The ship's bosun and his mates stand ready to lower Pixel off the stern of the ship. Yesterday we deployed another float, our second of the six planned for this cruise. Adopted by Stanford Online High School in California, the float is named Pixel, after the school's mascot. Pixel was deployed at 06:00 local time, which right now is the same as GMT (Greenwich Mean Time, also referred to as Zulu time). We crossed the zero (also called prime) meridian a few days ago and are now in the West longitudes instead of East. It was still dark out, so not quite as photogenic of an operation as the one from last week, but it went smoothly and that's the important part. We deployed Pixel during our transit between the islands of Tristan de Cunha and Gough, and it should provide some interesting data. The South Atlantic Subtropical Front crosses through this passage, separating two very different water masses from each other. Oceanographers are able to tell the origin of water throughout...
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