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The images that are in these directories are three day composite images. The date on the image is the middle day of the three days. A composite is different than an average as it is used to reduce cloud coverage. This means that if there is cloud coverage on one or more of the data points, this value is not used to compute the average. These composites are made with both day and night satellite pass imagery. The Gulf of Mexico satellite images have dimensions of 512x512 pixels at a spatial resolution of 2.8 km x 4.1 km, covering the area 18° N - 31° N and 98° W - 79° W.These images are useful to examine the sea surface temperature patterns in the entire Gulf of Mexico. They serve particularly well to examine the location of the Gulf of Mexico's Loop Current and eddies it may have shed, as well as any upwelling patterns along the margins of the Gulf. These images help examine the seasonal development of upwelling off the Yucatan peninsula and in the Northeastern Gulf of Mexico (NEGOM). The images may appear somewhat distorted spatially relative to typical maps, since the Gulf of Mexico appears taller than wider. This distortion is the result of compressing the image into a 512x512 pixel area to contain the entire Gulf of Mexico. From a quantitative point of view, however, there is no effect on the sea surface temperature patterns or values. The archive is arranged by year and month. Links appearing in gray-on-gray text have no data available for that particular month. We offer our images with a Google Earth perspective. |
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University of South Florida > College of Marine Science > Institute for Marine Remote Sensing (IMaRS) > Sea Surface Temperature - Composite > Gulf of Mexico Satellite Imagery - Composite University of South Florida, College of Marine Science, Institute for Marine Remote Sensing (IMaRS) http://imars.marine.usf.edu/cgi-bin/db?site=gulf&mode=runmean&index=1&type=st Address questions and comments to WebMaster Updated Mon Nov 23 17:22:41 2009 (BJM) | ||||||||||||||||||||||||||||||||||||||||||