2.6.1 spase://SMWG/Observatory/MEASURE/Millstone.Hill The Millstone Hill Geomagnetic Observatory. 2024-10-07T12:34:56.789Z 2024-10-07T12:34:56.789 Added StartDate and StopDate Information. Updated metadata to 2.6.1. JMW. The Millstone Hill (MSH) Geomagnetic Observatory. Boston University, Millstone Hill, MA. Please acknowledge Mark Moldwin, Institute of Geophysics and Planetary Physics and the Department of Earth and Space Sciences, University of California, Los Angeles, Los Angeles, CA 90095-1567 for providing access to Millstone Hill data resources. spase://SMWG/Person/Mark.Moldwin PrincipalInvestigator spase://SMWG/Person/Lee.Frost.Bargatze MetadataContact spase://SMWG/Person/James.M.Weygand MetadataContact The Millstone Hill geomagnetic observatory information. https://doi.org/10.1029/2004JA010684 The Millstone Hill geomagnetic observatory information. spase://SMWG/Observatory/MEASURE Earth.Surface GEO 42.600 -71.480 1999-05-14T00:00:00 2001-12-31T23:59:59