<?xml version="1.0" ?>
<konrad3d data_model_name="KONRAD3D" data_model_version="1.4">
	<head>
		<metadata>
			<reference_time format="ISO 8601">2026-04-09T16:00:00Z</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>2026-04-09T16:04:38Z</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_1600</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="2026-04-09T16:00:00Z" ensemble_member_id="0">
		<feature identifier="11" type="3D_reflectivity_feature">
			<metadata>
				<identifier>11</identifier>
				<code>2026040915550000000000</code>
				<reference_time format="ISO 8601">2026-04-09T16:00:00Z</reference_time>
				<dimension>3</dimension>
				<number_2D_features>4</number_2D_features>
				<contributing_sweeps>
					<elevations site="asb">0.8 2.5 1.5 0.5</elevations>
				</contributing_sweeps>
			</metadata>
			<geometry>
				<covered_area unit="km^2">12.500000</covered_area>
				<area_growth_rate>1.31</area_growth_rate>
				<centroid_3d>
					<geodetic_coordinate>
						<latitude unit="degrees">53.67815</latitude>
						<longitude unit="degrees">6.22954</longitude>
						<height_msl unit="m">1021</height_msl>
					</geodetic_coordinate>
					<uncertainty_ellipse>
						<major_axis unit="km">0.438</major_axis>
						<minor_axis unit="km">0.285</minor_axis>
						<angle unit="degrees">67.51</angle>
					</uncertainty_ellipse>
				</centroid_3d>
				<echo_top_msl unit="m">2066</echo_top_msl>
				<echo_bottom_msl unit="m">147</echo_bottom_msl>
				<vertical_extent unit="m">1919</vertical_extent>
				<volume unit="km^3">15.296875000</volume>
				<polygons_projected>
					<geodetic_coordinates>
						<polygon no="0" unit="degrees">
							<latitudes>53.69470 53.69239 53.69225 53.68762 53.68748 53.68516 53.68502 53.68039 53.67389 53.67157 53.66724 53.66521 53.66536 53.66333 53.66505 53.66967 53.67618 53.67849 53.68066 53.68297 53.68311 53.68773 53.68990 53.69193 53.69094 53.69296 53.69282 53.69485</latitudes>
							<longitudes>6.22334 6.21992 6.21627 6.20944 6.20579 6.20238 6.19872 6.19190 6.19263 6.18922 6.18971 6.19360 6.19726 6.20115 6.24497 6.25180 6.25108 6.25449 6.25425 6.25767 6.26132 6.26815 6.26792 6.26402 6.23844 6.23454 6.23089 6.22699</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">0.22</severity_decimal>
				<severity_unconsolidated unit="severity_points">0</severity_unconsolidated>
				<severity_decimal_unconsolidated unit="severity_points">0.22</severity_decimal_unconsolidated>
				<area_of_projected_polygon_above_threshold unit="km^2">
					<area_of_projected_polygon threshold="30 dBZ">12.500000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="35 dBZ">12.500000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="40 dBZ">12.500000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="45 dBZ">9.375000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="50 dBZ">2.500000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="55 dBZ">0.187500</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>0.20</area_above_50_dBZ_ratio>
				<area_above_55_dBZ_ratio>0.01</area_above_55_dBZ_ratio>
				<echo_top_threshold unit="m">
					<echo_top threshold="30 dBZ">2066</echo_top>
					<echo_top threshold="35 dBZ">2066</echo_top>
					<echo_top threshold="40 dBZ">2066</echo_top>
					<echo_top threshold="45 dBZ">2052</echo_top>
					<echo_top threshold="50 dBZ">2038</echo_top>
					<echo_top threshold="55 dBZ">952</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">15.296875000</volume>
					<volume threshold="35 dBZ">15.296875000</volume>
					<volume threshold="40 dBZ">15.296875000</volume>
					<volume threshold="45 dBZ">11.375000000</volume>
					<volume threshold="50 dBZ">2.218750000</volume>
					<volume threshold="55 dBZ">0.156250000</volume>
					<volume threshold="60 dBZ">0.000000000</volume>
					<volume threshold="65 dBZ">0.000000000</volume>
				</volume_above_threshold>
				<volume_above_50_dBZ_ratio>0.15</volume_above_50_dBZ_ratio>
				<volume_above_55_dBZ_ratio>0.01</volume_above_55_dBZ_ratio>
				<blue_chimney_mean_vertical_extent unit="m">833</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">40.337</maximum_estimated_wind_gust>
				<cell_based_VIL unit="kg/m^2">3.594</cell_based_VIL>
				<cell_based_VIL_density unit="g/m^3">1.740</cell_based_VIL_density>
				<mass unit="db(km^3.z)">149.694</mass>
				<min_value unit="dBZ">42.61</min_value>
				<max_value unit="dBZ">55.02</max_value>
				<average_value unit="dBZ">47.85</average_value>
				<heavy_rain_potential unit="mm">4.76</heavy_rain_potential>
				<heavy_rain_potential_accumulation_time unit="min">60</heavy_rain_potential_accumulation_time>
				<number_pixels>128</number_pixels>
				<trends>
					<severity_trend unit="severity_points/5min">-0.034</severity_trend>
					<severity_trend_category unit="severity_trend_category">0</severity_trend_category>
					<cell_based_VIL_trend unit="(kg/m^2)/5min">-2.36</cell_based_VIL_trend>
