HD 103079

{{Short description|Star in the constellation Musca}}

{{Starbox begin

| name = HD 103079

}}

{{Starbox image

|image=

{{Location mark

|image=Musca constellation map.svg|alt=|float=center|width=280

|label=|position=right

|mark=Red circle.svg|mark_width=10|mark_link=HD 103079

|x=680|y=225

}}

|caption=Location of HD 103079 (circled)

}}

{{Starbox observe

| epoch = J2000

| constell = Musca

| ra = {{RA|11|51|51.22590}}{{cite journal | arxiv=0708.1752 | bibcode=2007A&A...474..653V | doi=10.1051/0004-6361:20078357 | title=Validation of the new Hipparcos reduction | journal=Astronomy & Astrophysics | volume=474 | issue=2 | pages=653–664 | year=2007 | last1=Van Leeuwen | first1=F | s2cid=18759600 }} [http://vizier.u-strasbg.fr/viz-bin/VizieR-S?HIP%2057851 Vizier catalog entry]

| dec = {{DEC|-65|12|21.2653}}

| appmag_v = 4.89{{cite journal | bibcode=2012AstL...38..331A | doi=10.1134/S1063773712050015 | arxiv=1108.4971 | title=XHIP: An extended hipparcos compilation | journal=Astronomy Letters | volume=38 | issue=5 | pages=331 | year=2012 | last1=Anderson | first1=E | last2=Francis | first2=Ch | s2cid=119257644 }} [http://vizier.u-strasbg.fr/viz-bin/VizieR-4?-source=V/137D/XHIP&HIP=57851 Vizier catalog entry]

}}

{{Starbox character

| class = B4V{{cite journal | bibcode=1995yCat.5050....0H | title=VizieR Online Data Catalog: Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991) | journal=VizieR On-line Data Catalog: V/50. Originally Published in: 1964BS....C......0H | volume=5050 | last1=Hoffleit | first1=D | last2=Warren | first2=W. H | year=1995 }}

| b-v = −0.11{{cite journal | bibcode=2014JAVSO..42..443M | title=Sloan Magnitudes for the Brightest Stars | journal=The Journal of the American Association of Variable Star Observers | volume=42 | issue=2 | pages=443 | last1=Mallama | first1=A | year=2014 }}[http://vizier.u-strasbg.fr/viz-bin/VizieR-4?-source=J/other/JAVSO/42.443/ugriz&HD=103079 Vizier catalog entry]

| u-b = −0.53

}}

{{Starbox astrometry

| radial_v = +20.60{{cite journal | bibcode=1967IAUS...30...57E| title=The Revision of the General Catalogue of Radial Velocities| journal=Determination of Radial Velocities and Their Applications| volume=30| pages=57| last1=Evans| first1=D. S| year=1967}}

| prop_mo_ra = −33.88

| prop_mo_dec = −5.13

| parallax = 9.00

| p_error = 0.47

| parallax_footnote =

| absmag_v = −0.33

}}

{{Starbox detail

| mass = 5.0{{cite journal | bibcode=2011MNRAS.410..190T | doi=10.1111/j.1365-2966.2010.17434.x | arxiv=1007.4883 | title=A catalogue of young runaway Hipparcos stars within 3 kpc from the Sun | journal=Monthly Notices of the Royal Astronomical Society | volume=410 | issue=1 | pages=190–200 | year=2011 | last1=Tetzlaff | first1=N | last2=Neuhäuser | first2=R | last3=Hohle | first3=M. M | doi-access=free | s2cid=118629873 }} [http://vizier.u-strasbg.fr/viz-bin/VizieR-4?-source=J/MNRAS/410/190/table1&HIP=57851 Vizier catalog entry]

| temperature = 20,560{{cite journal | bibcode=2016A&A...591A.118S | doi=10.1051/0004-6361/201628497 |arxiv=1605.07384 | title=The PASTEL catalogue: 2016 version | journal=Astronomy & Astrophysics | volume=591 | pages=A118 | year=2016 | last1=Soubiran | first1=Caroline | last2=Le Campion | first2=Jean-François | last3=Brouillet | first3=Nathalie | last4=Chemin | first4=Laurent | s2cid=119258214 }}

| luminosity = 251

| rotational_velocity = 57

| metal_fe = 0.00{{cite journal | bibcode=2012AstL...38..771G | doi=10.1134/S1063773712120031 | arxiv=1606.08814 | title=Dependence of kinematics on the age of stars in the solar neighborhood | journal=Astronomy Letters | volume=38 | issue=12 | pages=771–782 | year=2012 | last1=Gontcharov | first1=G. A | s2cid=118345778 }} [http://vizier.u-strasbg.fr/viz-bin/VizieR-4?-source=J/PAZh/38/860/thin&HIP=57851 Vizier catalog entry]

}}

{{Starbox catalog

| names = CPD-64°1724, CCDM J11519-6512AB, GC 16241, GSC 08981-04411, HIP 57851, HR 4549, HD 103079, SAO 251617, WDS J11519-6512AB

}}

{{Starbox reference

| Simbad = HD+103079

}}

{{Starbox end}}

HD 103079 is a class B4V (blue main-sequence) star in the constellation Musca. Its apparent magnitude is 4.89 and it is approximately 362 light years away from Earth based on parallax. It is a member of the Lower Centaurus–Crux subgroup of the Scorpius–Centaurus association, a group of predominantly hot blue-white stars that share a common origin and proper motion across the galaxy.{{cite journal|title=A Hipparcos Census of Nearby OB Associations|year=1999|journal=Astronomical Journal|volume=117|issue=1|pages=354–399|bibcode=1999AJ....117..354D|doi=10.1086/300682|arxiv = astro-ph/9809227 |s2cid=16098861 |last1=De Zeeuw |first1=P. T. |last2=Hoogerwerf |first2=R. |last3=De Bruijne |first3=J. H. J. |last4=Brown |first4=A. G. A. |last5=Blaauw |first5=A. }}

It has one reported companion with a magnitude of 7.41 and separation 1.549".{{cite journal | bibcode=2008MNRAS.389..869E | doi=10.1111/j.1365-2966.2008.13596.x | arxiv = 0806.2878 | title=A catalogue of multiplicity among bright stellar systems | journal=Monthly Notices of the Royal Astronomical Society | volume=389 | issue=2 | pages=869 | year=2008 | last1=Eggleton | first1=P. P | last2=Tokovinin | first2=A. A | doi-access=free | s2cid=14878976 }} [http://vizier.u-strasbg.fr/viz-bin/VizieR-4?-source=J/MNRAS/389/869/table1&mHR=4549 Vizier catalog entry]{{cite journal | bibcode=2001AJ....122.3466M | doi=10.1086/323920 | title=The 2001 US Naval Observatory Double Star CD-ROM. I. The Washington Double Star Catalog | journal=The Astronomical Journal | volume=122 | issue=6 | pages=3466 | year=2001 | last1=Mason | first1=Brian D | last2=Wycoff | first2=Gary L | last3=Hartkopf | first3=William I | last4=Douglass | first4=Geoffrey G | last5=Worley | first5=Charles E | doi-access=free }} [http://vizier.u-strasbg.fr/viz-bin/VizieR-4?-source=B/wds/wds&WDS=11519-6512 Vizier catalog entry]