Wandering set - Revision history

en>Yobot: WP:CHECKWIKI error fixes using AWB (9979)

2014-03-08T23:22:41Z

WP:CHECKWIKI error fixes using AWB (9979)

← Older revision		Revision as of 01:22, 9 March 2014
Line 1:		Line 1:
	~~{{Starbox begin~~		Ed is what people call me and my spouse doesn't like it at all. Invoicing is my occupation. To play lacross is the factor I adore most of all. My wife and I reside in Kentucky.<br><br>Visit my web-site: [http://www.article-galaxy.com/profile.php?a=143251 best psychics]
	~~\| name = Tau Aquilae~~
	}}
	~~{{Starbox image~~
	~~\| image =~~
	~~<div style="position: relative">[[File:Aquila IAU.svg\|250px\|alt=Diagram showing star positions and boundaries of the Aquila constellation~~ and ~~its surroundings]]~~
	~~<div style="position: absolute; left: 36.8%; top: 33.8%;">[[File:Cercle rouge 100%.svg\|12px]]</div>~~
	~~</div>~~
	~~\| caption = Location of τ Aquilae (circled)~~
	}}
	~~{{Starbox observe~~
	~~\| epoch = [[J2000.0]]~~
	~~\| constell = [[Aquila (constellation)\|Aquila]]~~
	~~\| ra = {{RA\|20\|04\|08.31550}}<ref name=aaa474_2_653/>~~
	~~\| dec = {{DEC\|+07\|16\|40.6683}}<ref name=aaa474_2_653/>~~
	~~\| appmag_v = {{nowrap\|5.6799 ± 0.0009}}<ref name=aaa430_165/>~~
	}}
	~~{{Starbox character~~
	~~\| class = K0 III<ref name=apjss74/>~~
	~~\| r-i =~~
	~~\| v-r =~~
	~~\| b-v = +1.06<ref name=clpl4_99/>~~
	~~\| u-b = +0.86<ref name=clpl4_99/>~~
	~~\| variable =~~
	}}
	~~{{Starbox astrometry~~
	~~\| radial_v = {{nowrap\|–29.52 ± 0.23}}<ref name=aaa430_165/>~~
	~~\| prop_mo_ra = +14.74<ref name=aaa474_2_653/>~~
	~~\| prop_mo_dec = +12.10<ref name=aaa474_2_653/>~~
	~~\| parallax = 7.06~~
	~~\| p_error = 0.41~~
	~~\| parallax_footnote = <ref name=aaa474_2_653/>~~
	~~\| absmag_v =~~
	}}
	~~{{Starbox detail~~
	~~\| mass =~~
	~~\| radius = 16.5<ref name=lang2006/>~~
	~~\| metal_fe = –0.15<ref name=apjss74/>~~
	~~\| gravity = 2.69<ref name=apjss74/>~~
	~~\| luminosity =~~
	~~\| temperature = 4,660<ref name=apjss74/>~~
	~~\| rotational_velocity =~~
	~~\| age_gyr =~~
	}}
	~~{{Starbox catalog~~
	\| names = 63 Aquilae, [[Bonner Durchmusterung\|BD]]+06 4416, [[Fifth Fundamental Catalogue\|FK5]] 1524, [[Henry Draper Catalogue\|HD]] 190327, [[Harvard Revised catalogue\|HR]] 7669,[[Hipparcos catalogue\|HIP]] 98823, [[Smithsonian Astrophysical Observatory catalogue\|SAO]] 125403.<ref name=SIMBAD/>
	}}
	~~{{Starbox end}}~~

