Author Archives: Sean Sullivan

Comparing the winning percentages of conferences in the BCS

In light of the discussion here about the relative strength of different college football conferences, I decided to review the performance of each conference in BCS games since the BCS’s inception in 1998. For comparing conference strength, this is a reasonable metric because it’s a focused sample where the best teams from different conferences play each other in meaningful games…. Read more »

STS-128 on Wednesday night from MA

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Here’s my photo of station and shuttle from Massachusetts on Wednesday evening: It was really nice seeing Brendan’s video from the shuttle overflight on Tuesday evening. I watched the pair fly over Boston two orbits earlier, and his video definitely captured the sense of what it was like to see them go past that evening. The weather forecast for landing… Read more »

ISS/STS-128 visibility

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The space shuttle Discovery is presently docked at the International Space Station, and the combined facility will be visible from most of North America over the coming days. The duo circles the planet every 91.4 minutes at an altitude of 216 miles (347 km), and if it happens to pass over your location around morning or evening twilight, it will… Read more »