Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 11 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/28/2017   07:49:16   (   0.14,-135.28) (  -0.72,-139.29)  456.12                80
 11/29/2017   19:15:41   (  -0.15,-135.24) (  -1.00,-131.13)  466.77                80
 11/30/2017   07:37:04   (   0.14,-135.32) (  -0.10,-136.32)  115.11                80
 12/02/2017   07:22:12   (   0.14,-135.35) (   0.54,-133.36)  225.08                80
 12/02/2017   19:43:27   (  -0.13,-135.29) (   0.58,-138.51)  367.52                80
 12/04/2017   19:33:55   (  -0.13,-135.31) (  -0.06,-135.56)   28.26                80
 12/06/2017   19:21:43   (  -0.13,-135.33) (  -0.71,-132.60)  310.57                80
 12/07/2017   07:43:07   (   0.11,-135.41) (  -0.38,-137.79)  270.80                80
 12/09/2017   07:28:14   (   0.11,-135.42) (   0.21,-134.82)   67.47                80
 12/11/2017   07:16:02   (   0.11,-135.43) (   0.88,-131.86)  405.51                80
 12/11/2017   19:37:17   (  -0.10,-135.35) (   0.25,-137.01)  188.48                80