| 词条 | NGC 3697 |
| 释义 |
| name = NGC 3697 | image = NGC3697 - SDSS DR14.jpg | caption = NGC 3697 by SDSS | epoch = J2000 | constellation name = Leo | ra = {{RA|11|28|50.380}}[1] | dec = {{DEC|+20|47|42.61}}[1] | z = 0.020884[2] | h_radial_v = 6261 km/s[2] | dist_ly = {{cvt|89.395|±|7.379|Mpc|Mly|lk=on|order=flip}}[2] | group_cluster = HCG 53[6] | type = SABb[2] | size = {{cvt|65010|pc|ly|lk=on|order=flip}}[2][9] | appmag_v = 12.62[2] | appmag_b = 14.1[3] | absmag_v = | size_v = 2.5′ × 0.7′[2][4] | notes = | names = UGC 6479, MGC+04-27-042, PGC 35347[3] }}NGC 3697 is a spiral galaxy in the constellation of Leo.[2] It was discovered on 24 February 1827 by John Herschel.[5] It was described as "extremely faint, very small, extended 90°" by John Louis Emil Dreyer, the compiler of the New General Catalogue.[5] It is a member of HCG 53, a compact group of galaxies.[3] References1. ^1 {{cite journal|title=The Two Micron All Sky Survey (2MASS)|author=Skrutskie, M.|journal=The Astronomical Journal|volume=131|issue=2|pages=1163–1183|year=2006|doi=10.1086/498708|bibcode=2006AJ....131.1163S}} 2. ^1 2 3 4 5 6 7 {{cite web|url=http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+3697&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=NED results for object NGC 3697|publisher=National Aeronautics and Space Administration / Infrared Processing and Analysis Center|accessdate=9 November 2017}} 3. ^1 2 3 {{cite simbad|title=NGC 3697|access-date=9 November 2017}} 4. ^1 POSS1 103a-O values used. 5. ^1 {{cite web|title=New General Catalog Objects: NGC 3650 - 3699|url=http://cseligman.com/text/atlas/ngc36a.htm#3697|website=cseligman.com|accessdate=9 November 2017}} Notes{{reflist|group=note}}{{Ngc40}}{{galaxy-stub}} 5 : Intermediate spiral galaxies|Leo (constellation)|NGC objects|UGC objects|Principal Galaxies Catalogue objects |
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