Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 3 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/12/2018   19:21:47   (  -0.01,-135.14) (  -0.59,-132.55)  295.61                80
 03/13/2018   07:40:30   (   0.01,-135.11) (  -0.52,-137.74)  297.90                80
 03/15/2018   07:30:58   (   0.01,-135.05) (   0.04,-134.77)   31.55                80
 03/17/2018   07:18:47   (   0.01,-134.99) (   0.67,-131.81)  360.28                80
 03/17/2018   19:37:23   (  -0.01,-134.98) (   0.42,-136.97)  226.89                80
 03/19/2018   19:27:52   (  -0.01,-134.91) (  -0.21,-134.02)  101.22                80
 03/20/2018   07:46:36   (   0.02,-134.87) (  -0.89,-139.21)  492.70                80
 03/21/2018   19:15:40   (  -0.01,-134.82) (  -0.79,-131.05)  428.48                80
 03/22/2018   07:34:24   (   0.01,-134.79) (  -0.32,-136.24)  165.71                80
 03/24/2018   07:24:53   (   0.02,-134.70) (   0.32,-133.29)  160.36                80
 03/24/2018   19:43:29   (  -0.02,-134.68) (   0.77,-138.45)  427.68                80