	'''Tau Aquilae''' (τ Aql, τ Aquilae) is the [[Bayer designation]] for a [[star]] in the [[celestial equator\|equatorial]] [[constellation]] of [[Aquila (constellation)\|Aquila]]. The [[apparent visual magnitude]] of 5.7<ref name=aaa430_165/> indicates it ~~is a faint star that is visible to the naked eye from suburban skies;~~ at ~~least according to the [[Bortle Dark-Sky Scale]]~~. ~~The annual orbital motion of the Earth causes a [[parallax]] shift of 7.06 [[milliarcsecond\|mas]],<ref name=aaa474_2_653/> which means the distance to this star~~ is ~~approximately {{Convert\|460\|ly\|pc\|abbr=off}}~~. ~~The magnitude of the star~~ is ~~diminished by 0.28 from [[extinction (astronomy)\|extinction]] caused by interstellar gas and dust.<ref name=aaa430_165/>~~

	~~The [[spectrum]] of Tau Aquilae matches a [[stellar classification]] of K0 III,<ref name=apjss74/> with~~ the [[luminosity class]] of III suggesting this is an [[stellar evolution\|evolved]] [[giant star]] that has exhausted the supply of hydrogen at its core and left the [[main sequence]] of stars like the Sun. The measured [[angular diameter]] of this star is {{nowrap\|1.08 ± 0.01 [[milliarcsecond\|mas]]}}.<ref name=aaa431_773/> At the estimated distance of this system, this yields a physical size of about 16.5 times the [[Solar radius\|radius of ~~the Sun]]~~.<ref name=lang2006/> The [[stellar atmosphere\|outer envelope]] is radiating energy into space with an [[effective temperature]] of 4,660 K,<ref name=apjss74/> giving it the orange hued glow of a [[K-type star]].<ref name=csiro/>

	~~==References==~~
	~~{{reflist\|refs=~~

	~~<ref name=aaa474_2_653>{{citation \| first=F. \| last=van Leeuwen \|date=November 2007 \| title=Validation of the new Hipparcos reduction \| journal=Astronomy~~ and ~~Astrophysics \| volume=474 \| issue=2 \| pages=653–664 \| bibcode=2007A&A...474..653V \| doi=10.1051/0004-6361:20078357 \| postscript=. \|arxiv = 0708.1752 }}</ref>~~

	~~<ref name=apjss74>{{citation \| last1=McWilliam \| first1=Andrew \| title=High-resolution spectroscopic survey of 671 GK giants.~~ I ~~- Stellar atmosphere parameters and abundances \| journal=Astrophysical Journal Supplement Series \| volume=74 \| pages=1075–1128 \|date=December 1990 \| doi=10~~.~~1086/191527 \| bibcode=1990ApJS...74.1075M \| postscript=. }}~~<~~/ref~~>

	<~~ref name=aaa430_165~~>{{citation \| display-authors=1 \| last1=Famaey \| first1=B. \| last2=Jorissen \| first2=A. \| last3=Luri \| first3=X. \| last4=Mayor \| first4=M. \| last5=Udry \| first5=S. \| last6=Dejonghe \| first6=H. \| last7=Turon \| first7=C. \| title=Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters \| journal=Astronomy and Astrophysics \| volume=430 \| issue=1 \| pages=165–186 \|date=January 2005 \| doi=10.1051/0004-~~6361~~:~~20041272 \| bibcode=2005A&A...430..165F \| arxiv=astro-ph/0409579 \| postscript=. }}</ref>~~

	<ref name=clpl4_99>{{citation \| last1=Johnson \| display-authors=1 \| first1=H. L. \| last2=Iriarte \| first2=B. \| last3=Mitchell \| first3=R. I. \| last4=Wisniewskj \| first4=W. Z. \| title=UBVRIJKL photometry of the bright stars \| journal=Communications of the Lunar and Planetary Laboratory \| volume=4 \| issue=99 \| year=1966 \| bibcode=1966CoLPL...4...99J \| postscript=. }}</ref>

	~~<ref name=SIMBAD>{{citation \| title=tau Aql -- Star \| work=SIMBAD Astronomical Database \| publisher=Centre de Données astronomiques de Strasbourg \| url=~~http://~~simbad.u-strasbg~~.~~fr/simbad/sim-id?Ident=Tau+Aquilae \| accessdate=2012~~-~~07-21 \| postscript=. }}</ref>~~

