{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:55.383976", "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": "2014-Jul-05_to_2014-Jul-08_55.5_49.5"}, "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": 2014070001901}, "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": "July 05 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 08 2014"}, "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": 62575.73735989995}, "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": ["Kazakhstan", "Russian Federation"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Europe"]}, "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": []}, "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": 49.5}, "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": 55.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "55.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 54.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 59.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 47.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 51.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-07-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[53.75, 49.5], [53.97, 50.03], [54.5, 50.25], [54.75, 50.15], [55.0, 50.25], [55.25, 50.15], [55.5, 50.25], [56.03, 50.03], [56.25, 49.5], [56.03, 48.97], [55.5, 48.75], [55.25, 48.85], [55.0, 48.75], [54.75, 48.85], [54.5, 48.75], [53.97, 48.97], [53.75, 49.5]]], [[[58.03, 51.53], [58.25, 51.0], [58.03, 50.47], [57.68, 50.32], [57.53, 49.97], [57.0, 49.75], [56.47, 49.97], [56.25, 50.5], [56.47, 51.03], [56.82, 51.18], [56.97, 51.53], [57.5, 51.75], [58.03, 51.53]]]]}, "2014-07-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[53.97, 50.03], [54.5, 50.25], [54.75, 50.15], [55.0, 50.25], [55.25, 50.15], [55.5, 50.25], [55.75, 50.15], [55.82, 50.18], [55.97, 50.53], [56.32, 50.68], [56.47, 51.03], [56.82, 51.18], [56.97, 51.53], [57.5, 51.75], [58.03, 51.53], [58.18, 51.18], [58.53, 51.03], [58.75, 50.5], [58.63, 50.2], [58.75, 50.15], [59.0, 50.25], [59.53, 50.03], [59.75, 49.5], [59.53, 48.97], [59.18, 48.82], [59.15, 48.75], [59.25, 48.5], [59.03, 47.97], [58.5, 47.75], [58.25, 47.85], [58.0, 47.75], [57.47, 47.97], [57.32, 48.32], [57.25, 48.35], [57.18, 48.32], [57.03, 47.97], [56.5, 47.75], [56.2, 47.88], [56.03, 47.47], [55.5, 47.25], [55.25, 47.35], [55.0, 47.25], [54.47, 47.47], [54.32, 47.82], [53.97, 47.97], [53.75, 48.5], [53.96, 49.0], [53.75, 49.5], [53.97, 50.03]]]]}, "2014-07-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[53.97, 50.03], [54.5, 50.25], [54.75, 50.15], [55.0, 50.25], [55.25, 50.15], [55.5, 50.25], [55.75, 50.15], [55.82, 50.18], [55.97, 50.53], [56.32, 50.68], [56.47, 51.03], [56.82, 51.18], [56.97, 51.53], [57.5, 51.75], [58.03, 51.53], [58.18, 51.18], [58.53, 51.03], [58.75, 50.5], [58.63, 50.2], [58.75, 50.15], [59.0, 50.25], [59.53, 50.03], [59.75, 49.5], [59.53, 48.97], [59.18, 48.82], [59.15, 48.75], [59.25, 48.5], [59.03, 47.97], [58.5, 47.75], [58.25, 47.85], [58.0, 47.75], [57.47, 47.97], [57.32, 48.32], [57.25, 48.35], [57.18, 48.32], [57.03, 47.97], [56.5, 47.75], [56.2, 47.88], [56.03, 47.47], [55.5, 47.25], [55.25, 47.35], [55.0, 47.25], [54.47, 47.47], [54.32, 47.82], [53.97, 47.97], [53.75, 48.5], [53.96, 49.0], [53.75, 49.5], [53.97, 50.03]]]]}, "2014-07-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[53.75, 48.5], [53.97, 49.03], [54.32, 49.18], [54.35, 49.25], [54.25, 49.5], [54.47, 50.03], [55.0, 50.25], [55.25, 50.15], [55.5, 50.25], [55.75, 50.15], [55.82, 50.18], [55.97, 50.53], [56.32, 50.68], [56.47, 51.03], [57.0, 51.25], [57.5, 51.04], [58.0, 51.25], [58.53, 51.03], [58.75, 50.5], [58.63, 50.2], [58.75, 50.15], [59.0, 50.25], [59.53, 50.03], [59.75, 49.5], [59.53, 48.97], [59.18, 48.82], [59.15, 48.75], [59.25, 48.5], [59.03, 47.97], [58.5, 47.75], [58.25, 47.85], [58.0, 47.75], [57.47, 47.97], [57.32, 48.32], [57.25, 48.35], [57.18, 48.32], [57.03, 47.97], [56.5, 47.75], [56.2, 47.88], [56.03, 47.47], [55.5, 47.25], [55.25, 47.35], [55.0, 47.25], [54.47, 47.47], [54.32, 47.82], [53.97, 47.97], [53.75, 48.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.50618927387319}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.18575429142556}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.011025357341055, 30.555921833476248, 29.82778912161848, 30.323241434565034]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.502184794637117, 32.82076298089265, 32.41173440582617, 31.94057279940165]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.694584128899987, 6.600458670889157, 5.794257321100324, 6.245630882092402]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.028627473929021, 7.50618927387319, 6.682417763663864, 7.122853407676075]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.485512995922106, 1.753237597355122, 1.584812635147021, 1.6803397809593388]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.533727098793029, 2.0635595936011586, 1.8573079893112323, 1.9251564359633566]}}