<?xml version="1.0" ?>
<konrad3d data_model_name="KONRAD3D" data_model_version="1.4">
	<head>
		<metadata>
			<reference_time format="ISO 8601">2026-04-09T15:55:00Z</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>2026-04-09T15:59:42Z</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_1555</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="2026-04-09T15:55:00Z" ensemble_member_id="0">
		<feature identifier="11" type="3D_reflectivity_feature">
			<metadata>
				<identifier>11</identifier>
				<code>2026040915550000000000</code>
				<reference_time format="ISO 8601">2026-04-09T15:55:00Z</reference_time>
				<dimension>3</dimension>
				<number_2D_features>5</number_2D_features>
				<contributing_sweeps>
					<elevations site="asb">0.8 3.5 2.5 1.5 0.5</elevations>
				</contributing_sweeps>
			</metadata>
			<geometry>
				<covered_area unit="km^2">9.562500</covered_area>
				<area_growth_rate>-1000000000.00</area_growth_rate>
				<centroid_3d>
					<geodetic_coordinate>
						<latitude unit="degrees">53.66489</latitude>
						<longitude unit="degrees">6.18725</longitude>
						<height_msl unit="m">1306</height_msl>
					</geodetic_coordinate>
					<uncertainty_ellipse>
						<major_axis unit="km">0.518</major_axis>
						<minor_axis unit="km">0.297</minor_axis>
						<angle unit="degrees">55.31</angle>
					</uncertainty_ellipse>
				</centroid_3d>
				<echo_top_msl unit="m">2844</echo_top_msl>
				<echo_bottom_msl unit="m">156</echo_bottom_msl>
				<vertical_extent unit="m">2688</vertical_extent>
				<volume unit="km^3">15.625000000</volume>
				<polygons_projected>
					<geodetic_coordinates>
						<polygon no="0" unit="degrees">
							<latitudes>53.68271 53.68039 53.68025 53.67794 53.67779 53.67548 53.67519 53.67056 53.66839 53.66608 53.66391 53.66159 53.65292 53.65090 53.65148 53.65379 53.65393 53.65625 53.65668 53.65899 53.66116 53.66347 53.66564 53.67027 53.67678 53.68083 53.68068</latitudes>
							<longitudes>6.19531 6.19190 6.18825 6.18484 6.18119 6.17778 6.17047 6.16366 6.16390 6.16050 6.16074 6.15733 6.15831 6.16221 6.17681 6.18022 6.18387 6.18727 6.19823 6.20164 6.20139 6.20480 6.20456 6.21138 6.21065 6.20286 6.19921</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">0.25</severity_decimal>
				<severity_unconsolidated unit="severity_points">0</severity_unconsolidated>
				<severity_decimal_unconsolidated unit="severity_points">0.25</severity_decimal_unconsolidated>
				<area_of_projected_polygon_above_threshold unit="km^2">
					<area_of_projected_polygon threshold="30 dBZ">9.562500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="35 dBZ">9.562500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="40 dBZ">9.562500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="45 dBZ">9.187500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="50 dBZ">4.437500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="55 dBZ">0.437500</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>0.46</area_above_50_dBZ_ratio>
				<area_above_55_dBZ_ratio>0.05</area_above_55_dBZ_ratio>
				<echo_top_threshold unit="m">
					<echo_top threshold="30 dBZ">2844</echo_top>
					<echo_top threshold="35 dBZ">2844</echo_top>
					<echo_top threshold="40 dBZ">2844</echo_top>
					<echo_top threshold="45 dBZ">2826</echo_top>
					<echo_top threshold="50 dBZ">2789</echo_top>
					<echo_top threshold="55 dBZ">2114</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">15.625000000</volume>
					<volume threshold="35 dBZ">15.625000000</volume>
					<volume threshold="40 dBZ">15.625000000</volume>
					<volume threshold="45 dBZ">14.375000000</volume>
					<volume threshold="50 dBZ">5.828125000</volume>
					<volume threshold="55 dBZ">0.437500000</volume>
					<volume threshold="60 dBZ">0.000000000</volume>
					<volume threshold="65 dBZ">0.000000000</volume>
				</volume_above_threshold>
				<volume_above_50_dBZ_ratio>0.37</volume_above_50_dBZ_ratio>
				<volume_above_55_dBZ_ratio>0.03</volume_above_55_dBZ_ratio>
				<blue_chimney_mean_vertical_extent unit="m">1000</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">40.727</maximum_estimated_wind_gust>
				<cell_based_VIL unit="kg/m^2">5.959</cell_based_VIL>
				<cell_based_VIL_density unit="g/m^3">2.095</cell_based_VIL_density>
				<mass unit="db(km^3.z)">152.077</mass>
				<min_value unit="dBZ">43.19</min_value>
				<max_value unit="dBZ">56.42</max_value>
				<average_value unit="dBZ">50.14</average_value>
				<heavy_rain_potential unit="mm">3.33</heavy_rain_potential>
				<heavy_rain_potential_accumulation_time unit="min">60</heavy_rain_potential_accumulation_time>
				<number_pixels>107</number_pixels>
				<trends>
					<severity_trend unit="severity_points/5min">-1000000000.000</severity_trend>
					<severity_trend_category unit="severity_trend_category">-1000000000</severity_trend_category>
					<cell_based_VIL_trend unit="(kg/m^2)/5min">-1000000000.00</cell_based_VIL_trend>
