Insolation at Carterville, Illinois

Peter Y. S. Chen

doi:10.2737/NC-RN-271

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Insolation at Carterville, Illinois

Informally Refereed

Authors:

Peter Y. S. Chen

Year:

1981

Type:

Research Note

Station:

Northern Research Station

DOI:

https://doi.org/10.2737/NC-RN-271

Source:

Research Note NC-271. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

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Abstract

Insolation measured with a precision spectral pyranometer, was recorded near Carterville, Illinois, for 1 year. the pyranometer was tilted at an angle of 25 degrees in summer, 50 degrees in winter, and 37.5 degrees in spring and fall. the insolation measured in winter was found to be significantly larger than the insolation estimated on a horizontal surface.

Keywords

Pyranometer, tilting, horizontal surface, beam radiation, reflected radiation

Citation

Chen, Peter Y. S. 1981. Insolation at Carterville, Illinois. Research Note NC-271. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station