Polygnotus has a central peak ring which is embayed with smooth plains material, which is very different in texture from the surrounding terrain.[3] It is one of 110 peak ring basins on Mercury.[4]
Boethius crater is west of Polygnotus. Tansen is to the northwest, and Motonobu is to the east.
Exaggerated color image with Polygnotus near center
Distant oblique view showing Polygnotus at right and Motonobu at top center
^Davies, M. E.; Dwornik, S. E.; Gault, D. E.; Strom, R. G. (1978). Atlas of Mercury. National Aeronautics and Space Administration. pp. 1–128. ISBN978-1-114-27448-8. Special Publication SP-423.
^Chapman, C. R., Baker, D. M. H., Barnouin, O. S., Fassett, C. I., Marchie, S., Merline, W. J., Ostrach, L. R., Prockter, L. M., and Strom, R. G., 2018. Impact Cratering of Mercury. In Mercury: The View After MESSENGER edited by Sean C. Solomon, Larry R. Nittler, and Brian J. Anderson. Cambridge Planetary Science. Chapter 9.