{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:11:27.977064", "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-Feb-05_to_2020-Feb-09_124.5_10.5"}, "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": 2020020001316}, "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": "February 05 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 09 2020"}, "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": 184927.7789951503}, "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": ["Philippines"]}, "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": ["Bohol Sea", "Philippine Sea", "Samar Sea", "Sibuyan Sea", "South China Sea", "Sulu Sea", "Visayan 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": 10.5}, "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": 124.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "124.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 120.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 129.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 8.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 13.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[119.25, 12.5], [119.47, 13.03], [119.823, 13.177], [119.97, 13.53], [120.5, 13.75], [121.03, 13.53], [121.177, 13.177], [121.25, 13.146], [121.323, 13.177], [121.47, 13.53], [122.0, 13.75], [122.25, 13.646], [122.5, 13.75], [122.75, 13.646], [123.0, 13.75], [123.53, 13.53], [123.677, 13.177], [123.75, 13.146], [124.0, 13.25], [124.53, 13.03], [124.677, 12.677], [125.03, 12.53], [125.25, 12.0], [125.146, 11.75], [125.198, 11.625], [125.5, 11.75], [125.75, 11.646], [126.0, 11.75], [126.53, 11.53], [126.677, 11.177], [126.75, 11.146], [127.0, 11.25], [127.25, 11.146], [127.323, 11.177], [127.47, 11.53], [128.0, 11.75], [128.25, 11.646], [128.5, 11.75], [128.75, 11.646], [129.0, 11.75], [129.53, 11.53], [129.75, 11.0], [129.53, 10.47], [129.177, 10.323], [129.03, 9.97], [128.5, 9.75], [128.25, 9.854], [128.0, 9.75], [127.75, 9.854], [127.5, 9.75], [127.25, 9.854], [127.0, 9.75], [126.75, 9.854], [126.5, 9.75], [126.25, 9.854], [126.0, 9.75], [125.75, 9.854], [125.677, 9.823], [125.646, 9.75], [125.75, 9.5], [125.53, 8.97], [125.177, 8.823], [125.03, 8.47], [124.677, 8.323], [124.53, 7.97], [124.0, 7.75], [123.47, 7.97], [123.323, 8.323], [122.97, 8.47], [122.75, 9.0], [122.97, 9.53], [123.323, 9.677], [123.375, 9.802], [122.97, 9.97], [122.75, 10.5], [122.854, 10.75], [122.823, 10.823], [122.47, 10.97], [122.323, 11.323], [122.25, 11.354], [122.177, 11.323], [122.146, 11.25], [122.25, 11.0], [122.125, 10.698], [122.53, 10.53], [122.75, 10.0], [122.53, 9.47], [122.0, 9.25], [121.75, 9.354], [121.5, 9.25], [120.97, 9.47], [120.823, 9.823], [120.75, 9.854], [120.5, 9.75], [119.97, 9.97], [119.75, 10.5], [119.875, 10.802], [119.47, 10.97], [119.25, 11.5], [119.354, 11.75], [119.25, 12.0], [119.354, 12.25], [119.25, 12.5]]]}}, "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": {"2020-02-05T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[121.82322330470336, 12.676776695296637], [121.96966991411009, 13.030330085889911], [122.5, 13.25], [123.03033008588991, 13.030330085889911], [123.25, 12.5], [123.14644660940672, 12.25], [123.17677669529664, 12.176776695296637], [123.25, 12.146446609406727], [123.5, 12.25], [124.03033008588991, 12.030330085889911], [124.25, 11.5], [124.07322330470336, 11.073223304703367], [124.5, 11.25], [125.03033008588991, 11.030330085889911], [125.25, 10.5], [125.03033008588991, 9.969669914110089], [124.5, 9.75], [123.96966991411009, 9.969669914110089], [123.75, 10.5], [123.92677669529664, 10.926776695296633], [123.5, 10.75], [123.25, 10.853553390593273], [123.0, 10.75], [122.46966991411009, 