GEOS Data (image) Penn State Share Print E-Mail Caption The top row shows actual GOES-16 satellite observations in six-hour intervals. The bottom row shows a weather model developed by the National Center for Atmospheric Research and the middle row shows how that model is improved by the use of Penn State's all-sky radiance method. Credit Penn State Usage Restrictions non commercial use only Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.