urn:nasa:pds:context:instrument:apss-ifg.insight 1.0 1.11.0.0 Product_Context Magnetometer 2018-12-04 1.0 Initial version. urn:nasa:pds:context:instrument_host:spacecraft.insight instrument_to_instrument_host InSight Fluxgate Magnetometer Magnetometer The InSight Fluxgate Magnetometer (IFG) is a triaxial fluxgate magnetometer with three orthogonal sensors capable of measuring magnetic fields up to 20,000 nT. IFG is part of the InSight Auxilary Payload Sensor System (APSS), designed to support the seismic experiment, and is not primarily a science instrument.