Phi Fornacis References Navigation menudata"Validation of the new Hipparcos reduction"0708.17522007A&A...474..653V10.1051/0004-6361:20078357Vizier catalog entry"* phi For"1995ApJS...99..135A10.1086/1921821606.080532006AstL...32..759G10.1134/S10637737061100651501.031542015ApJ...804..146D10.1088/0004-637X/804/2/1461208.20372012MNRAS.427..343M10.1111/j.1365-2966.2012.21873.x2014ApJS..211...25C10.1088/0067-0049/211/2/25eexpanding ite

Fornax (constellation)A-type main-sequence starsBayer objectsDurchmusterung objectsHipparcos objectsHR objectsHenry Draper Catalogue objectsMain-sequence-star stubs


starconstellationFornaxluminosity





































Phi Fornacis

Observation data
Epoch J2000      Equinox J2000

Constellation

Fornax

Right ascension
 02h 28m 01.70338s[1]

Declination
−33° 48′ 39.7450″[1]

Apparent magnitude (V)
5.13 [2]
Characteristics

Spectral type
A2.5V[3]
B−V color index
+0.08[2]
Astrometry
Radial velocity (Rv)+19.00[4] km/s
Proper motion (μ) RA: +18.99[2] mas/yr
Dec.: +5.13[2] mas/yr
Parallax (π)21.46 ± 0.27[1] mas
Distance152 ± 2 ly
(46.6 ± 0.6 pc)
Absolute magnitude (MV)≤ 1.79[5]
Details
Mass2.11[6] M☉
Surface gravity (log g)4.27[6] cgs
Temperature
7003944900000000000♠9,449±321[6] K
Age238[6] Myr
Other designations
CD−34° 905, FK5 2168, GC 2967, HIP 11477, HR 724, HD 15427, SAO 193723[2]
Database references
SIMBADdata

Phi Fornacis (φ For) is a class A2.5V[3] (white main-sequence) star in the constellation Fornax. Its apparent magnitude is 5.13[2] and it is approximately 152.0 light years away based on parallax.[1] It shines with a luminosity approximately 16 times that of the Sun and has a surface temperature of 8900 K.[7] It is around 1.6 times as massive as the Sun and there is evidence of a circumstellar disk.[8]



References




  1. ^ abcd 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..mw-parser-output cite.citationfont-style:inherit.mw-parser-output .citation qquotes:"""""""'""'".mw-parser-output .citation .cs1-lock-free abackground:url("//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Lock-green.svg/9px-Lock-green.svg.png")no-repeat;background-position:right .1em center.mw-parser-output .citation .cs1-lock-limited a,.mw-parser-output .citation .cs1-lock-registration abackground:url("//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Lock-gray-alt-2.svg/9px-Lock-gray-alt-2.svg.png")no-repeat;background-position:right .1em center.mw-parser-output .citation .cs1-lock-subscription abackground:url("//upload.wikimedia.org/wikipedia/commons/thumb/a/aa/Lock-red-alt-2.svg/9px-Lock-red-alt-2.svg.png")no-repeat;background-position:right .1em center.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registrationcolor:#555.mw-parser-output .cs1-subscription span,.mw-parser-output .cs1-registration spanborder-bottom:1px dotted;cursor:help.mw-parser-output .cs1-ws-icon abackground:url("//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Wikisource-logo.svg/12px-Wikisource-logo.svg.png")no-repeat;background-position:right .1em center.mw-parser-output code.cs1-codecolor:inherit;background:inherit;border:inherit;padding:inherit.mw-parser-output .cs1-hidden-errordisplay:none;font-size:100%.mw-parser-output .cs1-visible-errorfont-size:100%.mw-parser-output .cs1-maintdisplay:none;color:#33aa33;margin-left:0.3em.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration,.mw-parser-output .cs1-formatfont-size:95%.mw-parser-output .cs1-kern-left,.mw-parser-output .cs1-kern-wl-leftpadding-left:0.2em.mw-parser-output .cs1-kern-right,.mw-parser-output .cs1-kern-wl-rightpadding-right:0.2em
    Vizier catalog entry


  2. ^ abcdef "* phi For". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2016-04-06.


  3. ^ ab Abt, Helmut A.; Morrell, Nidia I. (July 1995), "The relation between Rotational Velocities and Spectral Peculiarities among A-type stars", The Astrophysical Journal Supplement Series, 99: 135–172, Bibcode:1995ApJS...99..135A, doi:10.1086/192182


  4. ^ 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. arXiv:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.


  5. ^ Lower bound on the absolute magnitude calculated as M=m+5(1+log10⁡p)displaystyle M=m+5(1+log _10p)!,, where Mdisplaystyle M is the star's absolute magnitude, mdisplaystyle m is the star's apparent magnitude, and pdisplaystyle p is the star's measured parallax in arcseconds.


  6. ^ abcd David, Trevor J.; Hillenbrand, Lynne A. (2015), "The Ages of Early-Type Stars: Strömgren Photometric Methods Calibrated, Validated, Tested, and Applied to Hosts and Prospective Hosts of Directly Imaged Exoplanets", The Astrophysical Journal, 804 (2): 146, arXiv:1501.03154, Bibcode:2015ApJ...804..146D, doi:10.1088/0004-637X/804/2/146.


  7. ^ 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.


  8. ^ Chen, Christine H.; Mittal, Tushar; Kuchner, Marc; Forrest, William J.; Lisse, Carey M.; Manoj, P.; Sargent, Benjamin A.; Watson, Dan M. (2014). "The Spitzer Infrared Spectrograph Debris Disk Catalog. I. Continuum Analysis of Unresolved Targets". The Astrophysical Journal Supplement. 211 (2): 22. Bibcode:2014ApJS..211...25C. doi:10.1088/0067-0049/211/2/25. 25.









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