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{{Short description|Star in the constellation Camelopardalis}} |
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{{starbox short |
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{{Starbox begin}} |
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{{Starbox observe |
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| epoch = [[J2000.0]] |
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|type= A7Vn <ref name=SIMBAD>SIMBAD, [http://simbak.cfa.harvard.edu/simbad/sim-basic?Ident=14+Camelopardalis&submit=SIMBAD+search 14 Camelopardalis] (accessed 29 July 2012)</ref> |
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⚫ | | constell = [[Camelopardalis (constellation)|Camelopardalis]] |
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| ra = {{RA|05|13|31.24447}}<ref name=GaiaDR2/> |
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|names={{odlist|BD=+62° |
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| appmag_v = 6.49<ref name=Anderson2012/> |
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}} |
}} |
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{{Starbox character |
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'''14 Camelopardalis''' ('''14 Cam''') is a [[star]] in the [[constellation]] [[Camelopardalis]]. Its [[apparent magnitude]] is 6.49. |
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| type = main sequence<ref name=zorec2012/> |
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| class = A7 Vn<ref name=Cowley1969/> |
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| b-v = {{Val|0.204|0.006}}<ref name=Anderson2012/> |
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| variable = |
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}} |
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{{Starbox astrometry |
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| radial_v = {{Val|−4.0|4.3}}<ref name=Anderson2012/> |
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| prop_mo_ra = −36.338<ref name=GaiaDR2/> |
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| prop_mo_dec = +1.038<ref name=GaiaDR2/> |
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| parallax = 11.9698 |
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| p_error = 0.0505 |
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| parallax_footnote = <ref name=GaiaDR2/> |
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| absmag_v = 2.00<ref name=Anderson2012/> |
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}} |
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{{Starbox detail |
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| source = |
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| mass = 1.61<ref name=David2015/> |
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| radius = |
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| gravity = 3.96<ref name=David2015/> |
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| luminosity = {{Val|15.1|1.4|1.3}}<ref name=zorec2012/> |
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| temperature = {{Val|7872|268|fmt=commas}}<ref name=David2015/> |
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| metal_fe = |
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| rotational_velocity = 312<ref name=zorec2012/> |
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| age_myr = 504<ref name=David2015/> |
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}} |
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{{Starbox catalog |
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⚫ | | names = {{odlist | F=14 Cam | BD=+62°734 | HD=33296 | HIP=24348 | HR=1678 | SAO=13413 }}<ref name=SIMBAD/> |
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}} |
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{{Starbox reference |
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| Simbad = 14+Cam |
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}} |
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{{Starbox end}} |
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'''14 Camelopardalis''' is a [[star]] in the northern [[circumpolar constellation]] of [[Camelopardalis]], located 272 [[light year]]s away from the Sun as determined by [[stellar parallax|parallax]] measurements. With an [[apparent visual magnitude]] of 6.49,<ref name=Anderson2012/> it is a challenge to view with the naked eye even in excellent viewing conditions. The heliocentric [[radial velocity]] value is poorly constrained, but it appears to be moving closer to the Earth at the rate of around −4 km/s.<ref name=Anderson2012/> |
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This is a white-hued, [[A-type main-sequence star]] with a [[stellar classification]] of A7 Vn,<ref name=Cowley1969/> where the 'n' notation indicates "nebulous" [[absorption line|lines]] due to rapid rotation. The star is 504 million years old with 1.61<ref name=David2015/> times the [[mass of the Sun]] and is spinning with a [[projected rotational velocity]] of 312 km/s.<ref name=zorec2012/> It is radiating 15<ref name=zorec2012/> times the [[Sun's luminosity]] from its [[photosphere]] at an [[effective temperature]] of 7,872 K.<ref name=David2015/> |
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==References== |
==References== |
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{{reflist |
{{reflist|refs= |
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<ref name=GaiaDR2>{{cite DR2|285928759014734592 }}</ref> |
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<ref name=SIMBAD>{{cite simbad | title=14 Cam | accessdate=2019-04-15 }}</ref> |
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<ref name=David2015>{{citation |
