| 词条 | 78 Pegasi |
| 释义 |
| name = 78 Pegasi }}{{Starbox image |image={{Location mark |image=Pegasus constellation map.svg|alt=|float=center|width=280 |label=|position=right |mark=Red circle.svg|mark_width=10|mark_link=78 Pegasi |x=248|y=258 }} |caption=Location of 78 Pegasi (circled) }}{{Starbox observe | epoch = J2000 | constell = Pegasus | ra = {{RA|23|43|59.48560}}[1] | dec = {{DEC|29|21|41.2342}}[1] | appmag_v = 4.93[2] (5.07 / 8.10)[4] }}{{Starbox character | class = K0III[3] | b-v = +0.96[4] | u-b = +0.63[4] }}{{Starbox astrometry | radial_v = -8.33[5] | prop_mo_ra = +71.10[1] | prop_mo_dec = -40.58[1] | parallax = 14.54 | p_error = 0.56 | parallax_footnote = [1] | absmag_v = 0.75[2] }}{{Starbox orbit | reference = [6] | period = 630.15 | axis = 1.614 | inclination = 60.64 | node = 172.55 | periastron = B 2247.71 | eccentricity = 0.112 | periarg = 241.27 }}{{Starbox detail | mass = 1.50[7] | radius = 10[7] | temperature = 4,898[7] | luminosity = 57.35[2] | rotational_velocity = 1.1[8] | gravity = 2.62[7] | metal_fe = +0.01[2] }}{{Starbox catalog | names = BD+28°4627, CCDM J23440+2922AB, GC 32954, HIP 117073, HR 8997, HD 222842, SAO 91457, WDS J23440+2922AB }}{{Starbox reference | Simbad = 78+Pegasi }}{{Starbox end}}78 Pegasi (78 Peg) is a class K0III[3] (orange giant) star in the constellation Pegasus. Its apparent magnitude is 4.93[2] and it is approximately 224 light years away based on parallax.[1] It is a binary star, orbiting in a 630-year orbit with eccentricity 0.11 with the 8.10 magnitude companion B.[9] References1. ^1 2 3 4 5 {{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 and Astrophysics | volume=474 | issue=2 | pages=653 | year=2007 | last1=Van Leeuwen | first1=F. }} Vizier catalog entry {{Stars of Pegasus}}{{Giant-star-stub}}{{multi-star-stub}}2. ^1 2 3 4 {{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. }} Vizier catalog entry 3. ^1 {{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 | author1=Hoffleit | first1=D. | last2=Warren | first2=W. H. | year=1995 }} 4. ^1 {{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 | pages=443 | author1=Mallama | first1=A. | year=2014 }}Vizier catalog entry 5. ^{{cite journal | bibcode=2008AJ....135..209M | doi=10.1088/0004-6256/135/1/209 | title=Rotational and Radial Velocities for a Sample of 761 Hipparcos Giants and the Role of Binarity | journal=The Astronomical Journal | volume=135 | pages=209 | year=2008 | last1=Massarotti | first1=Alessandro | last2=Latham | first2=David W. | last3=Stefanik | first3=Robert P. | last4=Fogel | first4=Jeffrey }} 6. ^1 {{cite web|url=http://www.usno.navy.mil/USNO/astrometry/optical-IR-prod/wds/orb6|title=Sixth Catalog of Orbits of Visual Binary Stars|work=United States Naval Observatory|accessdate=26 May 2017}} 7. ^1 2 3 {{cite journal | bibcode=1999A&A...352..555A | arxiv=astro-ph/9911002 | title=Fundamental parameters of nearby stars from the comparison with evolutionary calculations: Masses, radii and effective temperatures | journal=Astronomy and Astrophysics | volume=352 | pages=555 | author1=Allende Prieto | first1=C. | last2=Lambert | first2=D. L. | year=1999 }} Vizier catalog entry 8. ^{{cite journal | bibcode=1999A&AS..139..433D | doi=10.1051/aas:1999401 | title=A catalog of rotational and radial velocities for evolved stars | journal=Astronomy and Astrophysics Supplement Series | volume=139 | issue=3 | pages=433 | year=1999 | last1=De Medeiros | first1=J. R. | last2=Mayor | first2=M. | arxiv=astro-ph/0608248 }} Vizier catalog entry 9. ^{{cite journal | bibcode=2012A&A...546A..69M | doi=10.1051/0004-6361/201219774 | title=Dynamical masses of a selected sample of orbital binaries | journal=Astronomy & Astrophysics | volume=546 | pages=A69 | year=2012 | last1=Malkov | first1=O. Yu. | last2=Tamazian | first2=V. S. | last3=Docobo | first3=J. A. | last4=Chulkov | first4=D. A. }} Vizier catalog entry 8 : Pegasus (constellation)|K-type giants|Durchmusterung objects|Flamsteed objects|Hipparcos objects|HR objects|Henry Draper Catalogue objects|Binary stars |
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