Sibelius is a crater on Mercury.[1] It has a diameter of 94 kilometres (58 miles). Its name was adopted by the International Astronomical Union (IAU) in 1985. Sibelius is named for the Finnish composer Jean Sibelius.[2]

Sibelius
PlanetMercury
Coordinates49°30′S 145°22′W / 49.5°S 145.37°W / -49.5; -145.37
QuadrangleMichelangelo
Diameter94 km (58 mi)
EponymJean Sibelius

Sibelius has a complex central peak that is offset from the center to the southwest. Within the central peak complex is a dark spot of low reflectance material (LRM), closely associated with hollows.[3]

To the south of Sibelius is the crater Vincente, and to the east are Delacroix and Shelley.

References

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  1. ^ "Sibelius". Gazetteer of Planetary Nomenclature. NASA. Retrieved 4 March 2022.
  2. ^ Douglas Whittet (April 2015). "Sibelius and astronomy: beyond 'The Sky at Night'". Astronomy & Geophysics. 56 (2): 27–31. doi:10.1093/astrogeo/atv063. Retrieved 2 June 2022.
  3. ^ Zhiyong Xiao, Robert G. Strom, David T. Blewett, Paul K. Byrne, Sean C. Solomon, Scott L. Murchie, Ann L. Sprague, Deborah L. Domingue, Jörn Helbert, 2013. Dark spots on Mercury: A distinctive low-reflectance material and its relation to hollows. Journal of Geophysical Research Planets. doi.org/10.1002/jgre.20115