<?xml version="1.0" ?>
<konrad3d data_model_name="KONRAD3D" data_model_version="1.7">
	<head>
		<metadata>
			<reference_time format="ISO 8601">2026-05-17T17:20:00Z</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>2026-05-17T17:24:37Z</creation-date>
			<run>
				<name>konrad3d_1.8</name>
				<description>KONRAD3D 1.8 Operational</description>
				<ensemble_member_id>0</ensemble_member_id>
			</run>
			<source>
				<server>k3d_op1</server>
				<software-version>POLARA_konrad3d_1.8.005</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>20260517_1720</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="2026-05-17T17:20:00Z" ensemble_member_id="0">
		<feature identifier="24" type="3D_reflectivity_feature">
			<metadata>
				<identifier>24</identifier>
				<code>2026051717100000000000</code>
				<reference_time format="ISO 8601">2026-05-17T17:20:00Z</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">11.125000</covered_area>
				<area_growth_rate>1.09</area_growth_rate>
				<centroid_3d>
					<geodetic_coordinate>
						<latitude unit="degrees">53.33647</latitude>
						<longitude unit="degrees">7.35000</longitude>
						<height_msl unit="m">1122</height_msl>
					</geodetic_coordinate>
					<uncertainty_ellipse>
						<major_axis unit="km">0.435</major_axis>
						<minor_axis unit="km">0.397</minor_axis>
						<angle unit="degrees">351.68</angle>
					</uncertainty_ellipse>
				</centroid_3d>
				<echo_top_msl unit="m">2665</echo_top_msl>
				<echo_bottom_msl unit="m">202</echo_bottom_msl>
				<vertical_extent unit="m">2463</vertical_extent>
				<volume unit="km^3">19.453125000</volume>
				<polygons_projected>
					<geodetic_coordinates>
						<polygon no="0" unit="degrees">
							<latitudes>53.35379 53.35152 53.35132 53.34679 53.34669 53.34442 53.33791 53.33565 53.33348 53.32315 53.31665 53.31685 53.31912 53.31932 53.32158 53.32375 53.32828 53.33045 53.33499 53.33932 53.34139 53.34572 53.35193 53.35183 53.35389</latitudes>
							<longitudes>7.34697 7.34352 7.33627 7.32936 7.32574 7.32229 7.32280 7.31935 7.31952 7.33846 7.33896 7.34620 7.34965 7.35689 7.36034 7.36018 7.36708 7.36692 7.37383 7.37349 7.36971 7.36937 7.35801 7.35438 7.35059</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">0.28</severity_decimal>
				<severity_unconsolidated unit="severity_points">0</severity_unconsolidated>
				<severity_decimal_unconsolidated unit="severity_points">0.28</severity_decimal_unconsolidated>
				<area_of_projected_polygon_above_threshold unit="km^2">
					<area_of_projected_polygon threshold="30 dBZ">11.125000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="35 dBZ">11.125000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="40 dBZ">11.125000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="45 dBZ">11.125000</area_of_projected_polygon>
					<area_of_projected_polygon threshold="50 dBZ">6.187500</area_of_projected_polygon>
					<area_of_projected_polygon threshold="55 dBZ">1.187500</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>0.56</area_above_50_dBZ_ratio>
				<area_above_55_dBZ_ratio>0.11</area_above_55_dBZ_ratio>
				<echo_top_threshold unit="m">
					<echo_top threshold="30 dBZ">2665</echo_top>
					<echo_top threshold="35 dBZ">2665</echo_top>
					<echo_top threshold="40 dBZ">2665</echo_top>
					<echo_top threshold="45 dBZ">2665</echo_top>
					<echo_top threshold="50 dBZ">2622</echo_top>
					<echo_top threshold="55 dBZ">1789</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">19.453125000</volume>
					<volume threshold="35 dBZ">19.453125000</volume>
					<volume threshold="40 dBZ">19.453125000</volume>
					<volume threshold="45 dBZ">19.453125000</volume>
					<volume threshold="50 dBZ">8.562500000</volume>
					<volume threshold="55 dBZ">1.218750000</volume>
					<volume threshold="60 dBZ">0.000000000</volume>
					<volume threshold="65 dBZ">0.000000000</volume>
				</volume_above_threshold>
				<volume_above_50_dBZ_ratio>0.44</volume_above_50_dBZ_ratio>
				<volume_above_55_dBZ_ratio>0.06</volume_above_55_dBZ_ratio>
				<blue_chimney_mean_vertical_extent unit="m">1026</blue_chimney_mean_vertical_extent>
				<hail_flag>0</hail_flag>
