| 词条 | M59-UCD3 |
| 释义 |
| name = M59-UCD3 | epoch = J2000 | constellation name = Virgo | image = M59-UCD3 M85-HCCI.png | image_size = 250px | caption = Images of two ultracompact dwarf galaxies. M59-UCD3 is in the inset to the left, while M85-HCC1 is in the inset to the right. | ra = {{RA|12|42|11.041}}[1] | dec = {{DEC|+11|38|41.21}}[1] | half_light_radius_pc = 20 ± 4[1] | appmag_v = 16.34 ± 0.05[1] | absmag_v = −14.60 ± 0.09[1] | h_radial_v = 373 ± 18[1] | mass = ({{val|1.8|0.3}}){{e|8}}[1] }}M59-UCD3 is an ultra-compact dwarf galaxy located near the Messier 59 galaxy. {{as of|2015}}, it is the second-densest galaxy currently observed, second to M85-HCC1.[1][2] References1. ^1 2 3 4 5 6 7 {{cite journal|last1=Sandoval|first1=Michael A.|last2=Vo|first2=Richard P.|last3=Romanowsky|first3=Aaron J.|last4=Strader|first4=Jay|last5=Choi|first5=Jieun|last6=Jennings|first6=Zachary G.|last7=Conroy|first7=Charlie|last8=Brodie|first8=Jean P.|last9=Foster|first9=Caroline|last10=Villaume|first10=Alexa|last11=Norris|first11=Mark A.|last12=Janz|first12=Joachim|last13=Forbes|first13=Duncan A.|title=Hiding in Plain Sight: Record-breaking Compact Stellar Systems in the Sloan Digital Sky Survey|journal=The Astrophysical Journal|date=23 July 2015|volume=808|issue=1|pages=L32|doi=10.1088/2041-8205/808/1/L32|arxiv=1506.08828v2|bibcode = 2015ApJ...808L..32S }} 2. ^{{cite news |url= http://www.spacedaily.com/reports/Undergraduates_discover_the_densest_galaxies_known_999.html |title= Undergraduates discover the densest galaxies known |date= 29 July 2015 |publisher= Space Daily }} See also
3 : Virgo (constellation)|Dwarf galaxies|Astronomical objects discovered in 2015 |
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