	<ref name=aaa431_773>{{citation \| last1=Richichi \| first1=A. \| last2=Percheron \| first2=I. \| last3=Khristoforova \| first3=M. \| title=CHARM2: An updated Catalog of High Angular Resolution Measurements \| journal=Astronomy and Astrophysics \| volume=431 \| pages=773–777 \|date=February 2005 \| doi=10.1051/0004-6361:20042039 \| bibcode=2005A&A...431..773R }}</ref>

	<ref name=lang2006>{{citation \| first1=Kenneth R. \| last1=Lang \| title=Astrophysical formulae \| volume=1 \| series=Astronomy and astrophysics library \| edition=3 \| publisher=Birkhäuser \| year=2006 \| isbn=3-540-29692-1 \| url=http://books.google.com/~~books?id=OvTjLcQ4MCQC&pg=PA41 }}. The radius (R<sub>*</sub>) is given by:~~
	:<math>\begin{align} 2\cdot R_*
	~~& = \frac{(142\cdot 1.08\cdot 10^{-3})\ \text{AU}}{0.0046491\ \text{AU}/R_{\bigodot}} \\~~
	~~& \approx 33\cdot R_{\bigodot}~~
	~~\end{align}</math></ref>~~

	<ref name=csiro>{{citation \| title=The Colour of Stars \| date=December 21, 2004 \| work=Australia Telescope, Outreach and Education \| publisher=Commonwealth Scientific and Industrial Research Organisation \| url=http://outreach.atnf.csiro.au/education/senior/astrophysics/photometry_colour.~~html \| accessdate=2012-01-16 }}</ref>~~

	}}

	~~==External links==~~
	* [http://aladin.u-strasbg.fr/AladinPreview?~~-c=20+04+08.3152%2B07+16+40.677&ident=*+tau+Aql&submit~~=~~Aladin+previewer Image Tau Aquilae]~~

	~~{{Stars of Aquila}}~~

	~~[[Category:Henry Draper Catalogue objects]]~~
	~~[[Category:Bayer objects\|Aquilae, Tau]]~~
	~~[[Category:Aquila (constellation)]]~~
	~~[[Category:K-type giants]~~]

en>Addbot: Bot: Migrating 4 interwiki links, now provided by Wikidata on d:q2506703 (Report Errors)

2013-02-28T20:27:49Z

Bot: Migrating 4 interwiki links, now provided by Wikidata on d:q2506703 (Report Errors)

