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EOS MLS Data Documentation

The following are a list of links that are pertinent to the quality of the EOS MLS data. Additionally, information regarding data validation, instrument calibration, and data processing algorithms.

v4.2 Data Quality Documentation

MLS Version Major Change

v04.20 Initial release of v4 data
v04.22 Bug fix for "end of day" issues (mainly Temperature)
v04.23 Updates to cope with new GMAO inputs



GMAO Version Dates used in MLS data processing

GEOS 5.9.1 2004 August 13 (d226) - 2016 September 30 (d274)
GEOS 5.12.4 2016 October 1 (d275) - present






v3.3/v3.4 Data Quality Documentation

MLS Version Major Change

v03.30 Initial release of v3 (validated) data
v03.31 Changes to cope with the FMU anomaly
v03.32 Reprocessing version for switch to "B-side" electronics
v03.33 Changes for switch to "B-side" electronics
v03.41 Updates to cope with new GMAO inputs
v03.42 Standard N2O product switched from 640GHz to 190GHz
v03.43 Restores Band 12 radiances previously marked bad



GMAO Version Dates used in MLS data processing

MERRA 5.2.0 2004 August 8 (d221) - 2008 April 30 (d121)
GEOS 5.2.0 2008 May 1 (d122) - 2013 April 30 (d120)
GEOS 5.9.1 2013 May 1 (d121) - 2015 June 30 (d181)





Validation-Related Documentation


Instrument Calibration and Performance Documentation


Data Algorithm and Software Documentation





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