Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2012 6 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/20/2012   07:15:39   (   0.05,-134.84) (   0.64,-131.89)  335.16                80
 06/20/2012   19:39:35   (  -0.02,-134.86) (   0.45,-137.05)  248.66                80
 06/22/2012   19:24:45   (  -0.03,-134.78) (  -0.19,-134.10)   77.45                80
 06/24/2012   19:12:34   (  -0.04,-134.69) (  -0.78,-131.14)  403.16                80
 06/25/2012   07:36:37   (   0.01,-134.62) (  -0.35,-136.33)  193.38                80
 06/27/2012   07:21:46   (   0.01,-134.53) (   0.25,-133.37)  131.59                80
 06/27/2012   19:45:41   (   0.02,-134.54) (   0.89,-138.52)  452.97                80
 06/29/2012   07:09:36   (   0.02,-134.42) (   0.86,-130.41)  455.90                80
 06/29/2012   19:33:30   (   0.02,-134.43) (   0.28,-135.56)  128.83                80
 07/01/2012   19:18:39   (   0.01,-134.32) (  -0.35,-132.60)  194.53                80
 07/02/2012   07:42:42   (  -0.05,-134.25) (  -0.83,-137.78)  402.16                80