Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 10 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/27/2018   07:16:48   (   0.31,-135.30) (   1.00,-132.10)  364.62                80
 10/27/2018   19:38:02   (  -0.31,-135.31) (   0.09,-137.25)  220.21                80
 10/29/2018   19:28:28   (  -0.30,-135.24) (  -0.49,-134.28)  109.44                80
 10/30/2018   07:49:52   (   0.29,-135.21) (  -0.60,-139.47)  484.55                80
 10/31/2018   19:16:16   (  -0.30,-135.17) (  -1.14,-131.32)  438.44                80
 11/01/2018   07:37:38   (   0.29,-135.13) (  -0.01,-136.50)  155.83                80
 11/03/2018   07:22:44   (   0.29,-135.05) (   0.59,-133.53)  172.51                80
 11/03/2018   19:43:59   (  -0.28,-135.04) (   0.50,-138.69)  414.45                80
 11/05/2018   19:31:45   (  -0.28,-134.96) (  -0.10,-135.72)   86.19                80
 11/07/2018   19:22:11   (  -0.28,-134.88) (  -0.71,-132.75)  241.70                80
 11/08/2018   07:43:35   (   0.27,-134.85) (  -0.36,-137.95)  351.06                80