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Calibration |
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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
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Date
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Location
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Value
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Eppley SNo.20468F3
(microV sq.m/W)
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11 Dec 1980
29 Mar 1988
07 Dec 1994
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Newport, Eppley Lab
Newport, Eppley Lab
Davos, WRC
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4.21
3.92
3.75
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Eppley SNo.32225F3
(microV sq.m/W)
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16 Feb 1988
16 Feb 1998
14 Sep 2001 |
Newport, Eppley Lab
Newport, Eppley Lab
Davos, WRC
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4.07
4.07
3.98
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Eppley SNo.28898F3
(microV sq.m/W)
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07 Jan 1992
14 Sep 2001
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Newport, Eppley Lab
Newport, Eppley Lab
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4.00
3.85
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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
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