Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2012 8 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/18/2012   19:21:20   (  -0.29,-134.73) (  -0.72,-132.67)  233.56                80
 08/19/2012   07:40:05   (   0.32,-134.64) (  -0.36,-137.87)  366.87                80
 08/21/2012   07:27:54   (   0.32,-134.56) (   0.22,-134.91)   40.28                80
 08/23/2012   07:18:24   (   0.31,-134.47) (   0.87,-131.96)  285.63                80
 08/23/2012   19:36:59   (  -0.33,-134.51) (   0.21,-137.12)  297.52                80
 08/25/2012   19:27:28   (  -0.33,-134.41) (  -0.39,-134.17)   27.46                80
 08/27/2012   19:15:18   (  -0.32,-134.30) (  -0.99,-131.21)  352.03                80
 08/28/2012   07:34:01   (   0.34,-134.22) (  -0.13,-136.40)  247.94                80
 08/30/2012   07:24:30   (   0.34,-134.11) (   0.48,-133.44)   76.33                80