<?xml version="1.0" ?>
<konrad3d data_model_name="KONRAD3D" data_model_version="1.4">
	<head>
		<metadata>
			<reference_time format="ISO 8601">2026-04-09T14:25:00Z</reference_time>
			<ensemble_member_id>0</ensemble_member_id>
		</metadata>
		<product>
			<system>KONRAD3D</system>
			<title>Detection and tracking of convective cells at DWD</title>
			<creation-date>2026-04-09T14:29:46Z</creation-date>
			<run>
				<name>konrad3d_1.7</name>
				<description>KONRAD3D 1.7 Operational</description>
				<ensemble_member_id>0</ensemble_member_id>
			</run>
			<source>
				<server>k3d_op1</server>
				<software-version>POLARA_konrad3d_1.7_op.017</software-version>
			</source>
			<associated_grid_projection>
				<polara_grid_id>DE4800_WGS84</polara_grid_id>
				<projection_type>polar_stereographic</projection_type>
				<earth_axes unit="m">
					<major_axis>6378137</major_axis>
					<minor_axis>6356752</minor_axis>
				</earth_axes>
				<grid_resolution unit="m">
					<vertical>250</vertical>
					<horizontal>250</horizontal>
				</grid_resolution>
				<grid_size unit="pixel_in_projection">
					<row>4800.000</row>
					<column>4400.000</column>
				</grid_size>
				<projection_origin unit="degrees">
					<latitude>90.00000</latitude>
					<longitude>10.00000</longitude>
				</projection_origin>
				<latitude_of_true_scale unit="degrees">60.00000</latitude_of_true_scale>
				<distance_upper_left_corner_to_projection_origin unit="m">
					<x0_offset>-543697</x0_offset>
					<y0_offset>-3622089</y0_offset>
				</distance_upper_left_corner_to_projection_origin>
				<proj4_init_string>+proj=stere +lat_0=90 +lat_ts=60 +lon_0=10 +a=6378137 +b=6356752.3142451802 +no_defs +x_0=543571.83521776402 +y_0=3622213.8619310022</proj4_init_string>
				<projected_area unit="degrees">
					<upper_left_corner>55.86209 1.46330</upper_left_corner>
					<upper_right_corner>55.84544 18.73162</upper_right_corner>
					<lower_left_corner>45.69643 3.56699</lower_left_corner>
					<lower_right_corner>45.68461 16.58087</lower_right_corner>
				</projected_area>
			</associated_grid_projection>
		</product>
		<data>
			<radar>
				<source>Zh</source>
				<type>quality assured radar data</type>
				<init_time>20260409_1425</init_time>
				<available_sweeps>
					<elevations site="asb">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="boo">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="drs">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="eis">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="ess">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="fbg">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="fld">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="hnr">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="isn">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="mem">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="neu">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="nhb">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="oft">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="pro">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="ros">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="tur">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
					<elevations site="umd">0.8 0.5 1.5 2.5 3.5 4.5 5.5 8.0 12.0 17.0 25.0</elevations>
				</available_sweeps>
			</radar>
		</data>
	</head>
	<cells reference_time="2026-04-09T14:25:00Z" ensemble_member_id="0">
		<feature identifier="2" type="3D_reflectivity_feature">
			<metadata>
				<identifier>2</identifier>
				<code>2026040914200000000000</code>
				<reference_time format="ISO 8601">2026-04-09T14:25:00Z</reference_time>
				<dimension>3</dimension>
				<number_2D_features>2</number_2D_features>
				<contributing_sweeps>
					<elevations site="asb">0.8 0.5</elevations>
				</contributing_sweeps>
			</metadata>
			<geometry>
				<covered_area unit="km^2">8.187500</covered_area>
				<area_growth_rate>0.91</area_growth_rate>
				<centroid_3d>
					<geodetic_coordinate>
						<latitude unit="degrees">54.26944</latitude>
						<longitude unit="degrees">5.77132</longitude>
						<height_msl unit="m">1851</height_msl>
					</geodetic_coordinate>
					<uncertainty_ellipse>
						<major_axis unit="km">0.415</major_axis>
						<minor_axis unit="km">0.246</minor_axis>
						<angle unit="degrees">30.95</angle>
					</uncertainty_ellipse>
				</centroid_3d>
				<echo_top_msl unit="m">2884</echo_top_msl>
				<echo_bottom_msl unit="m">740</echo_bottom_msl>
				<vertical_extent unit="m">2145</vertical_extent>
				<volume unit="km^3">14.359375000</volume>
				<polygons_projected>
					<geodetic_coordinates>
						<polygon no="0" unit="degrees">
							<latitudes>54.28492 54.27792 54.27357 54.26889 54.26873 54.26639 54.26205 54.26003 54.25786 54.25383 54.25166 54.25198 54.25665 54.25681 54.25915 54.26567 54.27501 54.27719 54.28122 54.28339 54.28541</latitudes>
							<longitudes>5.76800 5.75768 5.75823 5.75135 5.74764 5.74420 5.74475 5.74874 5.74902 5.75700 5.75727 5.76470 5.77158 5.77529 5.77873 5.77791 5.79168 5.79140 5.78342 5.78315 5.77916</longitudes>
						</polygon>
					</geodetic_coordinates>
				</polygons_projected>
				<ground_elevation_of_cell_position unit="m">0</ground_elevation_of_cell_position>
				<accumulated_elevation_change unit="m">0</accumulated_elevation_change>
				<number_adjacent_cells_depending_on_range>
					<number_adjacent_cells range="4.000 km">0</number_adjacent_cells>
					<number_adjacent_cells range="8.000 km">0</number_adjacent_cells>
					<number_adjacent_cells range="12.000 km">0</number_adjacent_cells>
					<number_adjacent_cells range="16.000 km">0</number_adjacent_cells>
					<number_adjacent_cells range="20.000 km">0</number_adjacent_cells>
					<number_adjacent_cells range="2000.000 km">0</number_adjacent_cells>
				</number_adjacent_cells_depending_on_range>
			</geometry>
			<intensity>
				<severity unit="severity_points">0</severity>
				<severity_decimal unit="severity_points">0.16</severity_decimal>
				<severity_unconsolidated unit="severity_points">0</severity_unconsolidated>
				<severity_decimal_unconsolidated unit="severity_points">0.16</severity_decimal_unconsolidated>
				<area_of_projected_polygon_above_threshold unit="km^2">
					<area_of_projected_polygon threshold="30 dBZ">8.187500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="35 dBZ">8.187500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="40 dBZ">8.187500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="45 dBZ">8.187500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="50 dBZ">2.562500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="55 dBZ">0.000000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="60 dBZ">0.000000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="65 dBZ">0.000000</area_of_projected_polygon>
				</area_of_projected_polygon_above_threshold>
				<area_above_50_dBZ_ratio>0.31</area_above_50_dBZ_ratio>
				<area_above_55_dBZ_ratio>0.00</area_above_55_dBZ_ratio>
				<echo_top_threshold unit="m">
					<echo_top threshold="30 dBZ">2884</echo_top>
					<echo_top threshold="35 dBZ">2884</echo_top>
					<echo_top threshold="40 dBZ">2884</echo_top>
					<echo_top threshold="45 dBZ">2884</echo_top>
					<echo_top threshold="50 dBZ">2859</echo_top>
					<echo_top threshold="55 dBZ">0</echo_top>
					<echo_top threshold="60 dBZ">0</echo_top>
					<echo_top threshold="65 dBZ">0</echo_top>
				</echo_top_threshold>
				<volume_above_threshold unit="km^3">
					<volume threshold="30 dBZ">14.359375000</volume>
					<volume threshold="35 dBZ">14.359375000</volume>
					<volume threshold="40 dBZ">14.359375000</volume>
					<volume threshold="45 dBZ">14.140625000</volume>
					<volume threshold="50 dBZ">4.531250000</volume>
					<volume threshold="55 dBZ">0.000000000</volume>
					<volume threshold="60 dBZ">0.000000000</volume>
					<volume threshold="65 dBZ">0.000000000</volume>
				</volume_above_threshold>
				<volume_above_50_dBZ_ratio>0.32</volume_above_50_dBZ_ratio>
				<volume_above_55_dBZ_ratio>0.00</volume_above_55_dBZ_ratio>
