Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 4 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/23/2016   19:21:52   (  -0.05,-135.40) (  -0.67,-132.64)  315.13                80
 04/24/2016   07:43:15   (   0.06,-135.37) (  -0.48,-137.82)  279.04                80
 04/26/2016   07:28:28   (   0.06,-135.35) (   0.19,-134.88)   53.96                80
 04/28/2016   07:16:19   (   0.07,-135.33) (   0.80,-131.93)  386.11                80
 04/28/2016   19:37:34   (  -0.07,-135.35) (   0.32,-137.09)  198.57                80
 04/30/2016   19:28:05   (  -0.08,-135.31) (  -0.30,-134.14)  132.99                80
 05/01/2016   07:49:30   (   0.08,-135.28) (  -0.78,-139.34)  461.09                80
 05/02/2016   19:15:57   (  -0.08,-135.28) (  -0.93,-131.19)  464.02                80
 05/03/2016   07:37:21   (   0.08,-135.24) (  -0.15,-136.39)  130.24                80
 05/05/2016   07:22:32   (   0.08,-135.20) (   0.48,-133.44)  200.07                80
 05/05/2016   19:43:48   (  -0.08,-135.21) (   0.64,-138.60)  385.78                80