					<max_value_trend unit="dBZ/5min">-1.40</max_value_trend>
					<area_of_projected_polygon_above_45_dBZ_trend unit="km^2/5min">0.188</area_of_projected_polygon_above_45_dBZ_trend>
					<echo_top_45_dBZ_trend unit="m/5min">-774</echo_top_45_dBZ_trend>
					<mass_trend unit="db(km^3.z)/5min">-2.384</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 2</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>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>11</identifier>
						<code>2026040915550000000000</code>
						<time format="ISO 8601">2026-04-09T15:55:00Z</time>
						<probability unit="%">100.00</probability>
					</predecessor>
				</predecessors>
				<cell_speed unit="km/h">40.337</cell_speed>
			</tracking>
			<forecast>
				<centroid_forecasts>
					<centroid_forecast forecast_time="2026-04-09T16:05:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.69053</latitude>
							<longitude unit="degrees">6.27404</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">1.566</major_axis>
							<minor_axis unit="km">1.501</minor_axis>
							<angle unit="degrees">70.58</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:10:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.70307</latitude>
							<longitude unit="degrees">6.31825</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">3.324</major_axis>
							<minor_axis unit="km">3.266</minor_axis>
							<angle unit="degrees">71.61</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:15:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.71578</latitude>
							<longitude unit="degrees">6.36215</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">5.528</major_axis>
							<minor_axis unit="km">5.469</minor_axis>
							<angle unit="degrees">71.55</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:20:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.72865</latitude>
							<longitude unit="degrees">6.40574</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">8.122</major_axis>
							<minor_axis unit="km">8.056</minor_axis>
							<angle unit="degrees">71.06</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:25:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.74169</latitude>
							<longitude unit="degrees">6.44903</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">11.072</major_axis>
							<minor_axis unit="km">10.999</minor_axis>
							<angle unit="degrees">70.41</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:30:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.75490</latitude>
							<longitude unit="degrees">6.49201</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">14.356</major_axis>
							<minor_axis unit="km">14.274</minor_axis>
							<angle unit="degrees">69.70</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:35:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.76828</latitude>
							<longitude unit="degrees">6.53469</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">17.961</major_axis>
							<minor_axis unit="km">17.868</minor_axis>
							<angle unit="degrees">69.01</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:40:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.78183</latitude>
							<longitude unit="degrees">6.57707</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">21.875</major_axis>
							<minor_axis unit="km">21.769</minor_axis>
							<angle unit="degrees">68.36</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:45:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.79554</latitude>
							<longitude unit="degrees">6.61914</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">26.088</major_axis>
							<minor_axis unit="km">25.968</minor_axis>
							<angle unit="degrees">67.78</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:50:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.80943</latitude>
							<longitude unit="degrees">6.66091</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">30.596</major_axis>
							<minor_axis unit="km">30.458</minor_axis>
							<angle unit="degrees">67.26</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T16:55:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.82348</latitude>
							<longitude unit="degrees">6.70237</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">35.390</major_axis>
							<minor_axis unit="km">35.234</minor_axis>
							<angle unit="degrees">66.81</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-04-09T17:00:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.83771</latitude>
							<longitude unit="degrees">6.74354</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">40.468</major_axis>
							<minor_axis unit="km">40.291</minor_axis>
							<angle unit="degrees">66.42</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
				</centroid_forecasts>
			</forecast>
		</feature>
	</cells>
</konrad3d>