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The circular feature in today's VIS image is called Meroe Patera. It is a volcanic caldera located in Syrtis Major Planum. The volcanic activity in Syrtis Major Planum is thought to be related to the impact event that created Isidis Planitia to the east.

Orbit Number: 87684 Latitude: 6.67925 Longitude: 69.0924 Instrument: VIS Captured: 2021-09-20 04:57

Please see the THEMIS Data Citation Note for details on crediting THEMIS images.

NASA's Jet Propulsion Laboratory manages the 2001 Mars Odyssey mission for NASA's Science Mission Directorate, Washington, D.C. The Thermal Emission Imaging System (THEMIS) was developed by Arizona State University, Tempe, in collaboration with Raytheon Santa Barbara Remote Sensing. The THEMIS investigation is led by Dr. Philip Christensen at Arizona State University. Lockheed Martin Astronautics, Denver, is the prime contractor for the Odyssey project, and developed and built the orbiter. Mission operations are conducted jointly from Lockheed Martin and from JPL, a division of the California Institute of Technology in Pasadena.