Astronomy:HD 208177: Difference between revisions

From HandWiki
(simplify)
 
(change)
 
Line 5: Line 5:
{{Starbox observe
{{Starbox observe
  | epoch=J2000
  | epoch=J2000
| constell=[[Astronomy:Aquarius (constellation)|Aquarius]]<ref name=xhip/>
  | ra={{RA|21|54|35.91630}}<ref name="van Leeuwen2007"/>
  | ra={{RA|21|54|35.91630}}<ref name="van Leeuwen2007"/>
  | dec={{DEC|−03|18|04.5532}}<ref name="van Leeuwen2007"/>
  | dec={{DEC|−03|18|04.5532}}<ref name="van Leeuwen2007"/>
  | appmag_v=6.20<ref name=aass34_1/>
  | appmag_v=6.20<ref name=aass34_1/>
| constell=[[Astronomy:Aquarius (constellation)|Aquarius]]
}}
}}
{{Starbox character
{{Starbox character
Line 17: Line 17:
}}
}}
{{Starbox astrometry
{{Starbox astrometry
  | radial_v=-20<ref name="Gontcharov"/>
  | radial_v=−20<ref name="Gontcharov"/>
  | prop_mo_ra=+29.06<ref name="van Leeuwen2007"/>
  | prop_mo_ra=+29.06<ref name="van Leeuwen2007"/>
  | prop_mo_dec=−29.87<ref name="van Leeuwen2007"/>
  | prop_mo_dec=−29.87<ref name="van Leeuwen2007"/>
Line 23: Line 23:
  | p_error=1.32
  | p_error=1.32
  | parallax_footnote=<ref name="van Leeuwen2007"/>
  | parallax_footnote=<ref name="van Leeuwen2007"/>
  | absmag_v=
  | absmag_v=+2.05<ref name=xhip/>
}}
}}
{{Starbox detail
{{Starbox detail
Line 37: Line 37:
}}
}}
{{Starbox catalog
{{Starbox catalog
  | names=[[Astronomy:Durchmusterung|BD]]-03° 5329, HD 208177, HIP 108144, [[Astronomy:Bright Star Catalogue|HR]] 8363, [[Astronomy:Smithsonian Astrophysical Observatory Star Catalog|SAO]] 145735. }}
  | names=[[Astronomy:Durchmusterung|BD]]−03°5329, [[Astronomy:Henry Draper Catalogue|HD]] 208177, [[Astronomy:Hipparcos Catalogue|HIP]] 108144, [[Astronomy:Bright Star Catalogue|HR]] 8363, [[Astronomy:Smithsonian Astrophysical Observatory Star Catalog|SAO]] 145735
}}
{{Starbox reference
{{Starbox reference
  | Simbad=HD+208177
  | Simbad=HD+208177
| Simbad2=TYC+5215-1025-1|sn2=B
}}
}}
{{Starbox reference
{{starbox sources|HIP|CCDM|HR}}
| Simbad=ADS+15432
}}<!--
-->{{starbox sources|HIP|CCDM|HR}}
{{Starbox end}}
{{Starbox end}}
'''HD 208177''' is a [[Astronomy:Double star|double star]] system in the equatorial [[Astronomy:Constellation|constellation]] of [[Astronomy:Aquarius (constellation)|Aquarius]].<ref name="aj147_4_87"/> They are faintly visible to the naked eye with an [[Astronomy:Apparent magnitude|apparent magnitude]] of 6.20.<ref name=aass34_1/> The pair have an angular separation of 19.113[[Arcsecond|″]].<ref name="al34_6_405"/> The primary component is an evolved subgiant star with a [[Astronomy:Stellar classification|stellar classification]] of F5IV.<ref name=aj80_637/> It has an estimated 163%<ref name="aj147_4_87"/> of the [[Astronomy:Solar mass|Sun's mass]] and is about 1.7 billion years old<ref name="aa530_A138"/>
'''HD 208177''' is a [[Astronomy:Double star|double star]] system in the equatorial [[Astronomy:Constellation|constellation]] of [[Astronomy:Aquarius (constellation)|Aquarius]].<ref name="aj147_4_87"/> They are faintly visible to the naked eye with an [[Astronomy:Apparent magnitude|apparent magnitude]] of 6.20.<ref name=aass34_1/> The pair have an angular separation of 19.113[[Arcsecond|″]].<ref name="al34_6_405"/> The primary component is an evolved subgiant star with a [[Astronomy:Stellar classification|stellar classification]] of F5IV.<ref name=aj80_637/> It has an estimated 163%<ref name="aj147_4_87"/> of the [[Astronomy:Solar mass|Sun's mass]] and is about 1.7 billion years old<ref name="aa530_A138"/>
Line 51: Line 50:
{{reflist|refs=
{{reflist|refs=


