2.2.1 spase://VITMO/NumericalData/TIMED/GUVI/L3_Thermospheric_O-N2 TIMED GUVI L3 Thermospheric O/N2 2011-10-21T12:00:00.000 Daily maps of the thermospheric column number density ratio of O and N2 referenced at N2 column number density level of 10e17 cm-2. NASA, Andrew B. Christensen spase://SMWG/Person/Andrew.B.Christensen PrincipalInvestigator O/N2 Data Information http://guvi.jhuapl.edu/site/data/documents/on2_info.html spase://SMWG/Repository/TIMED/GUVI_POC Online Open GUVI POC L3 Thermospheric O/N2 (IDLsave) Data Request http://guvi.jhuapl.edu/site/data/data_fetch/l3_on2_idlsave.shtml This web page allows the request of data files for this product. To request data: select the year and day then press display. IDL None NASA, Andrew B. Christensen Calibrated GUVI L3 Thermospheric O/N2 Level 3 001 spase://SMWG/Instrument/TIMED/GUVI Profile 2002-01-07T00:00:00.000Z P14D Earth.NearSurface.Thermosphere TIMED GUVI lower thermosphere MLTI Thermospheric O/N2 Data O/N2 ratio The thermospheric column number density ratio of O and N2. unitless Molecule Ratio NumberDensity