Messier 106

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Messier 106
Messier 106 visible and infrared composite.jpg
M106 an its anomalous arms, Composite o IR (reid) an optical licht (Credit: NASA, ESA, the Hubble Heritage Team (STScI/AURA), an R. Gendler (for the Hubble Heritage Team)
Observation data (J2000 epoch)
ConstellationCanes Venatici
Richt ascension12h 18m 57.5s[1]
Declination+47° 18′ 14″[1]
Redshift448 ± 3 km/s[1]
Distance23.7 ± 1.5 Mly (7 ± 0.5 Mpc)[2][3]
TeepSAB(s)bc[1]
Size (ly)135,000 ly (in diameter)[4]
Apparent dimensions (V)18′.6 × 7′.2[1]
Apparent magnitude (V)8.4[1]
Notable featursMaser galaxy,[5] Seyfert II galaxy.[6]
Ither designations
M 106, NGC 4258, UGC 7353, PGC 39600.[1][7]
See an aa: Galaxy, Leet o galaxies

Messier 106 (an aw known as NGC 4258) is an intermediate spiral galaxy in the constellation Canes Venatici.

References[eedit | eedit soorce]

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 "NASA/IPAC Extragalactic Database". Results for Messier 106. Retrieved 7 December 2006. 
  2. Tonry, J. L.; et al. (2001). "The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances". Astrophysical Journal. 546 (2): 681–693. arXiv:astro-ph/0011223Freely accessible. Bibcode:2001ApJ...546..681T. doi:10.1086/318301. 
  3. Macri, L. M.; et al. (2006). "A New Cepheid Distance to the Maser-Host Galaxy NGC 4258 and Its Implications for the Hubble Constant". Astrophysical Journal. 652 (2): 1133–1149. arXiv:astro-ph/0608211Freely accessible. Bibcode:2006ApJ...652.1133M. doi:10.1086/508530. 
  4. http://freestarcharts.com/index.php/20-guides/messier/262-messier-106-m106-spiral-galaxy freestarcharts
  5. Bonanos, Alceste Z. (2006). "Eclipsing Binaries: Tools for Calibrating the Extragalactic Distance Scale". Proceedings of the International Astronomical Union. 2 (S240): 79. arXiv:astro-ph/0610923Freely accessible. Bibcode:2007IAUS..240...79B. doi:10.1017/S1743921307003845. 
  6. Humphreys, E. M. L.; et al. (2004). "Improved Maser Distance to NGC 4258". Bulletin of the American Astronomical Society. 36: 1468. Bibcode:2004AAS...205.7301H. 
  7. "M 106". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 7 December 2006. 


Coordinates: Sky map 12h 18m 57.5s, +47° 18′ 14″