Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 2 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/16/2018   07:49:11   (  -0.02,-135.42) (  -0.85,-139.21)  430.94                80
 02/17/2018   19:15:36   (   0.03,-135.42) (  -0.92,-131.07)  495.52                80
 02/18/2018   07:37:00   (  -0.02,-135.43) (  -0.20,-136.26)   93.59                80
 02/20/2018   07:22:08   (  -0.03,-135.44) (   0.41,-133.29)  243.16                80
 02/20/2018   19:43:24   (   0.03,-135.43) (   0.66,-138.46)  344.32                80
 02/22/2018   19:31:12   (   0.02,-135.42) (   0.05,-135.50)    8.70                80
 02/24/2018   19:21:40   (   0.02,-135.41) (  -0.57,-132.54)  326.01                80
 02/25/2018   07:40:24   (  -0.01,-135.41) (  -0.53,-137.73)  263.70                80
 02/27/2018   07:30:52   (  -0.01,-135.39) (   0.09,-134.77)   70.34                80
 03/01/2018   07:18:40   (  -0.01,-135.37) (   0.72,-131.81)  404.07                80
 03/01/2018   19:37:16   (   0.01,-135.35) (   0.34,-136.97)  184.23                80