← Older revision		Revision as of 22:27, 28 February 2013
Line 1:		Line 1:
	~~Oscar is how he's known as~~ and ~~he totally enjoys this~~ name. ~~Since she was 18 she~~'s [~~http:~~//~~www~~.~~youporn-nederlandse~~.~~com~~/~~user~~/~~CMidgett home std test~~] ~~been operating as~~ a ~~meter reader but she's usually wanted her own business~~. ~~One~~ of ~~home~~ [~~http~~://~~www~~.~~amazon~~.~~com~~/~~Chlamydia~~-~~Female~~-~~Instant~~-~~Result~~-~~Clamidia~~/dp/~~B00B19DVAK std test]~~ the ~~very home std test kit best things in~~ the ~~world for me is to do aerobics~~ and ~~I've been doing it for fairly a while~~. ~~My family [~~http://~~www~~.~~streaming~~.~~iwarrior~~.~~net~~/~~blog~~/~~258268 at home std test] members life in Minnesota~~ and ~~my family members enjoys it~~.<br><br>~~my web~~-~~site~~ - ~~at home std testing over the counter std test~~ - [http://~~www~~.~~videokeren~~.~~com~~/~~user/FJWW visit this website link~~] -		{{Starbox begin
			\| name = Tau Aquilae
			}}
			{{Starbox image
			\| image =
			<div style="position: relative">[[File:Aquila IAU.svg\|250px\|alt=Diagram showing star positions and boundaries of the Aquila constellation and its surroundings]]
			<div style="position: absolute; left: 36.8%; top: 33.8%;">[[File:Cercle rouge 100%.svg\|12px]]</div>
			</div>
			\| caption = Location of τ Aquilae (circled)
			}}
			{{Starbox observe
			\| epoch = [[J2000.0]]
			\| constell = [[Aquila (constellation)\|Aquila]]
			\| ra = {{RA\|20\|04\|08.31550}}<ref name=aaa474_2_653/>
			\| dec = {{DEC\|+07\|16\|40.6683}}<ref name=aaa474_2_653/>
			\| appmag_v = {{nowrap\|5.6799 ± 0.0009}}<ref name=aaa430_165/>
			}}
			{{Starbox character
			\| class = K0 III<ref name=apjss74/>
			\| r-i =
			\| v-r =
			\| b-v = +1.06<ref name=clpl4_99/>
			\| u-b = +0.86<ref name=clpl4_99/>
			\| variable =
			}}
			{{Starbox astrometry
			\| radial_v = {{nowrap\|–29.52 ± 0.23}}<ref name=aaa430_165/>
			\| prop_mo_ra = +14.74<ref name=aaa474_2_653/>
			\| prop_mo_dec = +12.10<ref name=aaa474_2_653/>
			\| parallax = 7.06
			\| p_error = 0.41
			\| parallax_footnote = <ref name=aaa474_2_653/>
			\| absmag_v =
			}}
			{{Starbox detail
			\| mass =
			\| radius = 16.5<ref name=lang2006/>
			\| metal_fe = –0.15<ref name=apjss74/>
			\| gravity = 2.69<ref name=apjss74/>
			\| luminosity =
			\| temperature = 4,660<ref name=apjss74/>
			\| rotational_velocity =
			\| age_gyr =
			}}
			{{Starbox catalog
			\| names = 63 Aquilae, [[Bonner Durchmusterung\|BD]]+06 4416, [[Fifth Fundamental Catalogue\|FK5]] 1524, [[Henry Draper Catalogue\|HD]] 190327, [[Harvard Revised catalogue\|HR]] 7669,[[Hipparcos catalogue\|HIP]] 98823, [[Smithsonian Astrophysical Observatory catalogue\|SAO]] 125403.<ref name=SIMBAD/>
			}}
			{{Starbox end}}

			'''Tau Aquilae''' (τ Aql, τ Aquilae) is the [[Bayer designation]] for a [[star]] in the [[celestial equator\|equatorial]] [[constellation]] of [[Aquila (constellation)\|Aquila]]. The [[apparent visual magnitude]] of 5.7<ref name=aaa430_165/> indicates it is a faint star that is visible to the naked eye from suburban skies; at least according to the [[Bortle Dark-Sky Scale]]. The annual orbital motion of the Earth causes a [[parallax]] shift of 7.06 [[milliarcsecond\|mas]],<ref name=aaa474_2_653/> which means the distance to this star is approximately {{Convert\|460\|ly\|pc\|abbr=off}}. The magnitude of the star is diminished by 0.28 from [[extinction (astronomy)\|extinction]] caused by interstellar gas and dust.<ref name=aaa430_165/>

			The [[spectrum]] of Tau Aquilae matches a [[stellar classification]] of K0 III,<ref name=apjss74/> with the [[luminosity class]] of III suggesting this is an [[stellar evolution\|evolved]] [[giant star]] that has exhausted the supply of hydrogen at its core and left the [[main sequence]] of stars like the Sun. The measured [[angular diameter]] of this star is {{nowrap\|1.08 ± 0.01 [[milliarcsecond\|mas]]}}.<ref name=aaa431_773/> At the estimated distance of this system, this yields a physical size of about 16.5 times the [[Solar radius\|radius of the Sun]].<ref name=lang2006/> The [[stellar atmosphere\|outer envelope]] is radiating energy into space with an [[effective temperature]] of 4,660 K,<ref name=apjss74/> giving it the orange hued glow of a [[K-type star]].<ref name=csiro/>

