<system>
	<name>LTT 3780</name>
	<rightascension>10 18 35.1370</rightascension>
	<declination>-11 43 00.2415</declination>
	<distance errorminus="0.04" errorplus="0.04">21.98</distance>
	<star>
		<name>LTT 3780</name>
		<name>Gaia DR2 3767281845873242112</name>
		<radius errorminus="0.01" errorplus="0.01">0.37</radius>
		<magV errorminus="0.015" errorplus="0.015">13.070</magV>
		<magJ errorminus="0.025" errorplus="0.025">9.007</magJ>
		<magH errorminus="0.063" errorplus="0.063">8.439</magH>
		<magK errorminus="0.015" errorplus="0.015">8.204</magK>
		<magB errorminus="0.04" errorplus="0.04">14.68</magB>
		<magR errorminus="0.11" errorplus="0.11">12.84</magR>
		<mass errorminus="0.01" errorplus="0.01">0.40</mass>
		<temperature errorminus="157.00" errorplus="157.00">3331.00</temperature>
		<metallicity errorminus="0.130" errorplus="0.110">0.280</metallicity>
		<spectraltype>M4V</spectraltype>
		<planet>
			<name>LTT 3780 b</name>
			<name>Gaia DR2 3767281845873242112 b</name>
			<semimajoraxis errorminus="0.000120" errorplus="0.000120">0.012110</semimajoraxis>
			<eccentricity>0.000000</eccentricity>
			<inclination errorminus="1.700" errorplus="1.800">87.100</inclination>
			<period errorminus="0.00005300" errorplus="0.00005500">0.76844800</period>
			<description>This planet was discovered by Cloutier et al. 2020. The discovery was made with a space based telescope (0.1 m TESS Telescope). The parameters listed here are those reported by Cloutier et al. 2020 and were imported into the Open Exoplanet Catalogue from the NASA Exoplanet Archive.</description>
			<mass errorminus="0.00145" errorplus="0.00151">0.00824</mass>
			<radius errorminus="0.007" errorplus="0.006">0.119</radius>
			<temperature errorminus="44" errorplus="44">892</temperature>
			<discoverymethod>transit</discoverymethod>
			<istransiting>1</istransiting>
			<discoveryyear>2020</discoveryyear>
			<list>Confirmed planets</list>
			<lastupdate>20/06/04</lastupdate>
			<transittime errorminus="0.001100" errorplus="0.001100">2458543.911500</transittime>
		</planet>
		<planet>
			<name>LTT 3780 c</name>
			<name>Gaia DR2 3767281845873242112 c</name>
			<semimajoraxis errorminus="0.000770" errorplus="0.000750">0.076730</semimajoraxis>
			<eccentricity errorminus="0.140000" errorplus="0.150000">0.060000</eccentricity>
			<periastron errorminus="147.0000" errorplus="87.0000">124.0000</periastron>
			<inclination errorminus="0.220" errorplus="0.470">89.180</inclination>
			<period errorminus="0.00300000" errorplus="0.00280000">12.25190000</period>
			<description>This planet was discovered by Cloutier et al. 2020. The discovery was made with a space based telescope (0.1 m TESS Telescope). The parameters listed here are those reported by Cloutier et al. 2020 and were imported into the Open Exoplanet Catalogue from the NASA Exoplanet Archive.</description>
			<mass errorminus="0.00409" errorplus="0.00503">0.02706</mass>
			<radius errorminus="0.013" errorplus="0.014">0.205</radius>
			<temperature errorminus="18" errorplus="18">353</temperature>
			<discoverymethod>transit</discoverymethod>
			<istransiting>1</istransiting>
			<discoveryyear>2020</discoveryyear>
			<list>Confirmed planets</list>
			<lastupdate>20/06/04</lastupdate>
			<transittime errorminus="0.001400" errorplus="0.001400">2458546.848400</transittime>
		</planet>
	</star>
	<constellation>Hydra</constellation>
</system>
