Otaared Planitia is a smooth plain on Mercury. It was named for the Arabic word for the planet Mercury, in 2017 by the IAU.Otaared Planitia, Gazetteer of Planetary Nomenclature, International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN) The plain is approximately in diameter.
There are no named craters within the plain, but the small crater Petipa is just south of it.
Otaared Planitia is at the center of an ancient impact basin now known as Calder-Hodgkins.Denevi, B. W., Ernst, C. M., Prockter, L. M., and Robinson, M. S., 2018. The Geologic History of Mercury. In Mercury: The View After MESSENGER edited by Sean C. Solomon, Larry R. Nittler, and Brian J. Anderson. Cambridge Planetary Science. Chapter 6. The basin was originally identified as b30. The basin is named after Calder crater near the south rim, and Hodgkins crater near the north rim. It is about in diameter, and the scarps called Grifo Rupes form the southwestern margin of the basin (see Villa-Lobos crater).
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