| 词条 | NGC 6914 |
| 释义 |
| image = | caption= NGC 6914 | constellation = Cygnus | name = NGC 6914 | type = H II Region, Reflection Nebula | epoch = J2000.0 | ra = {{RA|20|24|43.3}}[1] | dec = {{DEC|42|28|58}}[1] | dist_ly = 6,000[2] | dist_pc = | appmag_v = | size_v = 3.0' × 3.0'[3] | radius_ly = | absmag_v = | constellation name = Cygnus (constellation) | notes = | names = }}NGC 6914 is a reflection nebula located at approximately 6,000 light-years away in the constellation of Cygnus, and was discovered by Édouard Stephan on August 29, 1881.[3] Ultraviolet radiation from stars in the Cygnus OB2 association ionize the nebula's hydrogen.[2] References1. ^1 {{cite web | title=NASA/IPAC Extragalactic Database | work=Results for NGC 6914 | url=https://ned.ipac.caltech.edu/ui/?q=objsearch&omegam=0.27&extend=no&out_csys=Equatorial&objname=NGC%206914&hconst=73&img_stamp=YES&list_limit=5&of=pre_text&out_equinox=J2000.0&corr_z=1&omegav=0.73&obj_sort=RA%20or%20Longitude | accessdate=December 21, 2016}} {{Ngc70}}{{DEFAULTSORT:NGC 6914}}{{nebula-stub}}2. ^1 {{cite web | title=2011 March 4: NGC 6914 Nebulae | work=Astronomy Picture of the Day | url=https://ned.ipac.caltech.edu/ui/?q=objsearch&omegam=0.27&extend=no&out_csys=Equatorial&objname=NGC%206914&hconst=73&img_stamp=YES&list_limit=5&of=pre_text&out_equinox=J2000.0&corr_z=1&omegav=0.73&obj_sort=RA%20or%20Longitude | accessdate=December 21, 2016}} 3. ^1 {{cite web | title=New General Catalog Objects 6900 - 6949 | work=Cseligman | url=http://cseligman.com/text/atlas/ngc69.htm#6914 | accessdate=December 21, 2016}} 6 : Reflection nebulae|H II regions|Cygnus (constellation)|NGC objects|Astronomical objects discovered in 1881|Star-forming regions |
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