{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:02:40.720500", "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-Mar-28_to_2015-Apr-01_108.5_-4.5"}, "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": 2015030002463}, "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 28 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 01 2015"}, "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": 58429.216907846596}, "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": -4.5}, "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": 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": 106.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 109.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.75}, "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": {"2015-03-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[107.97, -7.03], [107.75, -6.5], [107.97, -5.97], [108.5, -5.75], [109.03, -5.97], [109.25, -6.5], [109.03, -7.03], [108.5, -7.25], [107.97, -7.03]]], [[[108.47, -5.53], [108.25, -5.0], [108.47, -4.47], [109.0, -4.25], [109.53, -4.47], [109.75, -5.0], [109.53, -5.53], [109.0, -5.75], [108.47, -5.53]]]]}, "2015-03-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[105.75, -7.0], [105.97, -6.47], [106.32, -6.32], [106.47, -5.97], [106.82, -5.82], [106.85, -5.75], [106.75, -5.5], [106.85, -5.25], [106.75, -5.0], [106.85, -4.75], [106.75, -4.5], [106.97, -3.97], [107.5, -3.75], [107.75, -3.85], [108.0, -3.75], [108.25, -3.85], [108.5, -3.75], [109.03, -3.97], [109.18, -4.32], [109.53, -4.47], [109.75, -5.0], [109.53, -5.53], [109.18, -5.68], [109.15, -5.75], [109.25, -6.0], [109.15, -6.25], [109.25, -6.5], [109.03, -7.03], [108.5, -7.25], [108.25, -7.15], [108.0, -7.25], [107.7, -7.13], [107.65, -7.25], [107.75, -7.5], [107.53, -8.03], [107.0, -8.25], [106.47, -8.03], [106.32, -7.68], [105.97, -7.53], [105.75, -7.0]]]]}, "2015-03-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[105.75, -7.0], [105.97, -6.47], [106.32, -6.32], [106.47, -5.97], [106.82, -5.82], [106.85, -5.75], [106.75, -5.5], [106.85, -5.25], [106.75, -5.0], [106.85, -4.75], [106.75, -4.5], [106.97, -3.97], [107.5, -3.75], [107.75, -3.85], [108.0, -3.75], [108.25, -3.85], [108.5, -3.75], [109.03, -3.97], [109.18, -4.32], [109.53, -4.47], [109.75, -5.0], [109.53, -5.53], [109.18, -5.68], [109.15, -5.75], [109.25, -6.0], [109.15, -6.25], [109.25, -6.5], [109.03, -7.03], [108.5, -7.25], [108.25, -7.15], [108.0, -7.25], [107.7, -7.13], [107.65, -7.25], [107.75, -7.5], [107.53, -8.03], [107.0, -8.25], [106.47, -8.03], [106.32, -7.68], [105.97, -7.53], [105.75, -7.0]]]]}, "2015-03-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[105.75, -7.0], [105.97, -6.47], [106.32, -6.32], [106.47, -5.97], [106.82, -5.82], [106.85, -5.75], [106.75, -5.5], [106.85, -5.25], [106.75, -5.0], [106.85, -4.75], [106.75, -4.5], [106.97, -3.97], [107.5, -3.75], [107.75, -3.85], [108.0, -3.75], [108.25, -3.85], [108.5, -3.75], [109.03, -3.97], [109.18, -4.32], [109.53, -4.47], [109.75, -5.0], [109.53, -5.53], [109.18, -5.68], [109.15, -5.75], [109.25, -6.0], [109.15, -6.25], [109.25, -6.5], [109.03, -7.03], [108.5, -7.25], [108.25, -7.15], [108.0, -7.25], [107.7, -7.13], [107.65, -7.25], [107.75, -7.5], [107.53, -8.03], [107.0, -8.25], [106.47, -8.03], [106.32, -7.68], [105.97, -7.53], [105.75, -7.0]]]]}, "2015-04-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[107.47, -5.03], [107.25, -4.5], [107.47, -3.97], [108.0, -3.75], [108.25, -3.85], [108.5, -3.75], [109.03, -3.97], [109.25, -4.5], [109.03, -5.03], [108.5, -5.25], [108.25, -5.15], [108.0, -5.25], [107.47, -5.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.4019517991162616}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.9860628556053919}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.154362732587856, 27.82532402383498, 27.803050646397935, 27.834894431693954, 28.246074164759534]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.30498674191972, 28.46124190386587, 28.454827610821724, 28.659712064218354, 28.311903561784106]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8054858904433218, 0.9927684684977862, 0.9777904821901272, 1.0113283300568516, 0.9415020384458614]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9354659171692674, 1.20137990047715, 1.2073314098789183, 1.4019517991162616, 0.9988790915716095]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5186058805817426, 1.813121964741099, 1.781365698219928, 1.829251587833877, 1.7206837303514937]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6404526825772574, 2.284775855322873, 2.191066519076299, 2.523198665403269, 1.8435508991642278]}}