			==References==
			{{reflist\|refs=

			<ref name=aaa474_2_653>{{citation \| first=F. \| last=van Leeuwen \|date=November 2007 \| title=Validation of the new Hipparcos reduction \| journal=Astronomy and Astrophysics \| volume=474 \| issue=2 \| pages=653–664 \| bibcode=2007A&A...474..653V \| doi=10.1051/0004-6361:20078357 \| postscript=. \|arxiv = 0708.1752 }}</ref>

			<ref name=apjss74>{{citation \| last1=McWilliam \| first1=Andrew \| title=High-resolution spectroscopic survey of 671 GK giants. I - Stellar atmosphere parameters and abundances \| journal=Astrophysical Journal Supplement Series \| volume=74 \| pages=1075–1128 \|date=December 1990 \| doi=10.1086/191527 \| bibcode=1990ApJS...74.1075M \| postscript=. }}</ref>

			<ref name=aaa430_165>{{citation \| display-authors=1 \| last1=Famaey \| first1=B. \| last2=Jorissen \| first2=A. \| last3=Luri \| first3=X. \| last4=Mayor \| first4=M. \| last5=Udry \| first5=S. \| last6=Dejonghe \| first6=H. \| last7=Turon \| first7=C. \| title=Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters \| journal=Astronomy and Astrophysics \| volume=430 \| issue=1 \| pages=165–186 \|date=January 2005 \| doi=10.1051/0004-6361:20041272 \| bibcode=2005A&A...430..165F \| arxiv=astro-ph/0409579 \| postscript=. }}</ref>

			<ref name=clpl4_99>{{citation \| last1=Johnson \| display-authors=1 \| first1=H. L. \| last2=Iriarte \| first2=B. \| last3=Mitchell \| first3=R. I. \| last4=Wisniewskj \| first4=W. Z. \| title=UBVRIJKL photometry of the bright stars \| journal=Communications of the Lunar and Planetary Laboratory \| volume=4 \| issue=99 \| year=1966 \| bibcode=1966CoLPL...4...99J \| postscript=. }}</ref>

			<ref name=SIMBAD>{{citation \| title=tau Aql -- Star \| work=SIMBAD Astronomical Database \| publisher=Centre de Données astronomiques de Strasbourg \| url=http://simbad.u-strasbg.fr/simbad/sim-id?Ident=Tau+Aquilae \| accessdate=2012-07-21 \| postscript=. }}</ref>

			<ref name=aaa431_773>{{citation \| last1=Richichi \| first1=A. \| last2=Percheron \| first2=I. \| last3=Khristoforova \| first3=M. \| title=CHARM2: An updated Catalog of High Angular Resolution Measurements \| journal=Astronomy and Astrophysics \| volume=431 \| pages=773–777 \|date=February 2005 \| doi=10.1051/0004-6361:20042039 \| bibcode=2005A&A...431..773R }}</ref>

			<ref name=lang2006>{{citation \| first1=Kenneth R. \| last1=Lang \| title=Astrophysical formulae \| volume=1 \| series=Astronomy and astrophysics library \| edition=3 \| publisher=Birkhäuser \| year=2006 \| isbn=3-540-29692-1 \| url=http://books.google.com/books?id=OvTjLcQ4MCQC&pg=PA41 }}. The radius (R<sub>*</sub>) is given by:
			:<math>\begin{align} 2\cdot R_*
			& = \frac{(142\cdot 1.08\cdot 10^{-3})\ \text{AU}}{0.0046491\ \text{AU}/R_{\bigodot}} \\
			& \approx 33\cdot R_{\bigodot}
			\end{align}</math></ref>

