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{{Short description|Star in the constellation Aquila}}
{{Starbox begin |
{{Starbox begin
name=V450 Aquilae }}
| name = V450 Aquilae
{{Starbox image
}}
| image = [[Image:V450 Aquilae.jpg|275px|]]
{{Starbox image
| caption = V450 Aquilae
| image = [[Image:V450AqlLightCurve.png|250px]]
}}
| caption = The [[Photometric_system#Photometric_letters|visual band]] [[light curve]] of V450 Aquilae, adapted from Percy ''et al.'' (2001)<ref name="Percy"/>
{{Starbox observe |
}}
epoch=J2000 |
{{Starbox observe
ra=19<sup>h</sup> 33<sup>m</sup> 46.0313<sup>s</sup> |
| epoch = J2000
dec= +05° 27′ 56.547″ |
| constell = [[Aquila (constellation)|Aquila]]
appmag_v=6.48 |
| ra = {{RA|19|33|46.031}}<ref name="van Leeuwen2007"/>
constell=[[Aquila (constellation)|Aquila]] }}
| dec = {{DEC|+05|27|56.54}}<ref name="van Leeuwen2007"/>
{{Starbox character |
| appmag_v = 6.48
class=M8V |
}}
r-i = |
{{Starbox character
v-r = |
|
b-v = 1.471 |
class=M5-5.5III
u-b = |
| r-i =
variable=[[Semiregular variable|Semiregular]] }}
| v-r =
{{Starbox astrometry |
| b-v = 1.471
radial_v=3 |
| u-b =
prop_mo_ra=177 |
| variable = [[Semiregular variable|Semiregular]]
prop_mo_dec=-109 |
}}
parallax=16.36 |
{{Starbox astrometry
p_error=0.76 |
| radial_v = 3
absmag_v=-1.87 }}
| prop_mo_ra = −5.26 ± 0.53<ref name="van Leeuwen2007"/>
{{Starbox detail|
| prop_mo_dec = −24.24 ± 0.32<ref name="van Leeuwen2007"/>
mass=0,4 |
| parallax = 4.94
radius=0,5 |
| p_error = 0.47
luminosity=0,04 |
| parallax_footnote = <ref name="van Leeuwen2007"/>
temperature=2,000–3,500 |
| absmag_v = −1.87
metal=? |
}}
rotation= 0,17577 [[Year]] |
{{Starbox detail
age=? }}
| mass =

| radius =
{{Starbox catalog |
| luminosity =2172<ref name=Mcdonald/>
names=[[Boss General Catalogue|GC]] 27020, [[IRAS]] 19312+0521, [[Smithsonian Astrophysical Observatory Star Catalog|SAO]] 124789, [[Astronomische Gesellschaft Katalog|AG]]+05° 2755, [[GCRV]] 27374, [[Two-Micron Sky Survey|IRC]] +10428, [[AGKR]] 17456, [[LF]] 1 A 28, [[Tycho Catalogue|TYC]] 486-5129-1, [[Astronomische Nachrichten|AN]] 118.1935, [[Guide Star Catalog|GSC]] 00486-05129, [[LF]] 1 +05 164, [[Yale Observatory Zone Catalog|YZ]] 5 9343, [[Durchmusterung|BD]]+05° 4190, [[Henry Draper Catalogue|HD]] 184313, [[2MASS]] J19334603+0527565, [[Yale Observatory Zone Catalog|YZ]] 0 2216, [[Dearborn Observatory|DO]] 5892, [[Hipparcos Input Catalogue|HIC]] 96204, [[PPM Star Catalogue|PPM]] 168130, [[AAVSO]] 1928+05, [[EIC]] 780, [[Hipparcos Catalogue|HIP]] 96204, [[RAFGL]] 2415. }}
| temperature =3326<ref name=Mcdonald/>
{{Starbox reference |
| metal =
Simbad=HD+184313
| ARICNS = }}
| rotation =
| age =
{{starbox sources|HIP|CCDM|HR}}
}}
{{Starbox catalog
| names = [[Smithsonian Astrophysical Observatory Star Catalog|SAO]] 124789, [[Durchmusterung|BD]]+05° 4190, [[Henry Draper Catalogue|HD]] 184313, [[Hipparcos#Published catalogues|HIP]] 96204. }}
{{Starbox reference
| Simbad = HD+184313
| ARICNS =
}}
{{Starbox end}}
{{Starbox end}}
'''V450 Aquilae''' is [[Semiregular variable star|semi-regular]] pulsating star.


