I don't know but something is causing the two satellites to drift apart. Knowing the rules helps to sort out the keplerian elements of the two.
Alexandru Csete wrote: > The influence of the drag force also depends on the mass since F=m*a, > so the same drag force will cause less deceleration on a heavier > satellite. You have to put this together with F=pressure*surface_area > to take both the size and the mass of the satellite into account. > > By the way, is there any significant atmospheric drag at 1200 km > altitude? > > 73 > Alex OZ9AEC _______________________________________________ Sent via amsat...@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb