Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 10 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)
 10/19/2015   07:16:25   (   0.31,-134.58) (   0.84,-131.94)  299.06                80
 10/19/2015   19:37:42   (  -0.30,-134.62) (   0.20,-137.11)  282.69                80
 10/21/2015   19:28:11   (  -0.30,-134.53) (  -0.36,-134.15)   43.01                80
 10/23/2015   19:16:01   (  -0.30,-134.43) (  -0.98,-131.20)  368.04                80
 10/24/2015   07:37:25   (   0.29,-134.35) (  -0.15,-136.38)  231.79                80
 10/26/2015   07:22:35   (   0.29,-134.24) (   0.49,-133.44)   92.54                80
 10/26/2015   19:43:50   (  -0.28,-134.27) (   0.66,-138.58)  490.56                80
 10/28/2015   07:10:24   (   0.29,-134.14) (   1.07,-130.48)  416.28                80
 10/28/2015   19:31:40   (  -0.28,-134.17) (   0.02,-135.63)  166.79                80
 10/30/2015   19:22:09   (  -0.28,-134.05) (  -0.57,-132.68)  156.50                80
 10/31/2015   07:43:32   (   0.27,-133.97) (  -0.55,-137.86)  442.70                80