Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 5 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/18/2016   19:16:11   (  -0.10,-134.84) (  -0.88,-131.23)  411.06                80
 05/19/2016   07:37:35   (   0.10,-134.80) (  -0.25,-136.42)  184.06                80
 05/21/2016   07:22:45   (   0.10,-134.72) (   0.37,-133.47)  142.52                80
 05/21/2016   19:44:01   (  -0.09,-134.72) (   0.73,-138.62)  444.07                80
 05/23/2016   07:10:35   (   0.10,-134.63) (   1.00,-130.52)  468.39                80
 05/23/2016   19:31:51   (  -0.10,-134.63) (   0.09,-135.67)  118.34                80
 05/25/2016   19:22:20   (  -0.10,-134.53) (  -0.49,-132.71)  206.74                80
 05/26/2016   07:43:44   (   0.10,-134.49) (  -0.63,-137.90)  388.26                80
 05/28/2016   07:31:33   (   0.10,-134.38) (  -0.04,-134.94)   64.11                80
 05/30/2016   07:16:43   (   0.11,-134.27) (   0.62,-131.99)  259.72                80
 05/30/2016   19:37:58   (  -0.10,-134.26) (   0.54,-137.14)  328.16                80