Catuilla Planum (Mercury)

Data as of 2026-10-23

What it is

Type
Planum, plana
IAU definition

Plateau or high plain

Diameter
735 km, 30 % of the radius of its body
Centre
8.78° S, 114.22° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
Name adopted
March 14, 2017
Origin of the name

Inca/Quechua word for the planet Mercury.

Quoted in English, as the IAU publishes it.

In Galaxy

See it in Galaxy

Opens its body in the application, the camera turned towards Catuilla Planum.

Observed by

Instruments whose footprint touches this formation, counted by the PDS Orbital Data Explorer (data frozen on September 29, 2026). A footprint that touches it is not a study of it.

Observed by
Mission and instrumentProductsFirstLast
MESSENGER · Mercury Dual Imaging System - Wide Angle Camera9,122January 1, 2000November 1, 2014
MESSENGER · Mercury Dual Imaging System8January 1, 2000November 1, 2014
MESSENGER · Mercury Atmospheric and Surface Composition Spectrometer3,515August 13, 2004April 30, 2015
MESSENGER · Mercury Dual Imaging System - Narrow Angle Camera2,589January 14, 2008June 30, 2014
MESSENGER · Mercury Laser Altimeter21June 10, 2011March 17, 2015

Sources

International Astronomical Union Working Group for Planetary System Nomenclature, Gazetteer of Planetary Nomenclature, read on October 23, 2026. Feature page: https://planetarynames.wr.usgs.gov/Feature/15559

Type definitions: IAU Descriptor Terms, read on October 17, 2026. https://planetarynames.wr.usgs.gov/DescriptorTerms

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