Geophysical Models
There are a range of models held by the UKSSDC which allow the user to make runs of the models using real data from the UKSSDC archives.Due to operational difficulties, MSIS-86 is no longer available for use.
- 
        MSIS-86
        
 (Mass Spectrometer - Incoherent Scatter) Model of the Upper Atmosphere.
 A brief description of the model is available.
-  MSISE-90 
 (Mass Spectrometer - Incoherent Scatter) Model of the Upper Atmosphere.
 This model is NOT an upgrade for the upper thermosphere and is probably less efficient than MSIS86.
-  NRL MSISE-00 
 (Mass Spectrometer - Incoherent Scatter) Model of the Upper Atmosphere.
