Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 2 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)
 02/13/2018   07:16:04   (  -0.02,-135.40) (   0.75,-131.82)  406.94                80
 02/13/2018   19:37:18   (   0.02,-135.39) (   0.38,-136.97)  179.91                80
 02/15/2018   19:27:48   (   0.02,-135.41) (  -0.25,-134.02)  157.80                80
 02/16/2018   07:49:12   (  -0.01,-135.42) (  -0.81,-139.22)  431.33                80
 02/17/2018   19:15:38   (   0.02,-135.42) (  -0.94,-131.07)  494.96                80
 02/18/2018   07:37:01   (  -0.02,-135.43) (  -0.18,-136.26)   94.27                80
 02/20/2018   07:22:10   (  -0.02,-135.44) (   0.44,-133.31)  242.13                80
 02/20/2018   19:43:26   (   0.02,-135.43) (   0.64,-138.47)  345.41                80
 02/22/2018   19:31:15   (   0.02,-135.42) (   0.03,-135.51)   10.25                80
 02/24/2018   19:21:44   (   0.01,-135.41) (  -0.58,-132.55)  323.88                80
 02/25/2018   07:43:09   (  -0.01,-135.41) (  -0.48,-137.75)  266.01                80