Cosmic Ray Subsystem (CRS)
On
On
Low-Energy Charged Particles (LECP)
On
On
Magnetometer (MAG)
On
On
Plasma Wave Subsystem (PWS)
On
On
Plasma Science (PLS)
Off because of degraded performance (Feb 1, 2007)
On
Imaging Science Subsystem (ISS)
Wide-angle and narrow-angle cameras off to save power (Feb. 14, 1990)
Wide-angle and narrow angle cameras off to save power (Oct 10 and Dec 5, 1989)
Infrared Interferometer Spectrometer and Radiometer (IRIS)
Off to save power (Jun 3, 1998)
Off to save power (Feb 1, 2007)
Photopolarimeter Subsystem (PPS)
Off because of degraded performance (Jan 29, 1980)
Off because of degraded performance (Apr 3, 1991)
Planetary Radio Astronomy (PRA)
Off to save power (Jan 15, 2008)
Off to save power (Feb 21, 2008)
Ultraviolet Spectrometer (UVS)
Off to save power (Apr 19, 2016)
Off to save power (Nov 12, 1998)
