That's a couple of hours than they originally scheduled. I wonder what caused the change? The surveillance baseline only has a length of eight hours or so, so

That's a couple of hours than they originally scheduled. I wonder what caused the change? The surveillance baseline only has a length of eight hours or so, so they don't have much leeway in actual landing window if they need the touch-down to be visible. Here's a compilation of latest news ( from yesterday ) http://www.planetary.org/blogs/emily-lakdawalla/2013/12130915-change-3-landing-tomorrow.html http://www.planetary.org/blogs/emily-lakdawalla/2013/1213091...