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{{Short description|Multiple star systemin the constellation Camelopardalis}}
{{Starbox begin}}
{{Starbox begin}}
{{Starbox observe
{{Starbox observe
| epoch = J2000
| epoch = J2000
| constell = [[Camelopardalis (constellation)|Camelopardalis]]
| constell = [[Camelopardalis (constellation)|Camelopardalis]]
| ra = {{RA|03|57|08.2886}}<ref name="dr2"/>
| ra = {{RA|03|57|08.2886}}<ref name="Gaia DR3"/>
| dec = {{DEC|+61|06|31.9947}}<ref name="dr2"/>
| dec = {{DEC|+61|06|31.9947}}<ref name="Gaia DR3"/>
| appmag_v = 4.98<ref name="MERMILLIOD"/> {{nowrap|(5.20 + 8.08)}}<ref name=mnras389_2_869/>
| appmag_v = 4.98<ref name="MERMILLIOD"/> {{nowrap|(5.20 + 8.08)}}<ref name=mnras389_2_869/>
}}
}}
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}}
}}
{{Starbox astrometry
{{Starbox astrometry
| radial_v = {{val|−3.82|0.49}}<ref name="dr2"/>
| radial_v = {{val|−4.20|(20)}}<ref name="Gaia DR3"/>
| prop_mo_ra = −1.700<ref name="dr2"/>
| prop_mo_ra = {{val|−2.117|(96)}}
| prop_mo_dec = −13.409<ref name="dr2"/>
| prop_mo_dec = {{val|−12.858|(99)}}
| parallax = 3.3913
| pm_footnote = <ref name="Gaia DR3"/>
| p_error = 0.1647
| parallax = 3.1699
| p_error = 0.1037
| parallax_footnote = <ref name="dr2"/>
| parallax_footnote = <ref name="Gaia DR3"/>
| absmag_v =
| absmag_v =
}}
}}
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}}
}}
{{Starbox catalog
{{Starbox catalog
| names = {{odlist | BD=+60°768 | HD=24480 | HIP=18488 | HR=1205 | SAO=12968 }}<ref name=SIMBAD/>
| names = {{odlist | BD=+60°768 | HD=24480 | HIP=18488 | HR=1205 | ULRA 1609| SAO=12968 }}<ref name=SIMBAD/>
}}
}}
{{Starbox reference
{{Starbox reference
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| title=HD 24480 | access-date=2021-01-25 | postscript=. }}</ref>
| title=HD 24480 | access-date=2021-01-25 | postscript=. }}</ref>


<ref name=dr2>{{cite DR2|474610073947130368}}</ref>
<ref name="Gaia DR3">{{Cite Gaia DR3|474610073947130368}}</ref>


<ref name=Abt2008>{{cite journal
<ref name=Abt2008>{{cite journal
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| journal=The Astrophysical Journal Supplement Series
| journal=The Astrophysical Journal Supplement Series
| volume=176 | pages=216–217 | year=2008
| volume=176 | pages=216–217 | year=2008
| doi=10.1086/525529 | doi-access=free
| issue=1 | doi=10.1086/525529 | doi-access=free
| bibcode=2008ApJS..176..216A }}</ref>
| bibcode=2008ApJS..176..216A }}</ref>


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| journal=The Astronomical Journal
| journal=The Astronomical Journal
| volume=158 | page=20 | year=2019
| volume=158 | page=20 | year=2019
| arxiv=1905.03744 | bibcode=2019AJ....158...20M
| issue=1 | arxiv=1905.03744 | bibcode=2019AJ....158...20M
| doi=10.3847/1538-3881/ab1cbd }}</ref>
| doi=10.3847/1538-3881/ab1cbd | s2cid=148571616 | doi-access=free }}</ref>


<ref name=Parsons2004>{{cite journal
<ref name=Parsons2004>{{cite journal
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| volume=389 | issue=2 | pages=869–879 | date=September 2008
| volume=389 | issue=2 | pages=869–879 | date=September 2008
| bibcode=2008MNRAS.389..869E | arxiv=0806.2878
| bibcode=2008MNRAS.389..869E | arxiv=0806.2878
| doi=10.1111/j.1365-2966.2008.13596.x }}</ref>
| doi=10.1111/j.1365-2966.2008.13596.x | s2cid=14878976 }}</ref>


