77 Ceti

{{Starbox begin

| name = 77 Ceti

}}

{{Starbox observe

| epoch = J2000

| constell = Cetus

| ra = {{RA|02|34|42.62364}}

| dec = {{DEC|−07|51|34.0026}}

| appmag_v = 5.731

}}

{{Starbox character

| type = red giant branch

| class = K2 III

| b-v = {{Val|+1.393|0.008}}

| u-b = +1.68

| variable =

}}

{{Starbox astrometry

| radial_v = {{Val|24.9|2}}

| prop_mo_ra = +59.658

| prop_mo_dec = −63.960

| parallax = 6.5487

| p_error = 0.0618

| parallax_footnote =

| absmag_v = +0.01

}}

{{Starbox detail

| mass = 3.5

| radius = 28

| temperature = 4,478

| luminosity = 239

| gravity = 1.99

| metal_fe = −0.12

| age_myr = 250

}}

{{Starbox catalog

| names = {{odlist | BD=−08°484 | HD=16074 | HIP=12002 | HR=752 | SAO=129984 | WDS+J02347-0752A }}

}}

{{Starbox reference

| Simbad = 77+Cet

}}

77 Ceti is a single, orange-hued star located 498 light years away in the equatorial constellation of Cetus. It is faintly visible to the naked eye, having an apparent visual magnitude of 5.7. This is an evolved giant star with a stellar classification of K2 III. It is radiating 239 times the Sun's luminosity from its photosphere at an effective temperature of {{val|fmt=commas|4478|ul=K}}.

References

{{reflist|refs=

{{cite journal

| last1=Eggleton | first1=P. P. | last2=Tokovinin | first2=A. A.

| title=A catalogue of multiplicity among bright stellar systems

| journal=Monthly Notices of the Royal Astronomical Society

| volume=389 | issue=2 | pages=869–879 | date=September 2008

| doi=10.1111/j.1365-2966.2008.13596.x

| doi-access=free | bibcode=2008MNRAS.389..869E | arxiv=0806.2878 | s2cid=14878976 }}

{{cite journal |bibcode=2022ApJ...925..164H |title=Beyond Spectroscopy. I. Metallicities, Distances, and Age Estimates for over 20 Million Stars from SMSS DR2 and Gaia EDR3 |last1=Huang |first1=Yang |last2=Beers |first2=Timothy C. |last3=Wolf |first3=Christian |last4=Lee |first4=Young Sun |last5=Onken |first5=Christopher A. |last6=Yuan |first6=Haibo |last7=Shank |first7=Derek |last8=Zhang |first8=Huawei |last9=Wang |first9=Chun |last10=Shi |first10=Jianrong |last11=Fan |first11=Zhou |journal=The Astrophysical Journal |date=2022 |volume=925 |issue=2 |page=164 |doi=10.3847/1538-4357/ac21cb |doi-access=free |arxiv=2104.14154 }}

{{cite journal

| title=The Tycho-2 catalogue of the 2.5 million brightest stars

| journal=Astronomy and Astrophysics

| last1=Høg | first1=E. | last2=Fabricius | first2=C.

| last3=Makarov | first3=V. V. | last4=Urban | first4=S.

| last5=Corbin | first5=T. | last6=Wycoff | first6=G.

| last7=Bastian | first7=U. | last8=Schwekendiek | first8=P.

| last9=Wicenec | first9=A. | display-authors=1

| volume=355 | pages=L27 | year=2000

| doi=10.1888/0333750888/2862 | bibcode=2000A&A...355L..27H }}

{{cite journal

| title=Michigan catalogue of two-dimensional spectral types for the HD Stars