{{Short description|Star in the constellation Boötes}} {{Starbox begin}} {{Starbox observe | epoch=J2000 | constell=[[Boötes]]<ref name=xhip/> | ra={{RA|14|34|38.4998}}<ref name=dr3/> | dec={{DEC|+36|37|33.829}}<ref name=dr3/> | appmag_v=6.1657<ref name="Famaey2005"/> }} {{Starbox character | type=[[red giant branch]]<ref name=gontcharov2011/><ref name=dr3/> | class=K4III<ref name=aass85_3_1069/> | r-i = | v-r = | b-v = +1.38<ref name=pasp96_441/> | u-b = +1.59<ref name=pasp96_441/> | variable= }} {{Starbox astrometry | radial_v={{val|-9.88|0.20}}<ref name="Famaey2005"/> | prop_mo_ra=−24.973<ref name=dr3/> | prop_mo_dec=−46.654<ref name=dr3/> | parallax=5.9435 | p_error=0.0293 | parallax_footnote=<ref name=dr3/> | absmag_v=+0.07<ref name=xhip/> }} {{Starbox detail | mass=2.6<ref name=dr3/> | radius=24<ref name=dr3/> | luminosity=214<ref name=dr3/> | temperature=4,420<ref name=dr3/> | metal_fe={{val|-0.11|0.09}} <ref name=aas134_523/> | gravity=2.01<ref name=dr3/> | rotational_velocity= | age_myr=558<ref name=dr3/> }} {{Starbox catalog | names=[[Bonner Durchmusterung|BD]]+37°2551, [[Henry Draper Catalogue|HD]] 128198, [[Hipparcos catalogue|HIP]] 71277, [[Harvard Revised catalogue|HR]] 5448, [[Smithsonian Astrophysical Observatory catalogue|SAO]] 64227<ref name=simbad/> }} {{Starbox reference | Simbad=HD+128198 }} {{Starbox end}} '''HD 128198''' is a [[giant star]] in the northern [[constellation]] of [[Boötes]], about 549 light years away.
==References== <references> <ref name=simbad>{{cite simbad |title=HD 128198 |access-date=2025-04-17 }}</ref>
<ref name=dr3>{{cite Gaia DR3|1486476022094747008}}</ref>
<ref name=xhip>{{cite journal |bibcode=2012AstL...38..331A |title=XHIP: An extended hipparcos compilation |last1=Anderson |first1=E. |last2=Francis |first2=Ch. |journal=Astronomy Letters |date=2012 |volume=38 |issue=5 |page=331 |doi=10.1134/S1063773712050015 |arxiv=1108.4971 }}</ref>
<ref name=gontcharov2011>{{cite journal |bibcode=2011AstL...37..707G |title=The red giant branch in the Tycho-2 catalogue |last1=Gontcharov |first1=G. A. |journal=Astronomy Letters |date=2011 |volume=37 |issue=10 |page=707 |doi=10.1134/S1063773711090040 |arxiv=1607.00557 }}</ref>
<ref name="Famaey2005">{{citation | display-authors=1 | last1 = Famaey | first1 = B. | last2 = Jorissen | first2 = A. | last3 = Luri | first3 = X. | last4 = Mayor | first4 = M. | last5 = Udry | first5 = S. | last6 = Dejonghe | first6 = H. | last7 = Turon | first7 = C. | title = Local kinematics of K and M giants from CORAVEL/Hipparcos/Tycho-2 data. Revisiting the concept of superclusters | journal = Astronomy and Astrophysics | volume = 430 | pages = 165–186 | date = 2005 | doi = 10.1051/0004-6361:20041272 | bibcode = 2005A&A...430..165F | postscript=. |arxiv = astro-ph/0409579 | s2cid = 17804304 }}</ref>
<ref name=pasp96_441>{{citation | last1=Guetter | first1=H. H. | last2=Hewitt | first2=A. V. | title=Photoelectric UBV photometry for 317 PZT and VZT stars | journal=Publications of the Astronomical Society of the Pacific | volume=96 | pages=441–443 | date=June 1984 | doi=10.1086/131362 | bibcode=1984PASP...96..441G | postscript=. | doi-access=free}}</ref>
<ref name=aas134_523>{{citation|last=Taylor|first=B.J.|title=Catalogs of temperatures and [Fe/H] averages for evolved G and K stars|journal=Astronomy and Astrophysics Supplement|volume=134|pages=523–524|date=February 1999|issue=3|doi=10.1051/aas:1999153|bibcode=1999A&AS..134..523T|postscript=.|url=https://scholarsarchive.byu.edu/cgi/viewcontent.cgi?article=1642&context=facpub|doi-access=free}}</ref>
<ref name=aass85_3_1069>{{citation|last1=Sato|first1=K.|last2=Kuji|first2=S.|title=MK classification and photometry of stars used for time and latitude observations at Mizusawa and Washington|journal=Astronomy and Astrophysics Supplement Series|volume=85|issue=3|pages=1069–1087|date=November 1990|bibcode=1990A&AS...85.1069S|postscript=.}}</ref> </references>
==External links== * [http://webviz.u-strasbg.fr/viz-bin/VizieR-S?HR%205448 HR 5448] * [https://aladin.u-strasbg.fr/AladinLite?-c=14+34+38.5001%2B36+37+33.830&ident=SV*+ZI++1077&submit=Aladin+previewer Image HD 128198]
{{Stars of Boötes}}
[[Category:Boötes]] [[Category:Henry Draper Catalogue objects|128198]] [[Category:Hipparcos objects|071277]] [[Category:K-type giants]] [[Category:Bright Star Catalogue objects|5448]] [[Category:Durchmusterung objects]]
{{giant-star-stub}}