{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:12:32.827267", "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": "2020-Mar-25_to_2020-Mar-28_113.0_-7.0"}, "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": 2020030002630}, "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 25 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 28 2020"}, "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": 64430.32188758829}, "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"]}, "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": ["Bali Sea", "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": -7.0}, "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": 113.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "113.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 110.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 116.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -6.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[109.75, -7.0], [109.97, -6.47], [110.5, -6.25], [110.75, -6.354], [110.823, -6.323], [110.97, -5.97], [111.5, -5.75], [111.75, -5.854], [111.823, -5.823], [111.97, -5.47], [112.5, -5.25], [113.03, -5.47], [113.177, -5.823], [113.25, -5.854], [113.5, -5.75], [114.03, -5.97], [114.177, -6.323], [114.53, -6.47], [114.677, -6.823], [114.75, -6.854], [114.823, -6.823], [114.97, -6.47], [115.5, -6.25], [116.03, -6.47], [116.177, -6.823], [116.53, -6.97], [116.75, -7.5], [116.53, -8.03], [116.0, -8.25], [115.75, -8.146], [115.5, -8.25], [115.25, -8.146], [115.0, -8.25], [114.75, -8.146], [114.5, -8.25], [114.25, -8.146], [114.0, -8.25], [113.47, -8.03], [113.323, -7.677], [113.251, -7.646], [113.25, -7.646], [113.0, -7.75], [112.75, -7.646], [112.5, -7.75], [112.25, -7.646], [112.177, -7.677], [112.03, -8.03], [111.5, -8.25], [110.97, -8.03], [110.823, -7.677], [110.75, -7.646], [110.5, -7.75], [109.97, -7.53], [109.75, -7.0]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-03-25T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[110.75, -7.646446609406727], [110.5, -7.75], [109.96966991411009, -7.5303300858899105], [109.75, -7.0], [109.96966991411009, -6.4696699141100895], [110.5, -6.25], [110.75, -6.353553390593273], [110.82322330470336, -6.3232233047033635], [110.96966991411009, -5.9696699141100895], [111.5, -5.75], [111.75, -5.853553390593273], [112.0, -5.75], [112.5, -5.957106781186546], [113.0, -5.75], [113.25, -5.853553390593273], [113.5, -5.75], [114.03033008588991, -5.9696699141100895], [114.17677669529664, -6.3232233047033635], [114.53033008588991, -6.4696699141100895], [114.67677669529664, -6.8232233047033635], [114.75, -6.853553390593273], [114.82322330470336, -6.8232233047033635], [114.96966991411009, -6.4696699141100895], [115.5, -6.25], [116.03033008588991, -6.4696699141100895], [116.17677669529664, -6.8232233047033635], [116.53033008588991, -6.9696699141100895], [116.75, -7.5], [116.53033008588991, -8.030330085889911], [116.0, -8.25], [115.75, -8.146446609406727], [115.5, -8.25], [115.25, -8.146446609406727], [115.0, -8.25], [114.75, -8.146446609406727], [114.5, -8.25], [114.25, -8.146446609406727], [114.0, -8.25], [113.46966991411009, -8.030330085889911], [113.30177669529664, -7.625000000000001], [113.0, -7.75], [112.75, -7.646446609406727], [112.5, -7.75], [112.25, -7.646446609406727], [112.17677669529664, -7.6767766952966365], [112.03033008588991, -8.030330085889911], [111.5, -8.25], [110.96966991411009, -8.030330085889911], [110.82322330470336, -7.6767766952966365], [110.75, -7.646446609406727]]]}, "2020-03-26T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[110.75, -7.646446609406727], [110.5, -7.75], [109.96966991411009, -7.5303300858899105], [109.75, -7.0], [109.96966991411009, -6.4696699141100895], [110.5, -6.25], [110.75, -6.353553390593273], [110.82322330470336, -6.3232233047033635], [110.96966991411009, -5.9696699141100895], [111.5, -5.75], [111.75, -5.853553390593273], [111.82322330470336, -5.8232233047033635], [111.96966991411009, -5.4696699141100895], [112.5, -5.25], [113.03033008588991, -5.4696699141100895], [113.17677669529664, -5.8232233047033635], [113.25, -5.853553390593273], [113.5, -5.75], [114.03033008588991, -5.9696699141100895], [114.17677669529664, -6.3232233047033635], [114.53033008588991, -6.4696699141100895], [114.67677669529664, -6.8232233047033635], [114.75, -6.853553390593273], [114.82322330470336, -6.8232233047033635], [114.96966991411009, -6.4696699141100895], [115.5, -6.25], [116.03033008588991, -6.4696699141100895], [116.17677669529664, -6.8232233047033635], [116.53033008588991, -6.9696699141100895], [116.75, -7.5], [116.53033008588991, -8.030330085889911], [116.0, -8.25], [115.75, -8.146446609406727], [115.5, -8.25], [115.25, -8.146446609406727], [115.0, -8.25], [114.75, -8.146446609406727], [114.5, -8.25], [114.25, -8.146446609406727], [114.0, -8.25], [113.46966991411009, -8.030330085889911], [113.32322330470336, -7.6767766952966365], [113.25, -7.646446609406727], [113.0, -7.75], [112.75, -7.646446609406727], [112.5, -7.75], [112.25, -7.646446609406727], [112.17677669529664, -7.6767766952966365], [112.03033008588991, -8.030330085889911], [111.5, -8.25], [110.96966991411009, -8.030330085889911], [110.82322330470336, -7.6767766952966365], [110.75, -7.646446609406727]]]}, "2020-03-27T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[110.75, -7.646446609406727], [110.5, -7.75], [109.96966991411009, -7.5303300858899105], [109.75, -7.0], [109.96966991411009, -6.4696699141100895], [110.5, -6.25], [110.75, -6.353553390593273], [110.82322330470336, -6.3232233047033635], [110.96966991411009, -5.9696699141100895], [111.5, -5.75], [111.75, -5.853553390593273], [111.82322330470336, -5.8232233047033635], [111.96966991411009, -5.4696699141100895], [112.5, -5.25], [113.03033008588991, -5.4696699141100895], [113.17677669529664, -5.8232233047033635], [113.25, -5.853553390593273], [113.5, -5.75], [114.03033008588991, -5.9696699141100895], [114.17677669529664, -6.3232233047033635], [114.53033008588991, -6.4696699141100895], [114.67677669529664, -6.8232233047033635], [114.75, -6.853553390593273], [114.82322330470336, -6.8232233047033635], [114.96966991411009, -6.4696699141100895], [115.5, -6.25], [116.03033008588991, -6.4696699141100895], [116.17677669529664, -6.8232233047033635], [116.53033008588991, -6.9696699141100895], [116.75, -7.5], [116.53033008588991, -8.030330085889911], [116.0, -8.25], [115.75, -8.146446609406727], [115.5, -8.25], [115.25, -8.146446609406727], [115.0, -8.25], [114.75, -8.146446609406727], [114.5, -8.25], [114.25, -8.146446609406727], [114.0, -8.25], [113.46966991411009, -8.030330085889911], [113.32322330470336, -7.6767766952966365], [113.25, -7.646446609406727], [113.0, -7.75], [112.75, -7.646446609406727], [112.5, -7.75], [112.25, -7.646446609406727], [112.17677669529664, -7.6767766952966365], [112.03033008588991, -8.030330085889911], [111.5, -8.25], [110.96966991411009, -8.030330085889911], [110.82322330470336, -7.6767766952966365], [110.75, -7.646446609406727]]]}, "2020-03-28T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[110.75, -7.646446609406727], [110.5, -7.75], [109.96966991411009, -7.5303300858899105], [109.75, -7.0], [109.96966991411009, -6.4696699141100895], [110.5, -6.25], [110.75, -6.353553390593273], [110.82322330470336, -6.3232233047033635], [110.96966991411009, -5.9696699141100895], [111.5, -5.75], [111.75, -5.853553390593273], [111.82322330470336, -5.8232233047033635], [111.96966991411009, -5.4696699141100895], [112.5, -5.25], [113.03033008588991, -5.4696699141100895], [113.17677669529664, -5.8232233047033635], [113.25, -5.853553390593273], [113.5, -5.75], [114.03033008588991, -5.9696699141100895], [114.25, -6.5], [114.14644660940672, -6.75], [114.25, -7.0], [114.03033008588991, -7.5303300858899105], [113.5, -7.75], [113.25, -7.646446609406727], [113.0, -7.75], [112.75, -7.646446609406727], [112.5, -7.75], [112.25, -7.646446609406727], [112.0, -7.75], [111.75, -7.646446609406727], [111.5, -7.75], [111.25, -7.646446609406727], [111.0, -7.75], [110.75, -7.646446609406727]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.9694844191481593}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1533378047136074}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.207917540404537, 28.55727960732378, 28.51259133970251, 28.36756648306482]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.907810156475648, 29.059412783301752, 28.783340322519052, 28.655312089497727]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.936100033891582, 1.271457438802077, 1.2342110408390676, 1.1326785431985251]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2432011475274862, 1.5817853177793495, 1.9694844191481593, 1.2718947815518504]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3773795617033793, 1.9453489834902264, 1.863555489975982, 1.798435910108927]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7334536491540076, 2.553123764423296, 2.3743265364920783, 2.286353547316429]}}