Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 5 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/27/2018   07:23:24   (   0.15,-135.10) (   0.48,-133.58)  173.14                80
 05/27/2018   19:47:19   (  -0.14,-135.12) (   0.60,-138.74)  411.09                80
 05/29/2018   19:35:08   (  -0.14,-135.06) (   0.01,-135.78)   82.50                80
 05/31/2018   19:20:17   (  -0.15,-134.99) (  -0.58,-132.82)  245.44                80
 06/01/2018   07:44:22   (   0.14,-134.93) (  -0.49,-138.02)  350.62                80
 06/03/2018   07:32:11   (   0.15,-134.86) (   0.12,-135.06)   23.37                80
 06/05/2018   07:17:20   (   0.16,-134.78) (   0.72,-132.11)  303.48                80
 06/05/2018   19:41:16   (  -0.14,-134.79) (   0.36,-137.27)  281.26                80
 06/07/2018   19:26:25   (  -0.15,-134.70) (  -0.25,-134.31)   45.09                80