41 Cygni: Difference between revisions
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{{starbox short |
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|name= 41 Cygni |
|name= 41 Cygni |
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|type= F5Iab <ref name=SIMBAD> SIMBAD, [http://simbak.cfa.harvard.edu/simbad/sim-basic?Ident=41+Cygni&submit=SIMBAD+search 41 Cygni] (accessed 27 August 2012) </ref> |
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|ra= {{RA|20|29|23.73561}} <ref name=SIMBAD/> |
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{{Starbox image |
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| image= |
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{{Location mark |
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|image=Cygnus constellation map.svg |
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|float=center |
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|alt= |
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|label= |
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|position=right |
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|width=280 |
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|mark=Red circle.svg |
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|mark_width=10 |
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|mark_link=41 Cygni |
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|x=342|y=642 |
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|caption=Location of 41 Cyg (circled) |
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{{Starbox observe |
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| epoch = J2000 |
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| ra = {{RA|20|29|23.73561}}<ref name=hipparcos>{{cite journal|bibcode=2007A&A...474..653V|title=Validation of the new Hipparcos reduction|journal=Astronomy and Astrophysics|volume=474|issue=2|pages=653|author1=Van Leeuwen|first1=F.|year=2007|doi=10.1051/0004-6361:20078357}}</ref> |
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| appmag_v = 4.02<ref name=luck>{{cite journal|bibcode=2014AJ....147..137L|title=Parameters and Abundances in Luminous Stars|journal=The Astronomical Journal|volume=147|issue=6|pages=137|author1=Luck|first1=R. Earle|year=2014|doi=10.1088/0004-6256/147/6/137}}</ref> |
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{{Starbox character |
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| class = F5II<ref>{{cite journal|bibcode= 2011MNRAS.410..190T}}</ref> |
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| b-v = +0.38<ref name=luck/> |
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| u-b = |
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| variable = |
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{{Starbox astrometry |
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| radial_v = −18.20<ref>{{cite journal|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|author1=Gontcharov|first1=G. A.|year=2006|doi=10.1134/S1063773706110065}}</ref> |
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| prop_mo_ra = 6.89<ref name=hipparcos/> |
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| prop_mo_dec = −0.87<ref name=hipparcos/> |
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| parallax = 4.24 |
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| p_error = 0.16 |
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| parallax_footnote = <ref name=hipparcos/> |
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| absmag_v = −3.32<ref name=kovtyukh>{{cite journal|bibcode=2012MNRAS.423.3268K|arxiv=1204.4115|title=Accurate luminosities from the oxygen λ7771-4 Å triplet and the fundamental parameters of F-G supergiants|journal=Monthly Notices of the Royal Astronomical Society|volume=423|issue=4|pages=3268|author1=Kovtyukh|first1=V. V.|last2=Gorlova|first2=N. I.|last3=Belik|first3=S. I.|year=2012|doi=10.1111/j.1365-2966.2012.21117.x}}</ref> |
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{{Starbox detail |
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| mass = 5.3<ref name=leonid09/> |
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| luminosity = 1,057<ref>{{cite journal|bibcode= 2012MNRAS.427..343M}}</ref> |
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| temperature = 6,570<ref name=leonid09/> |
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| gravity = 2.32<ref name=leonid09/> |
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| metal_fe = |
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| rotational_velocity = |
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| age_myr = 85<ref name=leonid09>{{cite journal|bibcode=2010MNRAS.402.1369L|arxiv=0911.1335}}</ref> |
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}} |
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{{Starbox catalog |
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| names = [[Flamsteed designation|41]] Cyg, [[Harvard Revised catalogue|HR]] 7834, [[Bonner Durchmusterung|BD]]+29°4057, [[Henry Draper catalogue|HD]] 195295, [[Smithsonian Astrophysical Observatory Star Catalog|SAO]] 70095, [[FK5]] 1534, [[Hipparcos catalogue|HIP]] 101076 |
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}} |
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{{Starbox reference |
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| Simbad=41+Cygni |
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}} |
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{{Starbox end}} |
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'''41 Cygni''' ('''41 Cyg''') is a [[star]] in the [[constellation]] [[Cygnus (constellation)|Cygnus]]. Its [[apparent magnitude]] is 3.99. |
'''41 Cygni''' ('''41 Cyg''') is a [[star]] in the [[constellation]] [[Cygnus (constellation)|Cygnus]]. Its [[apparent magnitude]] is 3.99. |
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Revision as of 19:47, 1 February 2016
Observation data Epoch J2000 Equinox J2000 | |
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Constellation | Cygnus |
Right ascension | 20h 29m 23.73561s[1] |
Declination | +30° 22′ 06.7968″[1] |
Apparent magnitude (V) | 4.02[2] |
Characteristics | |
Spectral type | F5II[3] |
B−V color index | +0.38[2] |
Astrometry | |
Radial velocity (Rv) | −18.20[4] km/s |
Proper motion (μ) | RA: 6.89[1] mas/yr Dec.: −0.87[1] mas/yr |
Parallax (π) | 4.24 ± 0.16 mas[1] |
Distance | 770 ± 30 ly (236 ± 9 pc) |
Absolute magnitude (MV) | −3.32[5] |
Details | |
Mass | 5.3[6] M☉ |
Luminosity | 1,057[7] L☉ |
Surface gravity (log g) | 2.32[6] cgs |
Temperature | 6,570[6] K |
Age | 85[6] Myr |
Other designations | |
Database references | |
SIMBAD | data |
41 Cygni (41 Cyg) is a star in the constellation Cygnus. Its apparent magnitude is 3.99.
References
- ^ a b c d e Van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.
- ^ a b Luck, R. Earle (2014). "Parameters and Abundances in Luminous Stars". The Astronomical Journal. 147 (6): 137. Bibcode:2014AJ....147..137L. doi:10.1088/0004-6256/147/6/137.
- ^ . Bibcode:2011MNRAS.410..190T.
{{cite journal}}
: Cite journal requires|journal=
(help); Missing or empty|title=
(help) - ^ Gontcharov, G. A. (2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.
- ^ Kovtyukh, V. V.; Gorlova, N. I.; Belik, S. I. (2012). "Accurate luminosities from the oxygen λ7771-4 Å triplet and the fundamental parameters of F-G supergiants". Monthly Notices of the Royal Astronomical Society. 423 (4): 3268. arXiv:1204.4115. Bibcode:2012MNRAS.423.3268K. doi:10.1111/j.1365-2966.2012.21117.x.
{{cite journal}}
: CS1 maint: unflagged free DOI (link) - ^ a b c d . arXiv:0911.1335. Bibcode:2010MNRAS.402.1369L.
{{cite journal}}
: Cite journal requires|journal=
(help); Missing or empty|title=
(help) - ^ . Bibcode:2012MNRAS.427..343M.
{{cite journal}}
: Cite journal requires|journal=
(help); Missing or empty|title=
(help)