<?xml version="1.0"?>
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<head>
		<product concise-name="track" operational-mode="experimental">
			<system>TITAN</system>
			<title>TITAN Thunderstorm Track</title>
			<description>B08FDP TITAN</description>
			<category>analysis</category>
			<creation-date refresh-frequency="PT10M">2006-02-17T17:55:00</creation-date>
		</product>
		<data-source>
			<radar name="Tianjin" type="NEXRAD" latitude="39.20" longitude="117.30" />
		</data-source>
		<product-source>
			<more-information>
				http://www.bom.gov.au/bmrc/wefor/projects/b08fdp/info.html
			</more-information>
			<production-center>
				Bureau of Meteorology
				<sub-center>Research Centre</sub-center>
			</production-center>
			<disclaimer>http://www.bom.gov.au/other/disclaimer.shtml</disclaimer>
			<credit>http://www.bom.gov.au</credit>
			<credit-logo>http://www.bom.gov.au/images/bom_logo.gif</credit-logo>
		</product-source>
	</head>
	<nowcast-data>
		<observation-time>2006-02-17T17:50:00</observation-time>
		<time-layout time-coordinate="UTC">
			<start-valid-time>2006-02-17T17:40:00</start-valid-time>
			<end-valid-time>2006-02-17T17:50:00</end-valid-time>
		</time-layout>
		<event ID="254">
			<case description="history">
				<time>2006-02-17T17:40:00</time>
				<location>
					<area>
						<ellipse>
							<moving-point type="centroid">
								<latitude>39.55</latitude>
								<longitude>116.67</longitude>
								<polar_motion>
									<speed units="km h-1">11.7</speed>
									<direction_from	units="degrees true">98</direction_from>
								</polar_motion>
							</moving-point>
							<major_axis units="km">4.2</major_axis>
							<minor_axis units="km">2.5</minor_axis>
							<orientation units="degrees true">22</orientation>
						</ellipse>
						<polygon>
							<moving-point type="centroid">
								<latitude>39.55</latitude>
								<longitude>116.67</longitude>
								<polar_motion>
									<speed units="km h-1">11.7</speed>
									<direction_from units="degrees true">98</direction_from>
								</polar_motion>
							</moving-point>
							<point latitude="39.55" longitude="116.645" />
							<point latitude="39.565" longitude="116.659" />
							<point latitude="39.574" longitude="116.661" />
							<point latitude="39.577" longitude="116.675" />
							<point latitude="39.58" longitude="116.69" />
							<point latitude="39.571" longitude="116.70" />
							<point latitude="39.565" longitude="116.75" />
							<point latitude="39.551" longitude="116.70" />
							<point latitude="39.535" longitude="116.66" />
							<point latitude="39.537" longitude="116.67" />
							<point latitude="39.514" longitude="116.643" />
							<point latitude="39.521" longitude="116.64" />
							<point latitude="39.532" longitude="116.638" />
							<point latitude="39.55" longitude="116.645" />
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					</area>
				</location>
				<nowcast-parameters>
					<ID_parent units="none">246</ID_parent>
					<ID_child units="none">270</ID_child>
					<reflectivity_threshold units="dbz">35</reflectivity_threshold>
					<height_threshold units="km">3</height_threshold>
					<volume_threshold units="km3">30</volume_threshold>
					<cell_top units="km">3.625</cell_top>
					<cell_volume units="km3">32.9</cell_volume>
					<mean_area units="km2">10.97</mean_area>
					<projected_area units="km2">18</projected_area>
					<max_dbz units="dbz">52</max_dbz>
					<height_max_dbz units="km">1.75</height_max_dbz>
					<VIL units="kg m-2">3.36</VIL>
					<storm_intensity units="category">0</storm_intensity>
					<hail_mass units="kg">0</hail_mass>
					<hail_probability units="percent">
						<value threshold_value="0" threshold_units="mm">20</value>
						<value threshold_value="10" threshold_units="mm">10</value>
						<value threshold_value="20" threshold_units="mm">10</value>
					</hail_probability>
				</nowcast-parameters>
			</case>
			<case description="current">
				<time>2006-02-17T17:50:00</time>
				<location>
					<area>
						<ellipse>
							<moving-point type="centroid">
								<latitude>39.54</latitude>
								<longitude>116.78</longitude>
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									<direction_from	units="degrees true">104</direction_from>
								</polar_motion>
							</moving-point>
							<major_axis units="km">4.3</major_axis>
							<minor_axis units="km">2.8</minor_axis>
							<orientation units="degrees true">25</orientation>
						</ellipse>
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							<moving-point type="centroid">
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								<longitude>116.78</longitude>
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								</polar_motion>
							</moving-point>
							<point latitude="39.54" longitude="116.755" />
							<point latitude="39.560" longitude="116.77" />
							<point latitude="39.571" longitude="116.785" />
							<point latitude="39.57" longitude="116.802" />
							<point latitude="39.56" longitude="116.811" />
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							<point latitude="39.512" longitude="116.751" />
							<point latitude="39.520" longitude="116.749" />
							<point latitude="39.54" longitude="116.755" />
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					</area>
				</location>
				<nowcast-parameters>
					<ID_parent units="none">246</ID_parent>
					<reflectivity_threshold units="dbz">35</reflectivity_threshold>
					<height_threshold units="km">3</height_threshold>