			<ref name=csiro>{{citation \| title=The Colour of Stars \| date=December 21, 2004 \| work=Australia Telescope, Outreach and Education \| publisher=Commonwealth Scientific and Industrial Research Organisation \| url=http://outreach.atnf.csiro.au/education/senior/astrophysics/photometry_colour.html \| accessdate=2012-01-16 }}</ref>

			}}

			==External links==
			* [http://aladin.u-strasbg.fr/AladinPreview?-c=20+04+08.3152%2B07+16+40.677&ident=*+tau+Aql&submit=Aladin+previewer Image Tau Aquilae]

			{{Stars of Aquila}}

			[[Category:Henry Draper Catalogue objects]]
			[[Category:Bayer objects\|Aquilae, Tau]]
			[[Category:Aquila (constellation)]]
			[[Category:K-type giants]]

en>Brad7777: added Category:Dynamical systems using HotCat

2012-02-05T16:00:17Z

added Category:Dynamical systems using HotCat

New page

Oscar is how he's known as and he totally enjoys this name. Since she was 18 she's [http://www.youporn-nederlandse.com/user/CMidgett home std test] been operating as a meter reader but she's usually wanted her own business. One of home [http://www.amazon.com/Chlamydia-Female-Instant-Result-Clamidia/dp/B00B19DVAK std test] the very home std test kit best things in the world for me is to do aerobics and I've been doing it for fairly a while. My family [http://www.streaming.iwarrior.net/blog/258268 at home std test] members life in Minnesota and my family members enjoys it.<br><br>my web-site - at home std testing over the counter std test - [http://www.videokeren.com/user/FJWW visit this website link] -

← Older revision		Revision as of 01:22, 9 March 2014
Line 1:		Line 1:
	~~{{Starbox begin~~		Ed is what people call me and my spouse doesn't like it at all. Invoicing is my occupation. To play lacross is the factor I adore most of all. My wife and I reside in Kentucky.<br><br>Visit my web-site: [http://www.article-galaxy.com/profile.php?a=143251 best psychics]
	~~\| name = Tau Aquilae~~
	}}
	~~{{Starbox image~~
	~~\| image =~~
	~~<div style="position: relative">[[File:Aquila IAU.svg\|250px\|alt=Diagram showing star positions and boundaries of the Aquila constellation~~ and ~~its surroundings]]~~
	~~<div style="position: absolute; left: 36.8%; top: 33.8%;">[[File:Cercle rouge 100%.svg\|12px]]</div>~~
	~~</div>~~
	~~\| caption = Location of τ Aquilae (circled)~~
	}}
	~~{{Starbox observe~~
	~~\| epoch = [[J2000.0]]~~
	~~\| constell = [[Aquila (constellation)\|Aquila]]~~
	~~\| ra = {{RA\|20\|04\|08.31550}}<ref name=aaa474_2_653/>~~
	~~\| dec = {{DEC\|+07\|16\|40.6683}}<ref name=aaa474_2_653/>~~
	~~\| appmag_v = {{nowrap\|5.6799 ± 0.0009}}<ref name=aaa430_165/>~~
	}}
	~~{{Starbox character~~
	~~\| class = K0 III<ref name=apjss74/>~~
	~~\| r-i =~~
	~~\| v-r =~~
	~~\| b-v = +1.06<ref name=clpl4_99/>~~
	~~\| u-b = +0.86<ref name=clpl4_99/>~~
	~~\| variable =~~
	}}
	~~{{Starbox astrometry~~
	~~\| radial_v = {{nowrap\|–29.52 ± 0.23}}<ref name=aaa430_165/>~~
	~~\| prop_mo_ra = +14.74<ref name=aaa474_2_653/>~~
	~~\| prop_mo_dec = +12.10<ref name=aaa474_2_653/>~~
	~~\| parallax = 7.06~~
	~~\| p_error = 0.41~~
	~~\| parallax_footnote = <ref name=aaa474_2_653/>~~
	~~\| absmag_v =~~
	}}
	~~{{Starbox detail~~
	~~\| mass =~~
	~~\| radius = 16.5<ref name=lang2006/>~~
	~~\| metal_fe = –0.15<ref name=apjss74/>~~
	~~\| gravity = 2.69<ref name=apjss74/>~~
	~~\| luminosity =~~
	~~\| temperature = 4,660<ref name=apjss74/>~~
	~~\| rotational_velocity =~~
	~~\| age_gyr =~~
	}}
	~~{{Starbox catalog~~
	\| names = 63 Aquilae, [[Bonner Durchmusterung\|BD]]+06 4416, [[Fifth Fundamental Catalogue\|FK5]] 1524, [[Henry Draper Catalogue\|HD]] 190327, [[Harvard Revised catalogue\|HR]] 7669,[[Hipparcos catalogue\|HIP]] 98823, [[Smithsonian Astrophysical Observatory catalogue\|SAO]] 125403.<ref name=SIMBAD/>
	}}
	~~{{Starbox end}}~~