				<heavy_rain_flag>0</heavy_rain_flag>
				<gust_flag>0</gust_flag>
				<gust_flag_without_mesocyclones>0</gust_flag_without_mesocyclones>
				<maximum_estimated_wind_gust unit="km/h">39.783</maximum_estimated_wind_gust>
				<cell_based_VIL unit="kg/m^2">6.912</cell_based_VIL>
				<cell_based_VIL_density unit="g/m^3">2.594</cell_based_VIL_density>
				<cell_based_VII unit="kg/m^2">0.000</cell_based_VII>
				<cell_based_VII_density unit="g/m^3">0.000</cell_based_VII_density>
				<mass unit="db(km^3.z)">154.175</mass>
				<min_value unit="dBZ">45.42</min_value>
				<max_value unit="dBZ">56.99</max_value>
				<average_value unit="dBZ">51.28</average_value>
				<heavy_rain_potential unit="mm">5.23</heavy_rain_potential>
				<heavy_rain_potential_accumulation_time unit="min">60</heavy_rain_potential_accumulation_time>
				<heavy_rain_potential_quality>2</heavy_rain_potential_quality>
				<number_pixels>97</number_pixels>
				<trends>
					<severity_trend unit="severity_points/5min">0.016</severity_trend>
					<severity_trend_category unit="severity_trend_category">0</severity_trend_category>
					<cell_based_VIL_trend unit="(kg/m^2)/5min">-0.39</cell_based_VIL_trend>
					<max_value_trend unit="dBZ/5min">0.97</max_value_trend>
					<area_of_projected_polygon_above_45_dBZ_trend unit="km^2/5min">0.938</area_of_projected_polygon_above_45_dBZ_trend>
					<echo_top_45_dBZ_trend unit="m/5min">-57</echo_top_45_dBZ_trend>
					<mass_trend unit="db(km^3.z)/5min">-0.070</mass_trend>
				</trends>
			</intensity>
			<hymec>
				<maximum_near_ground_class>3</maximum_near_ground_class>
				<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>
			<nwp_model>
				<nwp_model_name>ICON-EU</nwp_model_name>
				<nwp_init_time format="ISO 8601">2026-05-17T12:00:00Z</nwp_init_time>
				<nwp_dcape unit="J/kg">46</nwp_dcape>
				<nwp_mu_cape unit="J/kg">171</nwp_mu_cape>
				<nwp_mu_cin unit="J/kg">-1</nwp_mu_cin>
				<nwp_mu_lcl_hgt unit="m">400</nwp_mu_lcl_hgt>
				<nwp_mu_lfc_hgt unit="m">650</nwp_mu_lfc_hgt>
				<nwp_mu_el_hgt unit="m">5324</nwp_mu_el_hgt>
				<nwp_lr_500800hPa unit="K/km">-6.739</nwp_lr_500800hPa>
				<nwp_prcp_water unit="kg/m^2">20</nwp_prcp_water>
				<nwp_bs_01km unit="m/s">4.347</nwp_bs_01km>
				<nwp_bs_06km unit="m/s">10.336</nwp_bs_06km>
				<nwp_bs_eff_mu unit="m/s">5.628</nwp_bs_eff_mu>
				<nwp_srh_1km_lm unit="m^2 s^-2">-14.444</nwp_srh_1km_lm>
				<nwp_srh_3km_lm unit="m^2 s^-2">-24.793</nwp_srh_3km_lm>
				<nwp_srh_1km_rm unit="m^2 s^-2">44.446</nwp_srh_1km_rm>
				<nwp_srh_3km_rm unit="m^2 s^-2">58.098</nwp_srh_3km_rm>
			</nwp_model>
			<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 0 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>
			<mesocyclone>
				<mesocyclone_severity_index unit="severity_points">0</mesocyclone_severity_index>
				<mesocyclone_severity_index_history unit="severity_points">-1000000000 0 0</mesocyclone_severity_index_history>
				<mesocyclone_diameter_equivalent unit="km">-1000000000.000</mesocyclone_diameter_equivalent>
				<mesocyclone_height_top unit="m">-1000000000</mesocyclone_height_top>
				<mesocyclone_height_base unit="m">-1000000000</mesocyclone_height_base>
				<mesocyclone_velocity_rotational_max unit="m/s">-1000000000.000</mesocyclone_velocity_rotational_max>
				<reference_time_last_mesocyclone format="ISO 8601">not-a-date-time</reference_time_last_mesocyclone>
				<seconds_since_last_mesocyclone>-1000000000</seconds_since_last_mesocyclone>
				<number_assigned_mesocyclones>0</number_assigned_mesocyclones>
			</mesocyclone>
			<satellite>
				<cloud_top_height unit="m">-1000000000</cloud_top_height>
			</satellite>
			<tracking>
				<reference_time_first_detection format="ISO 8601">2026-05-17T17:10:00Z</reference_time_first_detection>
				<number_detections>3</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>24</identifier>
						<code>2026051717100000000000</code>
						<time format="ISO 8601">2026-05-17T17:15:00Z</time>
						<probability unit="%">100.00</probability>
					</predecessor>
				</predecessors>
				<cell_speed unit="km/h">31.336</cell_speed>
			</tracking>
			<forecast>
				<centroid_forecasts>