<ref name="van Leeuwen2007">{{citation
<ref name=xhip>{{cite journal |bibcode=2012AstL...38..331A |title=XHIP: An extended hipparcos compilation |last1=Anderson |first1=E. |last2=Francis |first2=Ch. |journal=Astronomy Letters |date=2012 |volume=38 |issue=5 |page=331 |doi=10.1134/S1063773712050015 |arxiv=1108.4971 }}</ref>
 
<ref name="van Leeuwen2007">{{cite journal
  | title=Validation of the new Hipparcos reduction
  | title=Validation of the new Hipparcos reduction
  | last1=van Leeuwen | first1=F.
  | last1=van Leeuwen | first1=F.
Line 58: Line 59:
  | arxiv=0708.1752 | bibcode=2007A&A...474..653V
  | arxiv=0708.1752 | bibcode=2007A&A...474..653V
  | doi=10.1051/0004-6361:20078357
  | doi=10.1051/0004-6361:20078357
| s2cid=18759600 }}</ref>
| s2cid=18759600 }}</ref>


<ref name="Gontcharov">{{Cite journal| doi = 10.1134/S1063773706110065| bibcode=2006AstL...32..759G| title = Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system| journal = Astronomy Letters| volume = 32| issue = 11| pages = 759–771| date = November 2006| last1 = Gontcharov | first1 = G. A.|arxiv = 1606.08053 | s2cid=119231169}}</ref>
<ref name="Gontcharov">{{Cite journal| doi = 10.1134/S1063773706110065| bibcode=2006AstL...32..759G| title = Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system| journal = Astronomy Letters| volume = 32| issue = 11| pages = 759–771| date = November 2006| last1 = Gontcharov | first1 = G. A.|arxiv = 1606.08053 | s2cid=119231169}}</ref>


<ref name=aass34_1>{{citation
<ref name=aass34_1>{{cite journal
  | last1=Nicolet | first1=B.
  | last1=Nicolet | first1=B.
  | title=Photoelectric photometric Catalogue of homogeneous measurements in the UBV System
  | title=Photoelectric photometric Catalogue of homogeneous measurements in the UBV System
Line 70: Line 71:
}}</ref>
}}</ref>


<ref name=aj80_637>{{citation
<ref name=aj80_637>{{cite journal
  | last=Malaroda | first=S.
  | last=Malaroda | first=S.
  | title=Study of the F-type stars. I. MK spectral types
  | title=Study of the F-type stars. I. MK spectral types
Line 77: Line 78:
  | doi=10.1086/111786
  | doi=10.1086/111786
  | bibcode=1975AJ.....80..637M
  | bibcode=1975AJ.....80..637M
| doi-access=free
| doi-access=free
  }}</ref>
  }}</ref>


<ref name="aj147_4_87">{{citation
<ref name="aj147_4_87">{{cite journal
  | title=From Binaries to Multiples. II. Hierarchical Multiplicity of F and G Dwarfs  
  | title=From Binaries to Multiples. II. Hierarchical Multiplicity of F and G Dwarfs  
  | last1=Tokovinin | first1=Andrei  
  | last1=Tokovinin | first1=Andrei  
Line 88: Line 89:
  | doi=10.1088/0004-6256/147/4/87  
  | doi=10.1088/0004-6256/147/4/87  
  | bibcode=2014AJ....147...87T  
  | bibcode=2014AJ....147...87T  
|arxiv = 1401.6827 | s2cid=56066740 }}</ref>
| arxiv = 1401.6827 | s2cid=56066740 }}</ref>


<ref name="aa530_A138">{{cite journal
<ref name="aa530_A138">{{cite journal
Line 107: Line 108:
|arxiv = 1103.4651 | s2cid=56118016 }}</ref>
|arxiv = 1103.4651 | s2cid=56118016 }}</ref>