10.969669914110089], [122.32322330470336, 11.323223304703363], [122.25, 11.353553390593273], [122.0, 11.25], [121.46966991411009, 11.469669914110089], [121.25, 12.0], [121.46966991411009, 12.530330085889911], [121.82322330470336, 12.676776695296637]]]}, "2020-02-06T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[119.35355339059328, 11.75], [119.25, 12.0], [119.35355339059328, 12.25], [119.25, 12.5], [119.46966991411009, 13.030330085889911], [119.82322330470336, 13.176776695296637], [119.96966991411009, 13.530330085889911], [120.5, 13.75], [121.03033008588991, 13.530330085889911], [121.17677669529664, 13.176776695296637], [121.25, 13.146446609406727], [121.32322330470336, 13.176776695296637], [121.46966991411009, 13.530330085889911], [122.0, 13.75], [122.25, 13.646446609406727], [122.5, 13.75], [122.75, 13.646446609406727], [123.0, 13.75], [123.53033008588991, 13.530330085889911], [123.67677669529664, 13.176776695296637], [123.75, 13.146446609406727], [124.0, 13.25], [124.53033008588991, 13.030330085889911], [124.67677669529664, 12.676776695296637], [125.03033008588991, 12.530330085889911], [125.25, 12.0], [125.14644660940672, 11.75], [125.19822330470336, 11.625000000000002], [125.5, 11.75], [125.75, 11.646446609406727], [126.0, 11.75], [126.53033008588991, 11.530330085889911], [126.67677669529664, 11.176776695296637], [126.75, 11.146446609406727], [127.0, 11.25], [127.25, 11.146446609406727], [127.32322330470336, 11.176776695296637], [127.46966991411009, 11.530330085889911], [128.0, 11.75], [128.25, 11.646446609406727], [128.5, 11.75], [128.75, 11.646446609406727], [129.0, 11.75], [129.53033008588991, 11.530330085889911], [129.75, 11.0], [129.53033008588991, 10.469669914110089], [129.17677669529664, 10.323223304703363], [129.03033008588991, 9.969669914110089], [128.5, 9.75], [128.25, 9.853553390593273], [128.0, 9.75], [127.75, 9.853553390593273], [127.5, 9.75], [127.25, 9.853553390593273], [127.0, 9.75], [126.75, 9.853553390593273], [126.5, 9.75], [126.25, 9.853553390593273], [126.0, 9.75], [125.75, 9.853553390593273], [125.67677669529664, 9.823223304703363], [125.64644660940672, 9.75], [125.75, 9.5], [125.53033008588991, 8.969669914110089], [125.17677669529664, 8.823223304703363], [125.03033008588991, 8.469669914110089], [124.67677669529664, 8.323223304703363], [124.53033008588991, 7.9696699141100895], [124.0, 7.75], [123.46966991411009, 7.9696699141100895], [123.32322330470336, 8.323223304703363], [122.96966991411009, 8.469669914110089], [122.75, 9.0], [122.96966991411009, 9.530330085889911], [123.32322330470336, 9.676776695296637], [123.375, 9.801776695296637], [122.96966991411009, 9.969669914110089], [122.75, 10.5], [122.85355339059328, 10.75], [122.82322330470336, 10.823223304703363], [122.46966991411009, 10.969669914110089], [122.32322330470336, 11.323223304703363], [122.25, 11.353553390593273], [122.17677669529664, 11.323223304703363], [122.14644660940672, 11.25], [122.25, 11.0], [122.125, 10.698223304703363], [122.53033008588991, 10.530330085889911], [122.75, 10.0], [122.53033008588991, 9.469669914110089], [122.0, 9.25], [121.75, 9.353553390593273], [121.5, 9.25], [120.96966991411009, 9.469669914110089], [120.82322330470336, 9.823223304703363], [120.75, 9.853553390593273], [120.5, 9.75], [119.96966991411009, 9.969669914110089], [119.75, 10.5], [119.875, 10.801776695296637], [119.46966991411009, 10.969669914110089], [119.25, 11.5], [119.35355339059328, 11.75]]]}, "2020-02-07T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[119.35355339059328, 11.75], [119.25, 12.0], [119.35355339059328, 12.25], [119.25, 12.5], [119.46966991411009, 13.030330085889911], [119.82322330470336, 13.176776695296637], [119.96966991411009, 13.530330085889911], [120.5, 