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{{Short description|Globular cluster in the constellation Ophiuchus }}
{{Infobox globular cluster
{{Infobox globular cluster
| name = NGC 6304
| name = NGC 6304
| image = [[File:NGC6304atlas c.jpg|200px]]
| image = [[File:NGC6304atlas c.jpg|200px]]
| caption =
| caption =
| credit =
| credit = [http://www.ipac.caltech.edu/2mass/ 2MASS]
| epoch = [[J2000.0]] <ref name=SIMBAD>{{cite simbad |title=NGC 6304 |accessdate=2012-08-18}}</ref>
| epoch = [[J2000.0]]<ref name=SIMBAD>{{cite simbad |title=NGC 6304 |access-date=2012-08-18}}</ref>
| ra = {{RA|17|14|32.25}} <ref name=SIMBAD/>
| ra = {{RA|17|14|32.25}} <ref name=SIMBAD/>
| dec = {{DEC|-29|27|43.3}} <ref name=SIMBAD/>
| dec = {{DEC|-29|27|43.3}} <ref name=SIMBAD/>
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|url=http://spider.seds.org/spider/MWGC/n6304.html
|url=http://spider.seds.org/spider/MWGC/n6304.html
|work=[[SEDS]]
|work=[[SEDS]]
|accessdate=2012-08-18
|access-date=2012-08-18
}}</ref>
}}</ref>
| constellation = [[Ophiuchus]] <ref name=DOCdb/>
| constellation = [[Ophiuchus]]<ref name=DOCdb/>
| dist_ly = 19.2 kly <ref name=SEDS/>
| dist_ly = 19.2 kly <ref name=SEDS/>
| dist_pc =
| dist_pc =
| appmag_v = 9.03 <ref name=SIMBAD/>
| appmag_v = 9.03 <ref name=SIMBAD/>
| size_v =
| size_v = 3.8'
| mass_msol =
| mass_msol =
| mass_kg =
| mass_kg =
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|url=http://gclusters.altervista.org/cluster_4.php?ggc=NGC+6304
|url=http://gclusters.altervista.org/cluster_4.php?ggc=NGC+6304
|title=NGC 6304
|title=NGC 6304
|accessdate=2012-08-18
|access-date=2012-08-18
}}</ref>
}}</ref>
| metal_fe = -0.45 <ref name=aVgGCdb/>
| metal_fe = -0.45 <ref name=aVgGCdb/>
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| last1=Forbes | first1=D. A.
| last1=Forbes | first1=D. A.
| last2=Bridges | first2=T.
| last2=Bridges | first2=T.
| year=2010
| date=2010
| title=Accreted versus in situ Milky Way globular clusters
| title=Accreted versus in situ Milky Way globular clusters
| journal=[[Monthly Notices of the Royal Astronomical Society]]
| journal=[[Monthly Notices of the Royal Astronomical Society]]
| volume=404 | issue=3 | pages=1203-1214
| volume=404 | issue=3 | pages=1203–1214
| arxiv=1001.4289
| arxiv=1001.4289
| bibcode=2010MNRAS.404.1203F
| bibcode=2010MNRAS.404.1203F
| doi=10.1111/j.1365-2966.2010.16373.x
| doi=10.1111/j.1365-2966.2010.16373.x
| s2cid=51825384
}}</ref>
}}</ref>
| notes =
| notes =
| names =
| names =
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|url=http://ned.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+6304&extend=no&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES
|url=http://ned.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+6304&extend=no&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES
|title=NGC 6304
|title=NGC 6304
|accessdate=2012-08-18
|access-date=2012-08-18
}}</ref><br>
}}</ref><br>
GC 4275,<ref name=DOCdb/><br>
GC 4275,<ref name=DOCdb/><br>
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| url=http://www.docdb.net/show_object.php?id=ngc_6304
| url=http://www.docdb.net/show_object.php?id=ngc_6304
| work=[[Deep Sky Observer's Companion on-line database]]
| work=[[Deep Sky Observer's Companion on-line database]]
| accessdate=2012-08-17
| access-date=2012-08-17
}}</ref> It is about 19,000 [[light-years]] away, near the [[Milky Way]]'s central bulge.<ref>
}}</ref> It is about 19,000 [[light-years]] away, near the [[Milky Way]]'s central bulge.<ref>
{{Citation
{{Citation
| last=Crossen | first=C.
| last1=Crossen
| last2=Rhemann | first2=G.
| first1=C.
| last2=Rhemann
| first2=G.
| year=2004
| date=2004
| title=Sky Vistas: Astronomy for Binoculars and Richest-Field Telescopes
| title=Sky Vistas: Astronomy for Binoculars and Richest-Field Telescopes
| page=[https://archive.org/details/springer_10.1007-978-3-7091-0626-6/page/254 254]
| page=254
| publisher=[[Springer-Verlag]]
| publisher=[[Springer-Verlag]]
| isbn=3-211-00851-9
| isbn=978-3-211-00851-5
| url=https://archive.org/details/springer_10.1007-978-3-7091-0626-6/page/254
}}</ref>
}}</ref>

