urn:nasa:pds:context:investigation:observing_campaign.irtf_io 1.0 1.11.0.0 Product_Context 2018-09-21 1.0 Initial setup for this investigation. urn:nasa:pds:context:facility:observatory.irtf investigation_to_facility urn:nasa:pds:context:target:satellite.jupiter.io investigation_to_target IRTF Io Observing Campaign Observing Campaign 1983-02-09 Initially started as part of the PDART 2016 efforts of Dr. Ashley Davies to archive important Io observations from publications. This observing campaign can be used for past and future observations conducted at the IRTF for Io, the satellite of Jupiter.