13.75], [121.03033008588991, 13.530330085889911], [121.17677669529664, 13.176776695296637], [121.25, 13.146446609406727], [121.32322330470336, 13.176776695296637], [121.46966991411009, 13.530330085889911], [122.0, 13.75], [122.25, 13.646446609406727], [122.5, 13.75], [122.75, 13.646446609406727], [123.0, 13.75], [123.53033008588991, 13.530330085889911], [123.67677669529664, 13.176776695296637], [123.75, 13.146446609406727], [124.0, 13.25], [124.53033008588991, 13.030330085889911], [124.67677669529664, 12.676776695296637], [125.03033008588991, 12.530330085889911], [125.25, 12.0], [125.14644660940672, 11.75], [125.19822330470336, 11.625000000000002], [125.5, 11.75], [125.75, 11.646446609406727], [126.0, 11.75], [126.53033008588991, 11.530330085889911], [126.67677669529664, 11.176776695296637], [126.75, 11.146446609406727], [127.0, 11.25], [127.25, 11.146446609406727], [127.32322330470336, 11.176776695296637], [127.46966991411009, 11.530330085889911], [128.0, 11.75], [128.25, 11.646446609406727], [128.5, 11.75], [128.75, 11.646446609406727], [129.0, 11.75], [129.53033008588991, 11.530330085889911], [129.75, 11.0], [129.53033008588991, 10.469669914110089], [129.17677669529664, 10.323223304703363], [129.03033008588991, 9.969669914110089], [128.5, 9.75], [128.25, 9.853553390593273], [128.0, 9.75], [127.75, 9.853553390593273], [127.5, 9.75], [127.25, 9.853553390593273], [127.0, 9.75], [126.75, 9.853553390593273], [126.5, 9.75], [126.25, 9.853553390593273], [126.0, 9.75], [125.75, 9.853553390593273], [125.67677669529664, 9.823223304703363], [125.64644660940672, 9.75], [125.75, 9.5], [125.53033008588991, 8.969669914110089], [125.17677669529664, 8.823223304703363], [125.03033008588991, 8.469669914110089], [124.67677669529664, 8.323223304703363], [124.53033008588991, 7.9696699141100895], [124.0, 7.75], [123.46966991411009, 7.9696699141100895], [123.32322330470336, 8.323223304703363], [122.96966991411009, 8.469669914110089], [122.75, 9.0], [122.96966991411009, 9.530330085889911], [123.32322330470336, 9.676776695296637], [123.375, 9.801776695296637], [122.96966991411009, 9.969669914110089], [122.75, 10.5], [122.85355339059328, 10.75], [122.82322330470336, 10.823223304703363], [122.46966991411009, 10.969669914110089], [122.32322330470336, 11.323223304703363], [122.25, 11.353553390593273], [122.17677669529664, 11.323223304703363], [122.14644660940672, 11.25], [122.25, 11.0], [122.125, 10.698223304703363], [122.53033008588991, 10.530330085889911], [122.75, 10.0], [122.53033008588991, 9.469669914110089], [122.0, 9.25], [121.75, 9.353553390593273], [121.5, 9.25], [120.96966991411009, 9.469669914110089], [120.82322330470336, 9.823223304703363], [120.75, 9.853553390593273], [120.5, 9.75], [119.96966991411009, 9.969669914110089], [119.75, 10.5], [119.875, 10.801776695296637], [119.46966991411009, 10.969669914110089], [119.25, 11.5], [119.35355339059328, 11.75]]]}, "2020-02-08T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[119.35355339059328, 11.75], [119.25, 12.0], [119.35355339059328, 12.25], [119.25, 12.5], [119.46966991411009, 13.030330085889911], [119.82322330470336, 13.176776695296637], [119.96966991411009, 13.530330085889911], [120.5, 13.75], [121.03033008588991, 13.530330085889911], [121.17677669529664, 13.176776695296637], [121.25, 13.146446609406727], [121.32322330470336, 13.176776695296637], [121.46966991411009, 13.530330085889911], [122.0, 13.75], [122.25, 13.646446609406727], [122.5, 13.75], [122.75, 13.646446609406727], [123.0, 13.75], [123.53033008588991, 13.530330085889911], [123.67677669529664, 13.176776695296637], [123.75, 13.146446609406727], [124.0, 13.25], [124.53033008588991, 13.030330085889911], [124.67677669529664, 