imported>Hikaru Genji：←建立内容为“{{Galaxy | name = NGC 4248 | image = 200px | epoch = J2000 | type = IBm | ra = {{RA|12|17|49.847}} | dec = {{DEC|+47|24|33}} | dist_ly = 24 ± 2 Mly | dist_pc = | z = 0.001614 ± 0.000037[http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+4248&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&o…”的新页面

2025-03-03T09:28:00Z

←建立内容为“{{Galaxy | name = NGC 4248 | image = 200px | epoch = J2000 | type = IBm | ra = {{RA|12|17|49.847}} | dec = {{DEC|+47|24|33}} | dist_ly = 24 ± 2 Mly | dist_pc = | z = 0.001614 ± 0.000037<ref name="NED">[http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+4248&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&o…”的新页面

新页面

{{Galaxy
| name = NGC 4248
| image = [[File:NGC4248 - HST - Potw1730a.tif|200px]]
| epoch = [[J2000]]
| type = IBm
| ra = {{RA|12|17|49.847}}
| dec = {{DEC|+47|24|33}}
| dist_ly = 24 ± 2 [[光年|Mly]]
| dist_pc =
| z = 0.001614 ± 0.000037<ref name="NED">[http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+4248&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&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 NASA/IPAC EXTRAGALACTIC DATABASE]</ref>
| appmag_v = 13.2<ref name="SEDS"> [[SEDS]]: [http://spider.seds.org/ngc/revngcic.cgi?NGC%204248 NGC 4248]</ref>
| size_v = 2.9' × 1.2'
| constellation name = [[獵犬座]]
| names = NGC 4248 • UGC 7335 • PGC 39461 • CGCG 243-064 • CGCG 244-001 • MCG +08-22-099 • 2MASX J12174990+4724329 • GC 28341047425 • 4329 • GC 283410425 • 329 • 362510005 • 4329 • 36251329 • B • LDCE 867 NED097
}}

'''NGC 4248'''是[[獵犬座]]中的一個哈伯類型IBm[[不規則星系]]，擁有大面積的[[恆星]]形成區域。NGC 4248距離[[銀河系]]估計有2,400萬[[光年]]，直徑約20,000光年。

NGC 4248與[[M106]]一起形成星系對Holm 363，被認為是[[獵犬II星系群]]的成員。在同一區域，包含星系[[NGC 4217]]、[[NGC 4226]]、[[NGC 4231]]、[[NGC 4232]]。

1788年2月9日，[[威廉·赫歇爾]]發現NGC 4248<ref>[http://cseligman.com/text/atlas/ngc42.htm#4248 Seligman]</ref><ref>[http://www.astronews.com/bilddestages/2017/20170725.shtml astronews]</ref>。

== 參考資料 ==
{{Reflist}}

== 外部連結 ==

* [http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+4248 SIMBAD Astronomical Database]
* [https://esahubble.org/images/potw1730a/ A cosmic atlas (engl.)]
* [http://aladin.u-strasbg.fr/AladinLite/?target=NGC%20%204248&fov=0.033334&survey=P%2fSDSS9%2fcolor Aladin Lite]

[[Category:獵犬座]]
[[Category:獵犬座NGC天體|4248]]

NGC 4248 - 版本历史