					<max_value_trend unit="dBZ/5min">-1000000000.00</max_value_trend>
					<area_of_projected_polygon_above_45_dBZ_trend unit="km^2/5min">-1000000000.000</area_of_projected_polygon_above_45_dBZ_trend>
					<echo_top_45_dBZ_trend unit="m/5min">-1000000000</echo_top_45_dBZ_trend>
					<mass_trend unit="db(km^3.z)/5min">-1000000000.000</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">2</lightning_rate>
				<lightning_density unit="strokes/(5min*km^2)">0.209</lightning_density>
				<lightning_rate_history unit="strokes/5min">-1000000000 -1000000000 -1000000000</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">2026-04-09T15:55:00Z</reference_time_first_detection>
				<number_detections>1</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>
				<cell_speed unit="km/h">40.727</cell_speed>
			</tracking>
			<forecast>
				<centroid_forecasts>
					<centroid_forecast forecast_time="2026-04-09T16:00:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.67704</latitude>
							<longitude unit="degrees">6.23253</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">0.666</major_axis>
							<minor_axis unit="km">0.475</minor_axis>
							<angle unit="degrees">58.48</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:05:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.68918</latitude>
							<longitude unit="degrees">6.27784</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">1.666</major_axis>
							<minor_axis unit="km">1.560</minor_axis>
							<angle unit="degrees">63.50</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:10:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.70130</latitude>
							<longitude unit="degrees">6.32318</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">3.393</major_axis>
							<minor_axis unit="km">3.310</minor_axis>
							<angle unit="degrees">66.78</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:15:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.71339</latitude>
							<longitude unit="degrees">6.36856</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">5.593</major_axis>
							<minor_axis unit="km">5.515</minor_axis>
							<angle unit="degrees">68.59</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:20:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.72547</latitude>
							<longitude unit="degrees">6.41397</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">8.190</major_axis>
							<minor_axis unit="km">8.113</minor_axis>
							<angle unit="degrees">69.62</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:25:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.73752</latitude>
							<longitude unit="degrees">6.45941</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">11.148</major_axis>
							<minor_axis unit="km">11.070</minor_axis>
							<angle unit="degrees">70.25</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:30:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.74956</latitude>
							<longitude unit="degrees">6.50488</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">14.444</major_axis>
							<minor_axis unit="km">14.364</minor_axis>
							<angle unit="degrees">70.65</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:35:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.76157</latitude>
							<longitude unit="degrees">6.55039</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">18.062</major_axis>
							<minor_axis unit="km">17.980</minor_axis>
							<angle unit="degrees">70.92</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:40:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.77357</latitude>
							<longitude unit="degrees">6.59593</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">21.992</major_axis>
							<minor_axis unit="km">21.907</minor_axis>
							<angle unit="degrees">71.11</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:45:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.78554</latitude>
							<longitude unit="degrees">6.64150</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">26.224</major_axis>
							<minor_axis unit="km">26.136</minor_axis>
							<angle unit="degrees">71.25</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:50:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.79749</latitude>
							<longitude unit="degrees">6.68710</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">30.751</major_axis>
							<minor_axis unit="km">30.661</minor_axis>
							<angle unit="degrees">71.35</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:55:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.80942</latitude>
							<longitude unit="degrees">6.73273</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">35.568</major_axis>
							<minor_axis unit="km">35.476</minor_axis>
							<angle unit="degrees">71.43</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
				</centroid_forecasts>
			</forecast>
		</feature>
	</cells>
</konrad3d>