[[File:NGC 6304 WFC3 275 336 438 Wiki.jpg|thumb|left|Globular cluster NGC 6304, by [[Hubble Space Telescope|HST]] (WFC3).]]
⚫
==References==
⚫
{{reflist}}


==See also==
==See also==
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** [[List of NGC objects]]
** [[List of NGC objects]]
*** [[List of NGC objects (6001–7000)]]
*** [[List of NGC objects (6001–7000)]]

⚫
==References==
⚫
{{reflist}}


==External links==
==External links==
* {{commons category-inline}}
* [[NASA/IPAC Extragalactic Database|NED]] – [http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC%206304 NGC 6304]
* [[NASA/IPAC Extragalactic Database|NED]] – [http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC%206304 NGC 6304]
* [[Students for the Exploration and Development of Space|SEDS]] – [http://www.seds.org/~spider/ngc/ngc.cgi?6304 NGC 6304]
* [[Students for the Exploration and Development of Space|SEDS]] – [http://spider.seds.org/ngc/ngc.cgi?6304 NGC 6304]
* [[SIMBAD]] – [http://simbad.u-strasbg.fr/sim-id.pl?Ident=NGC%206304 NGC 6304]
* [[SIMBAD]] – [http://simbad.u-strasbg.fr/sim-id.pl?Ident=NGC%206304 NGC 6304]
* [[VizieR]] – [http://vizier.u-strasbg.fr/viz-bin/VizieR-S?NGC%206304 NGC 6304]
* [[VizieR]] – [http://vizier.u-strasbg.fr/viz-bin/VizieR-S?NGC%206304 NGC 6304]


{{Ngc65}}


[[Category:Globular clusters]]
[[Category:Globular clusters]]
[[Category:Ophiuchus (constellation)]]
[[Category:Ophiuchus]]
[[Category:NGC objects|6304]]
[[Category:NGC objects|6304]]


⚫
{{star-cluster-stub}}


⚫
{{star-cluster-stub}}
[[az:NGC 6304]]
[[de:NGC 6304]]
[[eo:NGC 6304]]
[[fr:NGC 6304]]
[[nl:NGC 6304]]
[[pl:NGC 6304]]
[[pt:NGC 6304]]
[[ru:NGC 6304]]
[[sk:NGC 6304]]
[[sr:NGC 6304]]
[[tr:NGC 6304]]
[[uk:NGC 6304]]
[[uz:NGC 6304]]

Revision as of 12:21, 14 May 2023

NGC 6304
Observation data (J2000.0[1] epoch)
ClassVI [2]
ConstellationOphiuchus[3]
Right ascension17h 14m 32.25s [1]
Declination−29° 27′ 43.3″ [1]
Distance19.2 kly [2]
Apparent magnitude (V)9.03 [1]
Apparent dimensions (V)3.8'
Physical characteristics
VHB16.25 [4]
Metallicity = -0.45 [4] dex
Estimated age~12.3 Gyr[5]
Other designationsBennett 90,[3]

C 1711-294,[1]
ESO 454-2,[1]
ESO 454-SC 002,[6]
GC 4275,[3]
GCl 56,[1]
h 3670,[3]
I 147,[3]
NGC 6304,[1]

VDBH 216[1]
See also: Globular cluster, List of globular clusters

NGC 6304 is a globular cluster in the constellation Ophiuchus. William Herschel discovered this star cluster using an 18.5-inch (47 cm) f/13 speculum reflector telescope in 1786.[3] It is about 19,000 light-years away, near the Milky Way's central bulge.[7]

Globular cluster NGC 6304, by HST (WFC3).

See also

References

  1. ^ a b c d e f g h i "NGC 6304". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2012-08-18.
  2. ^ a b "NGC 6304". SEDS. Retrieved 2012-08-18.
  3. ^ a b c d e f "NGC 6304". Deep Sky Observer's Companion on-line database. Retrieved 2012-08-17.
  4. ^ a b "NGC 6304". A Galactic Globular Cluster Database. Version 11.12. Retrieved 2012-08-18.
  5. ^ Forbes, D. A.; Bridges, T. (2010). "Accreted versus in situ Milky Way globular clusters". Monthly Notices of the Royal Astronomical Society. 404 (3): 1203–1214. arXiv:1001.4289. Bibcode:2010MNRAS.404.1203F. doi:10.1111/j.1365-2966.2010.16373.x. S2CID 51825384.{{cite journal}}: CS1 maint: unflagged free DOI (link)
  6. ^ "NGC 6304". NASA/IPAC Extragalactic Database. Retrieved 2012-08-18.
  7. ^ Crossen, C.; Rhemann, G. (2004), Sky Vistas: Astronomy for Binoculars and Richest-Field Telescopes, Springer-Verlag, p. 254, ISBN 978-3-211-00851-5


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