	'''Tau Aquilae''' (τ Aql, τ Aquilae) is the [[Bayer designation]] for a [[star]] in the [[celestial equator\|equatorial]] [[constellation]] of [[Aquila (constellation)\|Aquila]]. The [[apparent visual magnitude]] of 5.7<ref name=aaa430_165/> indicates it ~~is a faint star that is visible to the naked eye from suburban skies;~~ at ~~least according to the [[Bortle Dark-Sky Scale]]~~. ~~The annual orbital motion of the Earth causes a [[parallax]] shift of 7.06 [[milliarcsecond\|mas]],<ref name=aaa474_2_653/> which means the distance to this star~~ is ~~approximately {{Convert\|460\|ly\|pc\|abbr=off}}~~. ~~The magnitude of the star~~ is ~~diminished by 0.28 from [[extinction (astronomy)\|extinction]] caused by interstellar gas and dust.<ref name=aaa430_165/>~~

	~~The [[spectrum]] of Tau Aquilae matches a [[stellar classification]] of K0 III,<ref name=apjss74/> with~~ the [[luminosity class]] of III suggesting this is an [[stellar evolution\|evolved]] [[giant star]] that has exhausted the supply of hydrogen at its core and left the [[main sequence]] of stars like the Sun. The measured [[angular diameter]] of this star is {{nowrap\|1.08 ± 0.01 [[milliarcsecond\|mas]]}}.<ref name=aaa431_773/> At the estimated distance of this system, this yields a physical size of about 16.5 times the [[Solar radius\|radius of ~~the Sun]]~~.<ref name=lang2006/> The [[stellar atmosphere\|outer envelope]] is radiating energy into space with an [[effective temperature]] of 4,660 K,<ref name=apjss74/> giving it the orange hued glow of a [[K-type star]].<ref name=csiro/>

	~~==References==~~
	~~{{reflist\|refs=~~

	~~<ref name=aaa474_2_653>{{citation \| first=F. \| last=van Leeuwen \|date=November 2007 \| title=Validation of the new Hipparcos reduction \| journal=Astronomy~~ and ~~Astrophysics \| volume=474 \| issue=2 \| pages=653–664 \| bibcode=2007A&A...474..653V \| doi=10.1051/0004-6361:20078357 \| postscript=. \|arxiv = 0708.1752 }}</ref>~~

	~~<ref name=apjss74>{{citation \| last1=McWilliam \| first1=Andrew \| title=High-resolution spectroscopic survey of 671 GK giants.~~ I ~~- Stellar atmosphere parameters and abundances \| journal=Astrophysical Journal Supplement Series \| volume=74 \| pages=1075–1128 \|date=December 1990 \| doi=10~~.~~1086/191527 \| bibcode=1990ApJS...74.1075M \| postscript=. }}~~<~~/ref~~>