				<blue_chimney_mean_vertical_extent unit="m">0</blue_chimney_mean_vertical_extent>
				<hail_flag>0</hail_flag>
				<heavy_rain_flag>0</heavy_rain_flag>
				<gust_flag>0</gust_flag>
				<maximum_estimated_wind_gust unit="km/h">33.877</maximum_estimated_wind_gust>
				<cell_based_VIL unit="kg/m^2">4.587</cell_based_VIL>
				<cell_based_VIL_density unit="g/m^3">1.590</cell_based_VIL_density>
				<mass unit="db(km^3.z)">150.798</mass>
				<min_value unit="dBZ">44.82</min_value>
				<max_value unit="dBZ">53.03</max_value>
				<average_value unit="dBZ">49.23</average_value>
				<heavy_rain_potential unit="mm">4.14</heavy_rain_potential>
				<heavy_rain_potential_accumulation_time unit="min">60</heavy_rain_potential_accumulation_time>
				<number_pixels>18</number_pixels>
				<trends>
					<severity_trend unit="severity_points/5min">-0.000</severity_trend>
					<severity_trend_category unit="severity_trend_category">0</severity_trend_category>
					<cell_based_VIL_trend unit="(kg/m^2)/5min">-0.42</cell_based_VIL_trend>
					<max_value_trend unit="dBZ/5min">0.63</max_value_trend>
					<area_of_projected_polygon_above_45_dBZ_trend unit="km^2/5min">-0.812</area_of_projected_polygon_above_45_dBZ_trend>
					<echo_top_45_dBZ_trend unit="m/5min">-28</echo_top_45_dBZ_trend>
					<mass_trend unit="db(km^3.z)/5min">-1.338</mass_trend>
				</trends>
			</intensity>
			<hymec>
				<echo_top_rain_hail unit="m">-1000000000</echo_top_rain_hail>
				<echo_top_hail unit="m">-1000000000</echo_top_hail>
				<echo_top_large_hail unit="m">-1000000000</echo_top_large_hail>
				<echo_top_hail_total unit="m">-1000000000</echo_top_hail_total>
				<echo_bottom_rain_hail unit="m">-1000000000</echo_bottom_rain_hail>
				<echo_bottom_hail unit="m">-1000000000</echo_bottom_hail>
				<echo_bottom_large_hail unit="m">-1000000000</echo_bottom_large_hail>
				<echo_bottom_hail_total unit="m">-1000000000</echo_bottom_hail_total>
				<area_rain_hail unit="km^2">0.000000</area_rain_hail>
				<area_hail unit="km^2">0.000000</area_hail>
				<area_large_hail unit="km^2">0.000000</area_large_hail>
				<area_hail_total unit="km^2">0.000000</area_hail_total>
				<volume_rain_hail unit="km^3">0.000000000</volume_rain_hail>
				<volume_hail unit="km^3">0.000000000</volume_hail>
				<volume_large_hail unit="km^3">0.000000000</volume_large_hail>
				<volume_hail_total unit="km^3">0.000000000</volume_hail_total>
			</hymec>
			<lightning>
				<lightning_rate unit="strokes/5min">0</lightning_rate>
				<lightning_density unit="strokes/(5min*km^2)">0.000</lightning_density>
				<lightning_rate_history unit="strokes/5min">-1000000000 -1000000000 5</lightning_rate_history>
				<reference_time_last_lightning_jump format="ISO 8601">not-a-date-time</reference_time_last_lightning_jump>
				<seconds_since_last_lightning_jump>-1000000000</seconds_since_last_lightning_jump>
				<number_detected_lightning_jumps>0</number_detected_lightning_jumps>
			</lightning>
			<tracking>
				<reference_time_first_detection format="ISO 8601">2026-04-09T14:20:00Z</reference_time_first_detection>
				<number_detections>2</number_detections>
				<mergers>
					<merge_event>false</merge_event>
					<reference_time_last_merge format="ISO 8601">not-a-date-time</reference_time_last_merge>
					<number_merge_events_along_track>0</number_merge_events_along_track>
				</mergers>
				<splits>
					<split_event>false</split_event>
					<reference_time_last_split format="ISO 8601">not-a-date-time</reference_time_last_split>
					<number_split_events_along_track>0</number_split_events_along_track>
				</splits>
				<predecessors>
					<predecessor>
						<identifier>2</identifier>
						<code>2026040914200000000000</code>
						<time format="ISO 8601">2026-04-09T14:20:00Z</time>
						<probability unit="%">100.00</probability>
					</predecessor>
				</predecessors>
				<cell_speed unit="km/h">33.877</cell_speed>
			</tracking>
			<forecast>
				<centroid_forecasts>
					<centroid_forecast forecast_time="2026-04-09T14:30:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.28466</latitude>
