Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 10 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/03/2017   19:22:03   (  -0.29,-135.43) (  -0.89,-132.74)  306.67                80
 10/04/2017   07:43:27   (   0.30,-135.41) (  -0.21,-137.93)  286.12                80
 10/06/2017   07:28:34   (   0.29,-135.40) (   0.37,-134.96)   48.96                80
 10/08/2017   07:16:22   (   0.29,-135.38) (   1.02,-132.01)  383.29                80
 10/08/2017   19:37:37   (  -0.30,-135.39) (   0.10,-137.16)  202.29                80
 10/10/2017   19:28:05   (  -0.29,-135.36) (  -0.55,-134.21)  131.21                80
 10/11/2017   07:49:28   (   0.29,-135.35) (  -0.60,-139.39)  460.33                80
 10/12/2017   19:15:52   (  -0.28,-135.32) (  -1.15,-131.24)  464.06                80
 10/13/2017   07:37:16   (   0.29,-135.31) (   0.06,-136.44)  127.79                80
 10/15/2017   07:22:23   (   0.28,-135.27) (   0.67,-133.47)  204.38                80
 10/15/2017   19:43:37   (  -0.28,-135.26) (   0.46,-138.62)  383.46                80