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| last1=David | first1=Trevor J. | last2=Hillenbrand | first2=Lynne A. |
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| title=The Ages of Early-Type Stars: Strömgren Photometric Methods Calibrated, Validated, Tested, and Applied to Hosts and Prospective Hosts of Directly Imaged Exoplanets |
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| journal=The Astrophysical Journal |
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| volume=804 | issue=2 | pages=146 | year=2015 |
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| bibcode=2015ApJ...804..146D | doi=10.1088/0004-637X/804/2/146 |
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| arxiv=1501.03154 | s2cid=33401607 | postscript=. }}</ref> |
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<ref name=zorec2012>{{citation |
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| title=Rotational velocities of A-type stars. IV. Evolution of rotational velocities |
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| last1=Zorec | first1=J. | last2=Royer | first2=F. |
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| journal=Astronomy & Astrophysics |
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| volume=537 | pages=A120 | year=2012 |
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| bibcode=2012A&A...537A.120Z | doi=10.1051/0004-6361/201117691 |
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| arxiv=1201.2052 | s2cid=55586789 | postscript=. }}</ref> |
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<ref name=Anderson2012>{{citation |
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| title=XHIP: An extended hipparcos compilation |
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| last1=Anderson | first1=E. | last2=Francis | first2=Ch. |
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| journal=Astronomy Letters |
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| volume=38 | issue=5 | pages=331 | year=2012 |
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| bibcode=2012AstL...38..331A | doi=10.1134/S1063773712050015 |
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| arxiv=1108.4971 | s2cid=119257644 | postscript=. }}</ref> |
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<ref name=Cowley1969>{{citation |
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| last1=Cowley | first1=A. | last2=Cowley | first2=C. |
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| last3=Jaschek | first3=M. | last4=Jaschek | first4=C. |
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| title=A study of the bright A stars. I. A catalogue of spectral classifications |
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| display-authors=1 | journal=Astronomical Journal |
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| volume=74 | pages=375–406 | date=April 1969 |
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| doi=10.1086/110819 | bibcode=1969AJ.....74..375C }}</ref> |
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}} |
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{{Stars of Camelopardalis}} |
{{Stars of Camelopardalis}} |
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[[Category:A-type main-sequence stars]] |
[[Category:A-type main-sequence stars]] |
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[[Category: |
[[Category:Camelopardalis]] |
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[[Category:Durchmusterung objects]] |
[[Category:Durchmusterung objects]] |
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⚫ | |||
[[Category:Henry Draper Catalogue objects|033296]] |
[[Category:Henry Draper Catalogue objects|033296]] |
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[[Category:Hipparcos objects|024348]] |
[[Category:Hipparcos objects|024348]] |
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[[Category: |
[[Category:Bright Star Catalogue objects|1678]] |
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{{main-star-stub}} |
Observation data Epoch J2000.0 Equinox J2000.0 | |
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Constellation | Camelopardalis |
Right ascension | 05h13m 31.24447s[1] |
Declination | +62° 41′ 28.0806″[1] |
Apparent magnitude (V) | 6.49[2] |
Characteristics | |
Evolutionary stage | main sequence[3] |
Spectral type | A7 Vn[4] |
B−V color index | 0.204±0.006[2] |
Astrometry | |
Radial velocity (Rv) | −4.0±4.3[2] km/s |
Proper motion (μ) | RA: −36.338[1] mas/yr Dec.: +1.038[1] mas/yr |
Parallax (π) | 11.9698 ± 0.0505 mas[1] |
Distance | 272 ± 1 ly (83.5 ± 0.4 pc) |
Absolute magnitude (MV) | 2.00[2] |
Details | |
Mass | 1.61[5] M☉ |
Luminosity | 15.1+1.4 −1.3[3] L☉ |
Surface gravity (log g) | 3.96[5] cgs |
Temperature | 7,872±268[5] K |
Rotational velocity (v sin i) | 312[3] km/s |
Age | 504[5] Myr |
Other designations | |
14 Cam, BD+62°734, HD 33296, HIP 24348, HR 1678, SAO 13413[6] | |
Database references | |
SIMBAD | data |
14 Camelopardalis is a star in the northern circumpolar constellationofCamelopardalis, located 272 light years away from the Sun as determined by parallax measurements. With an apparent visual magnitude of 6.49,[2] it is a challenge to view with the naked eye even in excellent viewing conditions. The heliocentric radial velocity value is poorly constrained, but it appears to be moving closer to the Earth at the rate of around −4 km/s.[2]
This is a white-hued, A-type main-sequence star with a stellar classification of A7 Vn,[4] where the 'n' notation indicates "nebulous" lines due to rapid rotation. The star is 504 million years old with 1.61[5] times the mass of the Sun and is spinning with a projected rotational velocity of 312 km/s.[3] It is radiating 15[3] times the Sun's luminosity from its photosphere at an effective temperature of 7,872 K.[5]
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