Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 3 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/08/2018   07:24:52   (  -0.00,-135.25) (   0.41,-133.30)  222.14                80
 03/08/2018   19:43:28   (  -0.00,-135.25) (   0.67,-138.46)  364.41                80
 03/10/2018   19:31:17   (  -0.00,-135.20) (   0.05,-135.50)   33.65                80
 03/12/2018   19:21:46   (  -0.00,-135.15) (  -0.56,-132.54)  296.57                80
 03/13/2018   07:40:30   (   0.01,-135.12) (  -0.56,-137.73)  296.63                80
 03/15/2018   07:30:59   (   0.00,-135.07) (   0.05,-134.77)   33.02                80
 03/17/2018   07:18:48   (   0.00,-135.00) (   0.67,-131.81)  362.17                80
 03/17/2018   19:37:24   (  -0.01,-134.99) (   0.42,-136.97)  225.17                80
 03/19/2018   19:27:53   (  -0.00,-134.92) (  -0.19,-134.01)  103.20                80
 03/20/2018   07:46:37   (   0.01,-134.89) (  -0.92,-139.20)  490.36                80
 03/21/2018   19:15:42   (  -0.00,-134.85) (  -0.80,-131.06)  430.71                80