<ref name="al34_6_405">{{citation
<ref name="al34_6_405">{{cite journal
  | display-authors=1
  | display-authors=1
  | last1=Kiyaeva, O. V.
  | last1=Kiyaeva, O. V.
Line 118: Line 119:
  | doi=10.1134/S1063773708060054  
  | doi=10.1134/S1063773708060054  
  | bibcode=2008AstL...34..405K  
  | bibcode=2008AstL...34..405K  
| s2cid=120588520
| s2cid=120588520
  }}</ref>
  }}</ref>


Latest revision as of 02:29, 19 July 2025

Short description: Double star system in the constellation Aquarius
HD 208177
Observation data
Equinox J2000.0]] (ICRS)
Constellation Aquarius[1]
Right ascension  21h 54m 35.91630s[2]
Declination −03° 18′ 04.5532″[2]
Apparent magnitude (V) 6.20[3]
Characteristics
Spectral type F5IV[4]
U−B color index 0.07[3]
B−V color index 0.48[3]
Astrometry
Radial velocity (Rv)−20[5] km/s
Proper motion (μ) RA: +29.06[2] mas/yr
Dec.: −29.87[2] mas/yr
Parallax (π)16.89 ± 1.32[2] mas
Distance190 ± 20 ly
(59 ± 5 pc)
Absolute magnitude (MV)+2.05[1]
Details
Mass1.63[6] M☉
Surface gravity (log g)3.94[7] cgs
Temperature6,577[7] K
Metallicity [Fe/H]0.30[7] dex
Age1.70[7] Gyr
Mass0.32[6] M☉
Other designations
BD−03°5329, HD 208177, HIP 108144, HR 8363, SAO 145735
Database references
SIMBADdata
B
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 208177 is a double star system in the equatorial constellation of Aquarius.[6] They are faintly visible to the naked eye with an apparent magnitude of 6.20.[3] The pair have an angular separation of 19.113″.[8] The primary component is an evolved subgiant star with a stellar classification of F5IV.[4] It has an estimated 163%[6] of the Sun's mass and is about 1.7 billion years old[7]

References

  1. ↑ 1.0 1.1 Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters 38 (5): 331. doi:10.1134/S1063773712050015. Bibcode: 2012AstL...38..331A. 
  2. ↑ 2.0 2.1 2.2 2.3 2.4 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics 474 (2): 653–664. doi:10.1051/0004-6361:20078357. Bibcode: 2007A&A...474..653V. 
  3. ↑ 3.0 3.1 3.2 3.3 Nicolet, B. (1978). "Photoelectric photometric Catalogue of homogeneous measurements in the UBV System". Astronomy and Astrophysics Supplement Series 34: 1–49. Bibcode: 1978A&AS...34....1N. 
  4. ↑ 4.0 4.1 Malaroda, S. (August 1975). "Study of the F-type stars. I. MK spectral types". Astronomical Journal 80: 637–641. doi:10.1086/111786. Bibcode: 1975AJ.....80..637M. 
  5. ↑ Gontcharov, G. A. (November 2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters 32 (11): 759–771. doi:10.1134/S1063773706110065. Bibcode: 2006AstL...32..759G. 
  6. ↑ 6.0 6.1 6.2 6.3 Tokovinin, Andrei (April 2014). "From Binaries to Multiples. II. Hierarchical Multiplicity of F and G Dwarfs". The Astronomical Journal 147 (4): 14. doi:10.1088/0004-6256/147/4/87. 87. Bibcode: 2014AJ....147...87T. 
  7. ↑ 7.0 7.1 7.2 7.3 7.4 Casagrande, L. et al. (2011). "New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s). Improved astrophysical parameters for the Geneva-Copenhagen Survey". Astronomy & Astrophysics 530 (A138): 21. doi:10.1051/0004-6361/201016276. Bibcode: 2011A&A...530A.138C. 
  8. ↑ Kiyaeva, O. V. et al. (June 2008). "Dynamical study of wide pairs of stars based on data from the WDS catalog". Astronomy Letters 34 (6): 405–412. doi:10.1134/S1063773708060054. Bibcode: 2008AstL...34..405K. 

External links



Retrieved from "https://handwiki.org/wiki/index.php?title=Astronomy:HD_208177&oldid=3741398"