	<~~ref name=aaa430_165~~>{{citation \| display-authors=1 \| last1=Famaey \| first1=B. \| last2=Jorissen \| first2=A. \| last3=Luri \| first3=X. \| last4=Mayor \| first4=M. \| last5=Udry \| first5=S. \| last6=Dejonghe \| first6=H. \| last7=Turon \| first7=C. \| title=Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters \| journal=Astronomy and Astrophysics \| volume=430 \| issue=1 \| pages=165–186 \|date=January 2005 \| doi=10.1051/0004-~~6361~~:~~20041272 \| bibcode=2005A&A...430..165F \| arxiv=astro-ph/0409579 \| postscript=. }}</ref>~~

	<ref name=clpl4_99>{{citation \| last1=Johnson \| display-authors=1 \| first1=H. L. \| last2=Iriarte \| first2=B. \| last3=Mitchell \| first3=R. I. \| last4=Wisniewskj \| first4=W. Z. \| title=UBVRIJKL photometry of the bright stars \| journal=Communications of the Lunar and Planetary Laboratory \| volume=4 \| issue=99 \| year=1966 \| bibcode=1966CoLPL...4...99J \| postscript=. }}</ref>

	~~<ref name=SIMBAD>{{citation \| title=tau Aql -- Star \| work=SIMBAD Astronomical Database \| publisher=Centre de Données astronomiques de Strasbourg \| url=~~http://~~simbad.u-strasbg~~.~~fr/simbad/sim-id?Ident=Tau+Aquilae \| accessdate=2012~~-~~07-21 \| postscript=. }}</ref>~~

	<ref name=aaa431_773>{{citation \| last1=Richichi \| first1=A. \| last2=Percheron \| first2=I. \| last3=Khristoforova \| first3=M. \| title=CHARM2: An updated Catalog of High Angular Resolution Measurements \| journal=Astronomy and Astrophysics \| volume=431 \| pages=773–777 \|date=February 2005 \| doi=10.1051/0004-6361:20042039 \| bibcode=2005A&A...431..773R }}</ref>

	<ref name=lang2006>{{citation \| first1=Kenneth R. \| last1=Lang \| title=Astrophysical formulae \| volume=1 \| series=Astronomy and astrophysics library \| edition=3 \| publisher=Birkhäuser \| year=2006 \| isbn=3-540-29692-1 \| url=http://books.google.com/~~books?id=OvTjLcQ4MCQC&pg=PA41 }}. The radius (R<sub>*</sub>) is given by:~~
	:<math>\begin{align} 2\cdot R_*
	~~& = \frac{(142\cdot 1.08\cdot 10^{-3})\ \text{AU}}{0.0046491\ \text{AU}/R_{\bigodot}} \\~~
	~~& \approx 33\cdot R_{\bigodot}~~
	~~\end{align}</math></ref>~~

	<ref name=csiro>{{citation \| title=The Colour of Stars \| date=December 21, 2004 \| work=Australia Telescope, Outreach and Education \| publisher=Commonwealth Scientific and Industrial Research Organisation \| url=http://outreach.atnf.csiro.au/education/senior/astrophysics/photometry_colour.~~html \| accessdate=2012-01-16 }}</ref>~~

	}}

	~~==External links==~~
	* [http://aladin.u-strasbg.fr/AladinPreview?~~-c=20+04+08.3152%2B07+16+40.677&ident=*+tau+Aql&submit~~=~~Aladin+previewer Image Tau Aquilae]~~

	~~{{Stars of Aquila}}~~

	~~[[Category:Henry Draper Catalogue objects]]~~
	~~[[Category:Bayer objects\|Aquilae, Tau]]~~
	~~[[Category:Aquila (constellation)]]~~
	~~[[Category:K-type giants]~~]