Planetary Names

Basic Info

Feature Name	Secunda
Clean Name	Secunda
Feature ID	16445
Target	Mars
Feature Type	Crater, craters

Location

Control Network
MDIM 2.1

Coordinate System	Planetocentric, +East, 0 - 360
Northmost Latitude	42.64 °
Southmost Latitude	42.45 °
Eastmost Longitude	308.99 °
Westmost Longitude	308.74 °
Diameter	11.00 km
Center Latitude	42.55 °
Center Longitude	308.86 °
WKT String	POLYGON ((308.991 42.542, 308.99 42.553, 308.987 42.565, 308.982 42.576, 308.975 42.587, 308.967 42.597, 308.956 42.606, 308.945 42.614, 308.932 42.621, 308.918 42.627, 308.903 42.631, 308.888 42.634, 308.872 42.635, 308.856 42.635, 308.84 42.634, 308.825 42.631, 308.81 42.627, 308.796 42.621, 308.783 42.614, 308.772 42.606, 308.762 42.597, 308.753 42.587, 308.746 42.576, 308.742 42.565, 308.739 42.553, 308.738 42.542, 308.739 42.53, 308.742 42.518, 308.746 42.507, 308.753 42.496, 308.762 42.486, 308.772 42.477, 308.783 42.469, 308.796 42.462, 308.81 42.457, 308.825 42.452, 308.84 42.449, 308.856 42.448, 308.872 42.448, 308.888 42.449, 308.903 42.452, 308.918 42.457, 308.932 42.462, 308.945 42.469, 308.956 42.477, 308.967 42.486, 308.975 42.496, 308.982 42.507, 308.987 42.518, 308.99 42.53, 308.991 42.542))
Northmost Latitude	42.64 °
Southmost Latitude	42.45 °
Eastmost Longitude	51.01 °
Westmost Longitude	51.26 °
Diameter	11.00 km
Center Latitude	42.55 °
Center Longitude	51.14 °
WKT String	POLYGON ((308.991 42.542, 308.99 42.553, 308.987 42.565, 308.982 42.576, 308.975 42.587, 308.967 42.597, 308.956 42.606, 308.945 42.614, 308.932 42.621, 308.918 42.627, 308.903 42.631, 308.888 42.634, 308.872 42.635, 308.856 42.635, 308.84 42.634, 308.825 42.631, 308.81 42.627, 308.796 42.621, 308.783 42.614, 308.772 42.606, 308.762 42.597, 308.753 42.587, 308.746 42.576, 308.742 42.565, 308.739 42.553, 308.738 42.542, 308.739 42.53, 308.742 42.518, 308.746 42.507, 308.753 42.496, 308.762 42.486, 308.772 42.477, 308.783 42.469, 308.796 42.462, 308.81 42.457, 308.825 42.452, 308.84 42.449, 308.856 42.448, 308.872 42.448, 308.888 42.449, 308.903 42.452, 308.918 42.457, 308.932 42.462, 308.945 42.469, 308.956 42.477, 308.967 42.486, 308.975 42.496, 308.982 42.507, 308.987 42.518, 308.99 42.53, 308.991 42.542))
Quad	mc04 [pdf]

Status and Origin

Approval Status	Adopted by IAU
Approval Date	Mar 09, 2026
Continent	Africa
Ethnicity	South Africa
Origin	Town in South Africa.
Reference	[349] - National Geospatial-Intelligence Agency GEOnet Names Server (GNS). https://geonames.nga.mil/geonames/GNSHome/welcome.html
Updated	Mar 09, 2026 7:03 PM

The boundaries shown on the maps above are approximate and are intended only to portray the locations of named features and their rough extents.

Changes in the control network drop down are not reflected automatically on the map. You may wish to select a different layer on the map to match the control network for the geometry you are viewing.

Basic Info

Location

Status and Origin

PDF Maps of Mars