							<longitude unit="degrees">5.80411</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">1.368</major_axis>
							<minor_axis unit="km">1.312</minor_axis>
							<angle unit="degrees">26.56</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T14:35:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.29979</latitude>
							<longitude unit="degrees">5.83648</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">2.899</major_axis>
							<minor_axis unit="km">2.859</minor_axis>
							<angle unit="degrees">26.90</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T14:40:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.31481</latitude>
							<longitude unit="degrees">5.86843</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">4.834</major_axis>
							<minor_axis unit="km">4.793</minor_axis>
							<angle unit="degrees">29.77</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T14:45:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.32974</latitude>
							<longitude unit="degrees">5.89995</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">7.122</major_axis>
							<minor_axis unit="km">7.075</minor_axis>
							<angle unit="degrees">32.79</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T14:50:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.34456</latitude>
							<longitude unit="degrees">5.93106</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">9.738</major_axis>
							<minor_axis unit="km">9.679</minor_axis>
							<angle unit="degrees">35.14</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T14:55:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.35928</latitude>
							<longitude unit="degrees">5.96174</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">12.664</major_axis>
							<minor_axis unit="km">12.591</minor_axis>
							<angle unit="degrees">36.83</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T15:00:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.37391</latitude>
							<longitude unit="degrees">5.99199</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">15.889</major_axis>
							<minor_axis unit="km">15.797</minor_axis>
							<angle unit="degrees">38.02</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T15:05:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.38843</latitude>
							<longitude unit="degrees">6.02183</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">19.403</major_axis>
							<minor_axis unit="km">19.291</minor_axis>
							<angle unit="degrees">38.89</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T15:10:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.40286</latitude>
							<longitude unit="degrees">6.05123</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">23.200</major_axis>
							<minor_axis unit="km">23.065</minor_axis>
							<angle unit="degrees">39.53</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T15:15:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.41719</latitude>
							<longitude unit="degrees">6.08021</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">27.276</major_axis>
							<minor_axis unit="km">27.115</minor_axis>
							<angle unit="degrees">40.02</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T15:20:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.43142</latitude>
							<longitude unit="degrees">6.10876</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">31.626</major_axis>
							<minor_axis unit="km">31.436</minor_axis>
							<angle unit="degrees">40.41</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T15:25:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">54.44556</latitude>
							<longitude unit="degrees">6.13688</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">36.246</major_axis>
							<minor_axis unit="km">36.025</minor_axis>
							<angle unit="degrees">40.71</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
				</centroid_forecasts>
			</forecast>
		</feature>
	</cells>
</konrad3d>