2.2.9 spase://SMWG/Observatory/Ground/GMAG THEMIS-Associated Ground Magnetometer Stations 2019-05-05T12:34:56Z This entry represents the ensemble of all ground stations hosting magnetometers associated with the THEMIS spaceflight mission. Note that VMO has provided many station-specific descriptors to the SMWG observatory registry. spase://SMWG/Person/Vassilis.Angelopoulos PrincipalInvestigator spase://SMWG/Person/Lee.Frost.Bargatze GeneralContact THEMIS web site ground magnetometer page http://themis.ssl.berkeley.edu/instrument_gmags.shtml Up to date information on the THEMIS Ground Magnetometer Stations. Space Science REviews Article https://link.springer.com/article/10.1007%2Fs11214-008-9337-0 Description of THEMIS Ground Magnetometer Stations. spase://SMWG/Observatory/THEMIS/GMAG Earth.Surface 2005-01-01T12:00:00Z Exact start date is unclear.