| 词条 | NGC 4448 |
| 释义 |
| name = NGC 4448 | image = | caption = Hubble space telescope (visible, near-infrared) | epoch = J2000 | type = SB(r)ab[1] | ra = {{RA|12|28|15.4}}[1] | dec = {{DEC|+28|37|13}}[1] | z = 0.002205[1] | h_radial_v = {{nowrap|661 ± 6 km/s}}[1] | dist_ly = | appmag_v = 12.0[1] | size_v = 3′.9 × 1′.4[1] | constellation name = Coma Berenices | notes = | names = UGC 7591,[1] PGC 40988[1] }} NGC 4448 is a barred spiral galaxy with a prominent inner ring structure in the constellation Coma Berenices. The galaxy is a member of the Coma I Group.[2][3] References1. ^1 2 3 4 5 6 7 8 {{cite web | title=NASA/IPAC Extragalactic Database | work=Results for NGC 4448 | url=http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+4448&img_stamp=yes&extend=no | accessdate=2007-04-01}} 2. ^{{Cite journal|last=Sandage|first=A.|last2=Tammann|first2=G. A.|date=March 1975|title=Steps toward the Hubble constant. V - The Hubble constant from nearby galaxies and the regularity of the local velocity field|bibcode=1975ApJ...196..313S|journal=The Astrophysical Journal|volume=196|pages=313–328|doi=10.1086/153413|issn=0004-637X}} 3. ^{{Cite journal|last=Gregory|first=Stephen A.|last2=Thompson|first2=Laird A.|date=April 1977|title=The Coma i Galaxy Cloud|bibcode=1977ApJ...213..345G|journal=The Astrophysical Journal|volume=213|pages=345–350|doi=10.1086/155160|issn=0004-637X}} External links
6 : Barred spiral galaxies|Coma Berenices (constellation)|NGC objects|UGC objects|Principal Galaxies Catalogue objects|Coma I Group |
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