}}
}}
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{{Stars of Camelopardalis}}
{{Stars of Camelopardalis}}


{{DEFAULTSORT:HD 24480}}
[[Category:K-type giants]]
[[Category:K-type giants]]
[[Category:Double stars]]
[[Category:Double stars]]
[[Category:Camelopardalis (constellation)]]
[[Category:Camelopardalis]]
[[Category:Durchmusterung objects]]
[[Category:Durchmusterung objects]]
[[Category:Henry Draper Catalogue objects|024480]]
[[Category:Henry Draper Catalogue objects|024480]]
[[Category:Hipparcos objects|018488]]
[[Category:Hipparcos objects|018488]]
[[Category:HR objects|1205]]
[[Category:Bright Star Catalogue objects|1205]]




Revision as of 07:41, 28 June 2024

HD 24480
Observation data
Epoch J2000      Equinox J2000
Constellation Camelopardalis
Right ascension 03h 57m 08.2886s[1]
Declination +61° 06′ 31.9947″[1]
Apparent magnitude (V) 4.98[2] (5.20 + 8.08)[3]
Characteristics
Spectral type K4III + A[4]
U−B color index +1.18[2]
B−V color index +1.42[2]
Astrometry
Radial velocity (Rv)−4.20(20)[1] km/s
Proper motion (μ) RA: −2.117(96) mas/yr[1]
Dec.: −12.858(99) mas/yr[1]
Parallax (π)3.1699 ± 0.1037 mas[1]
Distance1,030 ± 30 ly
(320 ± 10 pc)
Details
A
Radius90[5] R☉
Luminosity1,854 – 1,888[5] L☉
Temperature3,986±170[5] K
Other designations
BD+60°768, HD 24480, HIP 18488, HR 1205, SAO 12968[6]
Database references
SIMBADdata

HD 24480 is a multiple[7] star system in the northern constellation of Camelopardalis. The brighter component is a giant star with a stellar classification of K4III and an apparent magnitude of 5.20.[3] The companion is a hotter, A-[4] or B-type star that is a suspected spectroscopic binary system.[7] The visible pair have an angular separation of 1.71 arcseconds.[3]

References

  1. ^ a b c d e Vallenari, A.; et al. (Gaia collaboration) (2023). "Gaia Data Release 3. Summary of the content and survey properties". Astronomy and Astrophysics. 674: A1. arXiv:2208.00211. Bibcode:2023A&A...674A...1G. doi:10.1051/0004-6361/202243940. S2CID 244398875. Gaia DR3 record for this source at VizieR.
  2. ^ a b c Mermilliod, J.-C. (1986). "Compilation of Eggen's UBV data, transformed to UBV (unpublished)". Catalogue of Eggen's UBV Data. SIMBAD. Bibcode:1986EgUBV........0M.
  3. ^ a b c Eggleton, P. P.; Tokovinin, A. A. (September 2008). "A catalogue of multiplicity among bright stellar systems". Monthly Notices of the Royal Astronomical Society. 389 (2): 869–879. arXiv:0806.2878. Bibcode:2008MNRAS.389..869E. doi:10.1111/j.1365-2966.2008.13596.x. S2CID 14878976.{{cite journal}}: CS1 maint: unflagged free DOI (link)
  4. ^ a b Abt, Helmut A. (2008). "Visual Multiples. IX. MK Spectral Types". The Astrophysical Journal Supplement Series. 176 (1): 216–217. Bibcode:2008ApJS..176..216A. doi:10.1086/525529.
  5. ^ a b c Messineo, M.; Brown, A. G. A. (2019). "A Catalog of Known Galactic K-M Stars of Class I Candidate Red Supergiants in Gaia DR2". The Astronomical Journal. 158 (1): 20. arXiv:1905.03744. Bibcode:2019AJ....158...20M. doi:10.3847/1538-3881/ab1cbd. S2CID 148571616.
  6. ^ "HD 24480". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2021-01-25.{{cite web}}: CS1 maint: postscript (link)
  7. ^ a b Parsons, Sidney B. (May 2004). "New and Confirmed Triple Systems with Luminous Cool Primaries and Hot Companions". The Astronomical Journal. 127 (5): 2915–2930. Bibcode:2004AJ....127.2915P. doi:10.1086/383546.


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