<system>
	<name>16 Cygni</name>
	<rightascension>19 41 48.95343</rightascension>
	<declination>+50 31 30.2153</declination>
	<distance errorminus="0.016" errorplus="0.016">21.146</distance>
	<binary>
		<name>16 Cygni</name>
		<name>16 Cyg</name>
		<name>WDS J19418+5032</name>
		<separation unit="arcsec">39.56</separation>
		<separation errorminus="0.6" errorplus="0.6" unit="AU">836.5</separation>
		<positionangle>133.30</positionangle>
		<binary>
			<name>16 Cygni AC</name>
			<name>16 Cyg AC</name>
			<name>WDS J19418+5032 A</name>
			<separation unit="arcsec">3.4</separation>
			<separation unit="AU">72</separation>
			<positionangle>209</positionangle>
			<star>
				<name>16 Cygni A</name>
				<name>16 Cyg A</name>
				<name>HD 186408</name>
				<name>HIP 96895</name>
				<name>TYC 3565-1524-1</name>
				<name>SAO 31898</name>
				<name>HR 7503</name>
				<name>Gliese 765.1 A</name>
				<name>GJ 765.1 A</name>
				<name>BD+50 2847</name>
				<name>2MASS J19414896+5031305</name>
				<name>KIC 12069424</name>
				<name>WDS J19418+5032 Aa</name>
				<magB>6.59</magB>
				<magV>5.95</magV>
				<magJ>5.09</magJ>
				<magH>4.72</magH>
				<magK>4.43</magK>
				<spectraltype>G2V</spectraltype>
				<mass errorminus="0.02" errorplus="0.02">1.11</mass>
				<radius errorminus="0.008" errorplus="0.008">1.243</radius>
				<temperature errorminus="50" errorplus="50">5825</temperature>
				<metallicity errorminus="0.026" errorplus="0.026">0.096</metallicity>
				<age errorminus="0.4" errorplus="0.4">6.8</age>
			</star>
			<star>
				<name>16 Cygni C</name>
				<name>16 Cyg C</name>
				<name>WDS J19418+5032 Ab</name>
				<mass>0.17</mass>
				<magV>13</magV>
				<spectraltype>M</spectraltype>
			</star>
		</binary>
		<star>
			<name>16 Cygni B</name>
			<name>16 Cyg B</name>
			<name>HD 186427</name>
			<name>HIP 96901</name>
			<name>TYC 3565-1525-1</name>
			<name>SAO 31899</name>
			<name>HR 7504</name>
			<name>Gliese 765.1 B</name>
			<name>GJ 765.1 B</name>
			<name>BD+50 2848</name>
			<name>2MASS J19415198+5031032</name>
			<name>KIC 12069449</name>
			<mass errorminus="0.02" errorplus="0.02">1.07</mass>
			<radius errorminus="0.007" errorplus="0.007">1.127</radius>
			<magB>6.86</magB>
			<magV>6.20</magV>
			<magJ>4.99</magJ>
			<magH>4.70</magH>
			<magK>4.65</magK>
			<temperature errorminus="50" errorplus="50">5750</temperature>
			<metallicity errorminus="0.021" errorplus="0.021">0.052</metallicity>
			<spectraltype>G2V</spectraltype>
			<age errorminus="0.4" errorplus="0.4">6.8</age>
			<planet>
				<name>16 Cygni B b</name>
				<name>16 Cyg B b</name>
				<name>HD 186427 B b</name>
				<list>Confirmed planets</list>
				<mass errorminus="0.05" errorplus="0.05" type="msini">1.77</mass>
				<period errorminus="0.6" errorplus="0.6">799.5</period>
				<semimajoraxis errorminus="0.01" errorplus="0.01">1.72</semimajoraxis>
				<eccentricity errorminus="0.011" errorplus="0.011">0.689</eccentricity>
				<periastron errorminus="2.1" errorplus="2.1">83.4</periastron>
				<periastrontime errorminus="1.6" errorplus="1.6">2450539.3</periastrontime>
				<inclination errorminus="1" errorplus="1">45</inclination>
				<description>16 Cygni is a hierarchical triple system. The star is in the Kepler field of view. In an active search for extra-terrestrial intelligence a radio message has been sent to this system on May 24 1999. It will reach the system in 2069.</description>
				<discoverymethod>RV</discoverymethod>
				<lastupdate>15/09/22</lastupdate>
				<discoveryyear>1996</discoveryyear>
				<list>Planets in binary systems, S-type</list>
			</planet>
		</star>
	</binary>
	<constellation>Cygnus</constellation>
</system>
