Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 4 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)
 04/17/2015   07:22:17   (   0.03,-135.15) (   0.42,-133.38)  202.56                80
 04/17/2015   19:43:32   (  -0.03,-135.16) (   0.67,-138.53)  382.39                80
 04/19/2015   19:31:18   (  -0.03,-135.22) (   0.05,-135.56)   39.15                80
 04/21/2015   19:21:44   (  -0.03,-135.27) (  -0.58,-132.59)  303.57                80
 04/22/2015   07:43:08   (   0.04,-135.28) (  -0.49,-137.79)  284.56                80
 04/24/2015   07:28:14   (   0.04,-135.32) (   0.17,-134.82)   57.70                80
 04/26/2015   07:15:59   (   0.04,-135.36) (   0.79,-131.85)  399.68                80
 04/26/2015   19:37:13   (  -0.05,-135.36) (   0.28,-137.01)  186.20                80
 04/28/2015   19:27:39   (  -0.05,-135.40) (  -0.36,-134.03)  155.71                80
 04/29/2015   07:49:01   (   0.05,-135.42) (  -0.75,-139.22)  431.96                80