'''V450 Aquilae''' is [[Semiregular variable star|semi-regular]] pulsating star in the constellation Aquila. Located around 660 light-years distant, it shines with a [[luminosity]] approximately 2172 times that of the Sun and has a surface temperature of 3326 K.<ref name=Mcdonald/>
==Reference==

==References==
{{reflist|refs=

<ref name="Percy">{{cite journal |last1=Percy |first1=John R. |last2=Wilson |first2=Joseph B. |last3=Henry |first3=Gregory W. |title=Long-Term VRI Photometry of Small-Amplitude Red Variables. I. Light Curves and Periods |journal=Publications of the Astronomical Society of the Pacific |date=August 2001 |volume=113 |issue=786 |pages=983–996 |doi=10.1086/322153 |bibcode=2001PASP..113..983P |s2cid=14609175 |doi-access=free }}</ref>

<ref name=Mcdonald>{{cite journal|author=McDonald, I.|author2=Zijlstra, A. A.|author3=Boyer, M. L.|date=2012|title=Fundamental Parameters and Infrared Excesses of Hipparcos Stars|journal=Monthly Notices of the Royal Astronomical Society|volume=427|issue=1|pages=343–57|bibcode=2012MNRAS.427..343M|arxiv = 1208.2037 |doi = 10.1111/j.1365-2966.2012.21873.x |doi-access=free |s2cid=118665352}}</ref>

<ref name="van Leeuwen2007">{{cite journal | title=Validation of the new Hipparcos reduction | url=http://www.aanda.org/articles/aa/full/2007/41/aa8357-07/aa8357-07.html | last1=van Leeuwen | first1=F. | journal=Astronomy and Astrophysics | volume=474 | issue=2 | pages=653–664 | year=2007 | arxiv=0708.1752 | bibcode=2007A&A...474..653V | doi=10.1051/0004-6361:20078357 | s2cid=18759600 }}[http://webviz.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=I/311/hip2&recno=95882 Vizier catalog entry ]</ref>

}}


{{Stars of Aquila}}


{{DEFAULTSORT:V450 Aquilae}}
* [http://webviz.u-strasbg.fr/viz-bin/VizieR-S?V*%20V450%20Aql GCVS V0450 Aql]
[[Category:Aquila (constellation)]]
* [http://aladin.u-strasbg.fr/AladinPreview?-c=19+33+46.0313%2B05+27+56.547&ident=V*+V450+Aql&submit=Aladin+previewer Image V450 Aquilae]
[[Category:Semiregular variable stars]]
* [http://webviz.u-strasbg.fr/viz-bin/VizieR-S?HIP%2096204 HIP 96204]
[[Category:Henry Draper Catalogue objects|184313]]
{{star-stub}}
[[Category:Aquila constellation]]
[[Category:Objects with variable star designations|Aquilae, V450]]
[[Category:Semiregular variables]]
[[Category:M-type giants]]
[[Category:HD_and_HDE_objects]]
[[Category:Durchmusterung objects]]
[[Category:Hipparcos objects|096204]]


{{var-star-stub}}
{{var-star-stub}}

Latest revision as of 10:58, 22 August 2024

V450 Aquilae

The visual band light curve of V450 Aquilae, adapted from Percy et al. (2001)[1]
Observation data
Epoch J2000      Equinox J2000
Constellation Aquila
Right ascension 19h 33m 46.031s[2]
Declination +05° 27′ 56.54″[2]
Apparent magnitude (V) 6.48
Characteristics
Spectral type M5-5.5III
B−V color index 1.471
Variable type Semiregular
Astrometry
Radial velocity (Rv)3 km/s
Proper motion (μ) RA: −5.26 ± 0.53[2] mas/yr
Dec.: −24.24 ± 0.32[2] mas/yr
Parallax (π)4.94 ± 0.47 mas[2]
Distance660 ± 60 ly
(200 ± 20 pc)
Absolute magnitude (MV)−1.87
Details
Luminosity2172[3] L☉
Temperature3326[3] K
Other designations
SAO 124789, BD+05° 4190, HD 184313, HIP 96204.
Database references
SIMBADdata

V450 Aquilae is semi-regular pulsating star in the constellation Aquila. Located around 660 light-years distant, it shines with a luminosity approximately 2172 times that of the Sun and has a surface temperature of 3326 K.[3]

References

[edit]
  1. ^ Percy, John R.; Wilson, Joseph B.; Henry, Gregory W. (August 2001). "Long-Term VRI Photometry of Small-Amplitude Red Variables. I. Light Curves and Periods". Publications of the Astronomical Society of the Pacific. 113 (786): 983–996. Bibcode:2001PASP..113..983P. doi:10.1086/322153. S2CID 14609175.
  2. ^ a b c d e van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. S2CID 18759600.Vizier catalog entry
  3. ^ a b c McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012). "Fundamental Parameters and Infrared Excesses of Hipparcos Stars". Monthly Notices of the Royal Astronomical Society. 427 (1): 343–57. arXiv:1208.2037. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x. S2CID 118665352.


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