Phi Velorum

{{Starbox begin

| name = φ Velorum

}}

{{Starbox image

| image=

{{Location mark

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

|label=|position=right

|mark=Red circle.svg|mark_width=10|mark_link=φ Vel

|x=413|y=630

}}

|caption=Location of φ Velorum (circled)

}}

{{Starbox observe

| epoch = J2000

| ra = {{RA|09|56|51.742}}

| dec = {{DEC|−54|34|04.04}}

| appmag_v = 3.53

| constell = Vela

}}

{{Starbox character

| class = B5 Ib

| b-v = −0.08

| u-b = −0.62

| variable =

}}

{{Starbox astrometry

| radial_v = 13.9

| prop_mo_ra = {{nowrap|−13.08 ± 0.10}}

| prop_mo_dec = {{nowrap|3.55 ± 0.10}}

| parallax = 2.05

| p_error = 0.11

| parallax_footnote =

| absmag_v = −5.4

}}

{{Starbox detail

| mass = 10.1

| radius = 31

| temperature = 14,600

| luminosity = 28,200

| rotational_velocity = 17

| gravity = 2.55

| age_myr = 22.6

}}

{{Starbox catalog

| names = Tseen Ke, HR 3940, HD 86440, SAO 237522, CD−53°3251, FK5 375, GC 13711, HIP 48774, 2MASS J09565173-5434041, IRAS 09550-5419, WDS J09569-5434, CCDM 09569-5434

}}

{{Starbox reference

|Simbad = Phi+Velorum

}}

Phi Velorum (φ Vel, φ Velorum) is a star in the constellation Vela. It is a blue-white B-type supergiant with an apparent magnitude of +3.53. It is approximately 1,590 light years from Earth.

Nomenclature

φ Velorum (Latinised to Phi Velorum, abbreviated to φ Vel) is the Bayer designation for this star. It is also listed as HR 3940 in the Bright Star Catalogue and HD 86440 in the Henry Draper Catalogue. It has the traditional name Tseen Ke, from Chinese 天紀 (Mandarin tiānjì) "star chart". (lit. "Record of Heaven").

Properties

φ Velorum has a temperature of 14,600 K. Combined with a radius of {{solar radius|31}}, it has a luminosity of {{solar luminosity|28,200}}. It has exhausted its core hydrogen and left the main sequence to become a supergiant. It has a current mass of about {{solar mass|10}}.

Companion

φ Velorum has an optical companion 39" away. It is a 12th magnitude K0 giant star.

References

{{Reflist|refs=

{{cite journal|bibcode= 2001AJ....122.3466M|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|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.|year= 2001|doi= 10.1086/323920|doi-access= free}}

{{cite journal|bibcode= 1985A&AS...60..183L|title= A study of visual double stars with early type primaries. IV Astrophysical data|journal= Astronomy and Astrophysics Supplement Series|volume= 60|pages= 183|last1= Lindroos|first1= K. P.|year= 1985}}

{{cite book | last=Allen | first=Richard Hinck | title=Star Names & Their Meanings | year=1899 | publisher=Kessinger Publishing | page=74 | url=https://books.google.com/books?id=_GUDis0bETgC&pg=PA74 | isbn=978-0-7661-4028-8 }}{{Dead link|date=March 2023 |bot=InternetArchiveBot |fix-attempted=yes }}

{{cite journal | title=Validation of the new Hipparcos reduction | url=http://www.aanda.org/index.php?option=com_article&access=bibcode&Itemid=129&bibcode=2007A%2526A...474..653VFUL | last1=van Leeuwen | first1=F. | journal=Astronomy and Astrophysics | volume=474 | issue=2 | pages=653–664 | year=2007 | arxiv=0708.1752 | bibcode=2007A&A...474..653V | doi=10.1051/0004-6361:20078357 |s2cid = 18759600}} [http://webviz.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=I/311/hip2&recno=48622 Vizier catalog entry ]

{{cite book|bibcode=1975mcts.book.....H |title= University of Michigan Catalogue of two-dimensional spectral types for the HD stars. Volume I. Declinations -90° to -53.0° |last1= Houk |first1= N. |last2= Cowley |first2= A. P. |year= 1975 }}

{{cite journal|bibcode=2002yCat.2237....0D|title=VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system|journal=CDS/ADC Collection of Electronic Catalogues|volume=2237|last1=Ducati|first1=J. R.|year=2002}}

{{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=759–771 |last1=Gontcharov |first1=G. A. |year=2006 |doi=10.1134/S1063773706110065 |arxiv = 1606.08053 |s2cid=119231169 }}

{{cite journal|bibcode= 2011MNRAS.410..190T|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|last1= Tetzlaff|first1= N.|last2= Neuhäuser|first2= R.|last3= Hohle|first3= M. M.|year= 2011|doi= 10.1111/j.1365-2966.2010.17434.x|doi-access= free|arxiv = 1007.4883 |s2cid= 118629873}}

{{cite journal|bibcode=2010MNRAS.404.1306F|arxiv=1001.3337|title=Atmospheric parameters and rotational velocities for a sample of Galactic B-type supergiants|journal=Monthly Notices of the Royal Astronomical Society|volume=404|issue=3|pages=1306|last1=Fraser|first1=M.|last2=Dufton|first2=P. L.|last3=Hunter|first3=I.|last4=Ryans|first4=R. S. I.|year=2010|doi=10.1111/j.1365-2966.2010.16392.x|doi-access=free |s2cid=118674151}}

{{cite journal|bibcode=2007A&A...463.1093L|arxiv=astro-ph/0611484|title=Statistical properties of a sample of periodically variable B-type supergiants. Evidence for opacity-driven gravity-mode oscillations|journal=Astronomy and Astrophysics|volume=463|issue=3|pages=1093|last1=Lefever|first1=K.|last2=Puls|first2=J.|last3=Aerts|first3=C.|year=2007|doi=10.1051/0004-6361:20066038|s2cid=8783008}}

}}

Velorum, Phi

Category:Vela (constellation)

Category:B-type supergiants

Category:Durchmusterung objects