					<volume_threshold units="km3">30</volume_threshold>
					<cell_top units="km">3.64</cell_top>
					<cell_volume units="km3">33.8</cell_volume>
					<mean_area units="km2">11.6</mean_area>
					<projected_area units="km2">18.3</projected_area>
					<max_dbz units="dbz">53</max_dbz>
					<height_max_dbz units="km">1.85</height_max_dbz>
					<VIL units="kg m-2">3.42</VIL>
					<storm_intensity units="category">0</storm_intensity>
					<hail_mass units="kg">0</hail_mass>
					<hail_probability units="percent">
						<value threshold_value="0" threshold_units="mm">30</value>
						<value threshold_value="10" threshold_units="mm">20</value>
						<value threshold_value="20" threshold_units="mm">10</value>
					</hail_probability>
				</nowcast-parameters>
			</case>
		</event>
		<event ID="255">
			<case description="history">
				<time>2006-02-17T17:40:00</time>
				<location>
					<area>
						<ellipse>
							<moving-point type="centroid">
								<latitude>40.02</latitude>
								<longitude>116.89</longitude>
								<polar_motion>
									<speed units="km h-1">11.9</speed>
									<direction_from	units="degrees true">105</direction_from>
								</polar_motion>
							</moving-point>
							<major_axis units="km">3.9</major_axis>
							<minor_axis units="km">2.2</minor_axis>
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						</ellipse>
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							<moving-point type="centroid">
								<latitude>40.02</latitude>
								<longitude>116.89</longitude>
								<polar_motion>
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									<direction_from	units="degrees true">105</direction_from>
								</polar_motion>
							</moving-point>
							<point latitude="40.0" longitude="116.88" />
							<point latitude="40.014" longitude="116.87" />
							<point latitude="40.021" longitude="116.887" />
							<point latitude="40.025" longitude="116.911" />
							<point latitude="40.018" longitude="116.917" />
							<point latitude="40.0" longitude="116.92" />
							<point latitude="39.981" longitude="116.904" />
							<point latitude="39.968" longitude="116.89" />
							<point latitude="39.962" longitude="116.869" />
							<point latitude="39.975" longitude="116.864" />
							<point latitude="40.0" longitude="116.88" />
						</polygon>
					</area>
				</location>
				<nowcast-parameters>
					<ID_parent units="none">247</ID_parent>
					<ID_child units="none">271</ID_child>
					<reflectivity_threshold units="dbz">35</reflectivity_threshold>
					<height_threshold units="km">3</height_threshold>
					<volume_threshold units="km3">30</volume_threshold>
					<cell_top units="km">3.985</cell_top>
					<cell_volume units="km3">43.5</cell_volume>
					<mean_area units="km2">13.5</mean_area>
					<projected_area units="km2">24</projected_area>
					<max_dbz units="dbz">57</max_dbz>
					<height_max_dbz units="km">2.34</height_max_dbz>
					<VIL units="kg m-2">3.85</VIL>
					<storm_intensity units="category">0</storm_intensity>
					<hail_mass units="kg">0</hail_mass>
					<hail_probability units="percent">
						<value threshold_value="0" threshold_units="mm">20</value>
						<value threshold_value="10" threshold_units="mm">10</value>
						<value threshold_value="20" threshold_units="mm">10</value>
					</hail_probability>

				</nowcast-parameters>
			</case>
		</event>
		<event ID="270">
			<case description="current">
				<time>2006-02-17T17:50:00</time>
				<location>
					<area>
						<ellipse>
							<moving-point type="centroid">
								<latitude>39.56</latitude>
								<longitude>116.83</longitude>
								<polar_motion>
									<speed units="km h-1">12.5</speed>
									<direction_from	units="degrees true">85</direction_from>
								</polar_motion>
							</moving-point>
							<major_axis units="km">1.3</major_axis>
							<minor_axis units="km">1.0</minor_axis>
							<orientation units="degrees true">30</orientation>
						</ellipse>
						<polygon>
							<moving-point type="centroid">
								<latitude>39.56</latitude>
								<longitude>116.83</longitude>
								<polar_motion>
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								</polar_motion>
							</moving-point>
							<point latitude="39.562" longitude="116.885" />
							<point latitude="39.576" longitude="116.895" />
							<point latitude="39.568" longitude="116.811" />
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					</area>
				</location>
				<nowcast-parameters>
					<ID_parent units="none">254</ID_parent>
					<reflectivity_threshold units="dbz">35</reflectivity_threshold>
					<height_threshold units="km">3</height_threshold>
					<volume_threshold units="km3">30</volume_threshold>
					<cell_top units="km">2.45</cell_top>
					<cell_volume units="km3">15.0</cell_volume>
					<mean_area units="km2">8.5</mean_area>
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					<max_dbz units="dbz">45</max_dbz>
					<height_max_dbz units="km">1.7</height_max_dbz>
					<VIL units="kg m-2">1.55</VIL>
					<storm_intensity units="category">0</storm_intensity>
					<hail_mass units="kg">0</hail_mass>
					<hail_probability units="percent">
						<value threshold_value="0" threshold_units="mm">0</value>
						<value threshold_value="10" threshold_units="mm">0</value>
						<value threshold_value="20" threshold_units="mm">0</value>
					</hail_probability>
				</nowcast-parameters>
			</case>
		</event>
	</nowcast-data>
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