United States
Scientific Committee on Antarctic Research

Larry Hothem

Position
Senior Geodesist
Affiliation
USGS
Department
Core Science Systems
Research Interests
A physical scientist and geodesist with expertise in high-accuracy measurements using the Global Navigation Satellite System (GNSS) for monitoring terrestrial deformation supporting projects such as the Transantarctic Mountains Deformation (TAMDEF) and the Polar Earth Observing Network (POLENET) and objectives for the Geodetic Infrastructure for Antarctica (GIANT). Expert in the International Terrestrial Reference Frame (ITRF) and relationship to the coordinate reference systems adapted for use in Antarctica that supports the full range of mapping and geoscience field measurements.
Antarctic Research Location(s)
McMurdo Station
Amundsen-Scott South Pole Station
Field camp - helicopter access
Other
Other Antarctic Research Location(s)
Mawson Science Station
Research Keywords
Geodesy, measurements, Global Navigation Satellite Systems (GNSS), coordinate reference systems, absolute gravity
NSF Antarctic Program
Antarctic Earth Sciences
Other NSF Antarctic Programs
Antarctic Integrated System Science
SCAR Science Group Affiliation
Geosciences Group
Current SCAR Group Participation
GIANT, GRAPE, SCAGI and INSTANT