Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 3 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/06/2018   07:34:23   (  -0.01,-135.29) (  -0.20,-136.26)  109.31                80
 03/08/2018   07:24:52   (  -0.01,-135.25) (   0.43,-133.30)  222.58                80
 03/08/2018   19:43:28   (   0.00,-135.25) (   0.66,-138.46)  364.28                80
 03/10/2018   19:31:16   (   0.00,-135.21) (   0.08,-135.49)   33.18                80
 03/12/2018   19:21:45   (   0.00,-135.15) (  -0.55,-132.54)  297.55                80
 03/13/2018   07:40:29   (   0.00,-135.13) (  -0.56,-137.73)  295.11                80
 03/15/2018   07:30:58   (   0.00,-135.08) (   0.09,-134.77)   35.12                80
 03/17/2018   07:18:46   (  -0.00,-135.01) (   0.68,-131.81)  364.73                80
 03/17/2018   19:37:22   (  -0.00,-135.00) (   0.40,-136.97)  222.89                80
 03/19/2018   19:27:50   (   0.00,-134.94) (  -0.20,-134.00)  106.11                80