					<centroid_forecast forecast_time="2026-05-17T17:25:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.35883</latitude>
							<longitude unit="degrees">7.35604</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">1.532</major_axis>
							<minor_axis unit="km">1.490</minor_axis>
							<angle unit="degrees">356.26</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T17:30:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.38125</latitude>
							<longitude unit="degrees">7.36100</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">3.077</major_axis>
							<minor_axis unit="km">3.018</minor_axis>
							<angle unit="degrees">0.85</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T17:35:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.40374</latitude>
							<longitude unit="degrees">7.36488</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">4.977</major_axis>
							<minor_axis unit="km">4.900</minor_axis>
							<angle unit="degrees">3.42</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T17:40:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.42631</latitude>
							<longitude unit="degrees">7.36768</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">7.200</major_axis>
							<minor_axis unit="km">7.101</minor_axis>
							<angle unit="degrees">5.04</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T17:45:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.44895</latitude>
							<longitude unit="degrees">7.36939</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">9.725</major_axis>
							<minor_axis unit="km">9.603</minor_axis>
							<angle unit="degrees">6.17</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T17:50:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.47165</latitude>
							<longitude unit="degrees">7.37002</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">12.539</major_axis>
							<minor_axis unit="km">12.390</minor_axis>
							<angle unit="degrees">7.00</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T17:55:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.49443</latitude>
							<longitude unit="degrees">7.36955</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">15.633</major_axis>
							<minor_axis unit="km">15.455</minor_axis>
							<angle unit="degrees">7.64</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T18:00:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.51728</latitude>
							<longitude unit="degrees">7.36799</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">18.999</major_axis>
							<minor_axis unit="km">18.789</minor_axis>
							<angle unit="degrees">8.15</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T18:05:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.54020</latitude>
							<longitude unit="degrees">7.36534</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">22.633</major_axis>
							<minor_axis unit="km">22.388</minor_axis>
							<angle unit="degrees">8.57</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T18:10:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.56319</latitude>
							<longitude unit="degrees">7.36159</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">26.530</major_axis>
							<minor_axis unit="km">26.248</minor_axis>
							<angle unit="degrees">8.92</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T18:15:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.58626</latitude>
							<longitude unit="degrees">7.35675</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">30.687</major_axis>
							<minor_axis unit="km">30.364</minor_axis>
							<angle unit="degrees">9.21</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
					<centroid_forecast forecast_time="2026-05-17T18:20:00Z">
						<geodetic_coordinate>
							<latitude unit="degrees">53.60939</latitude>
							<longitude unit="degrees">7.35080</longitude>
						</geodetic_coordinate>
						<uncertainty_ellipse>
							<major_axis unit="km">35.102</major_axis>
							<minor_axis unit="km">34.734</minor_axis>
							<angle unit="degrees">9.46</angle>
						</uncertainty_ellipse>
					</centroid_forecast>
				</centroid_forecasts>
			</forecast>
		</feature>
	</cells>
</konrad3d>