Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 4 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/29/2018   19:19:59   (  -0.12,-135.49) (  -0.69,-132.76)  310.40                80
 04/30/2018   07:41:23   (   0.12,-135.48) (  -0.39,-137.96)  281.14                80
 05/02/2018   07:31:53   (   0.12,-135.49) (   0.22,-135.00)   55.07                80
 05/04/2018   07:19:43   (   0.13,-135.49) (   0.83,-132.05)  390.65                80
 05/04/2018   19:40:59   (  -0.13,-135.50) (   0.27,-137.21)  194.65                80
 05/06/2018   19:26:10   (  -0.13,-135.50) (  -0.42,-134.27)  140.29                80
 05/07/2018   07:50:14   (   0.13,-135.48) (  -0.71,-139.46)  451.82                80
 05/08/2018   19:14:00   (  -0.14,-135.49) (  -1.04,-131.32)  474.71                80
 05/09/2018   07:38:04   (   0.14,-135.48) (  -0.09,-136.51)  117.46                80
 05/11/2018   07:25:54   (   0.14,-135.46) (   0.55,-133.56)  216.50                80
 05/11/2018   19:47:10   (  -0.14,-135.47) (   0.55,-138.72)  369.02                80