12.676776695296637], [125.03033008588991, 12.530330085889911], [125.25, 12.0], [125.14644660940672, 11.75], [125.19822330470336, 11.625000000000002], [125.5, 11.75], [125.75, 11.646446609406727], [126.0, 11.75], [126.53033008588991, 11.530330085889911], [126.67677669529664, 11.176776695296637], [126.75, 11.146446609406727], [127.0, 11.25], [127.25, 11.146446609406727], [127.32322330470336, 11.176776695296637], [127.46966991411009, 11.530330085889911], [128.0, 11.75], [128.25, 11.646446609406727], [128.5, 11.75], [128.75, 11.646446609406727], [129.0, 11.75], [129.53033008588991, 11.530330085889911], [129.75, 11.0], [129.53033008588991, 10.469669914110089], [129.17677669529664, 10.323223304703363], [129.03033008588991, 9.969669914110089], [128.5, 9.75], [128.25, 9.853553390593273], [128.0, 9.75], [127.75, 9.853553390593273], [127.5, 9.75], [127.25, 9.853553390593273], [127.0, 9.75], [126.75, 9.853553390593273], [126.5, 9.75], [126.25, 9.853553390593273], [126.0, 9.75], [125.75, 9.853553390593273], [125.67677669529664, 9.823223304703363], [125.64644660940672, 9.75], [125.75, 9.5], [125.53033008588991, 8.969669914110089], [125.17677669529664, 8.823223304703363], [125.03033008588991, 8.469669914110089], [124.67677669529664, 8.323223304703363], [124.53033008588991, 7.9696699141100895], [124.0, 7.75], [123.46966991411009, 7.9696699141100895], [123.32322330470336, 8.323223304703363], [122.96966991411009, 8.469669914110089], [122.75, 9.0], [122.96966991411009, 9.530330085889911], [123.32322330470336, 9.676776695296637], [123.375, 9.801776695296637], [122.96966991411009, 9.969669914110089], [122.75, 10.5], [122.85355339059328, 10.75], [122.82322330470336, 10.823223304703363], [122.46966991411009, 10.969669914110089], [122.32322330470336, 11.323223304703363], [122.25, 11.353553390593273], [122.17677669529664, 11.323223304703363], [122.14644660940672, 11.25], [122.25, 11.0], [122.125, 10.698223304703363], [122.53033008588991, 10.530330085889911], [122.75, 10.0], [122.53033008588991, 9.469669914110089], [122.0, 9.25], [121.75, 9.353553390593273], [121.5, 9.25], [120.96966991411009, 9.469669914110089], [120.82322330470336, 9.823223304703363], [120.75, 9.853553390593273], [120.5, 9.75], [119.96966991411009, 9.969669914110089], [119.75, 10.5], [119.875, 10.801776695296637], [119.46966991411009, 10.969669914110089], [119.25, 11.5], [119.35355339059328, 11.75]]]}, "2020-02-09T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[119.25, 12.0], [119.46966991411009, 12.530330085889911], [120.0, 12.75], [120.53033008588991, 12.530330085889911], [120.75, 12.0], [120.53033008588991, 11.469669914110089], [120.0, 11.25], [119.46966991411009, 11.469669914110089], [119.25, 12.0]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.5865421299906757}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.8492674858141362}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.412444874385187, 26.793718864787365, 26.981853868963753, 26.923267019627076, 26.992045843991093]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.770205613722908, 27.658450902472225, 27.7090639448885, 27.867501815570847, 26.992045843991093]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.6208424637885249, 0.7717039216030558, 0.9409521747572033, 0.8627893093549885, 0.5335977733246295]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.6791972337851462, 1.0639030629327522, 1.5865421299906757, 1.4253371763086875, 0.5335977733246295]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.327114613982385, 1.62838120914202, 1.998054383879718, 1.8281779355381553, 1.1923961362136]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.526594858654007, 2.045461512408466, 3.094005320607019, 2.477662252335737, 1.1923961362136]}}