EOS Validation

Validation Activity of Desert Encroachment Zone in Sub-Sahel Africa

Department of Atmospheric and Oceanic Science 
University of Maryland, College Park 


Department of Atmospheric and Oceanic Science
 



Background


Observation Site


Scientific Observations


Activity


Motivation


Publications


Data


Station Maintenance


Results


Calibration


Collaboration


Acknowledgements


Photos


Contacts  


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Calibration



The instruments are calibrated periodically to maintain high standards in the quality of observations.  A sample calibration history table is shown below.

Pyrgeometers
Date
Location
Value
Eppley SNo.20468F3 (microV sq.m/W)
11 Dec 1980
29 Mar 1988
07 Dec 1994
Newport, Eppley Lab
Newport, Eppley Lab
Davos, WRC
4.21
3.92
3.75
Eppley SNo.32225F3 (microV sq.m/W)

16 Feb 1988
16 Feb 1998
14 Sep 2001
Newport, Eppley Lab
Newport, Eppley Lab
Davos, WRC

4.07
4.07
3.98

Eppley SNo.28898F3 (microV sq.m/W)
07 Jan 1992
14 Sep 2001
Newport, Eppley Lab
Newport, Eppley Lab
4.00
3.85


For information on the calibration history of other instruments at the site click here.


         

Calibration Facility for CIMEL Sunphotometer at GSFC,NASA


Click on the images to expand

Maintained by Chuan Li



Background Observation Site Scientific Observations Activity Motivation Publications Data
Station Maintenance Results Calibration Collaboration Acknowledgements Photos Contacts