Sihtu Planitia

Sihtu Planitia
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MESSENGER approximate color WAC image
Feature typePlanitia
Coordinates2°49′S 55°34′W / 2.82°S 55.57°W / -2.82; -55.57
EponymBabylonian word for the planet Mercury

Sihtu Planitia is a large plain on Mercury, approximately 565 km across. It was named in 2017 by the IAU.[1] The plain was first imaged by Mariner 10 in 1974.[2]

The crater Calvino lies at the center of the Planitia, and Rūdaki is on the east side.

Mariner 10 image of Sihtu Planitia and vicinity

References

  1. ^ Sihtu Planitia, Gazetteer of Planetary Nomenclature, International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN)
  2. ^ Davies, M. E.; Dwornik, S. E.; Gault, D. E.; Strom, R. G. (1978). Atlas of Mercury. National Aeronautics and Space Administration. pp. 1–128. ISBN 978-1-114-27448-8. Special Publication SP-423.