], [135.75, -6.65], [135.5, -6.75], [134.97, -6.53], [134.82, -6.18], [134.75, -6.15], [134.68, -6.18], [134.53, -6.53], [134.0, -6.75], [133.75, -6.65], [133.5, -6.75], [132.97, -6.53], [132.82, -6.18], [132.47, -6.03], [132.25, -5.5], [132.35, -5.25], [132.25, -5.0], [132.35, -4.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.2724916827610855}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.942983366171393}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.28722754504804, 28.27836342127165, 28.179061360609353]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.55311146772931, 28.696069950153515, 28.413250531320784]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9567057083168322, 0.9707777704302781, 0.9014666197670688]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1355726772878256, 1.2724916827610855, 1.0599232081258378]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.8429283409051898, 1.8045949351448611, 1.6103008924457356]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1672243628035632, 2.348273259589002, 1.9016930664887832]}}