Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Gazetteer of Planetary Nomenclature

Basic Info

Feature Name Portsmouth
Clean Name Portsmouth
Feature ID 4806
Target Mars
Feature Type Crater, craters

Location


Coordinate System Planetocentric, +East, 0 - 360
Northmost Latitude 22.56 °
Southmost Latitude 22.54 °
Eastmost Longitude 310.94 °
Westmost Longitude 310.91 °
Diameter 1.50 km
Center Latitude 22.55 °
Center Longitude 310.93 °
Northmost Latitude 22.56 °
Southmost Latitude 22.54 °
Eastmost Longitude 49.06 °
Westmost Longitude 49.09 °
Diameter 1.50 km
Center Latitude 22.55 °
Center Longitude 49.07 °
Northmost Latitude 22.56 °
Southmost Latitude 22.56 °
Eastmost Longitude 310.80 °
Westmost Longitude 310.80 °
Diameter 0.90 km
Center Latitude 22.56 °
Center Longitude 310.80 °
Northmost Latitude 22.56 °
Southmost Latitude 22.56 °
Eastmost Longitude 49.20 °
Westmost Longitude 49.20 °
Diameter 0.90 km
Center Latitude 22.56 °
Center Longitude 49.20 °
Quad mc10 [pdf]

Status and Origin

Approval Status Adopted by IAU
Approval Date 1979
Continent North America
Ethnicity United States
Origin American colonial town (New Hampshire).
Reference [36] - National Geographic Atlas of the World: National Geographic Society, Washington, D.C., 1970 (and other editions).
Updated Nov 17, 2010 9:59 AM

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.