Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 4 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/28/2015   19:28:00   (  -0.05,-135.40) (  -0.32,-134.12)  145.69                80
 04/29/2015   07:49:25   (   0.06,-135.43) (  -0.79,-139.31)  441.64                80
 04/30/2015   19:15:52   (  -0.05,-135.43) (  -0.95,-131.17)  483.90                80
 05/01/2015   07:37:17   (   0.06,-135.46) (  -0.16,-136.37)  103.63                80
 05/03/2015   07:22:29   (   0.06,-135.49) (   0.49,-133.43)  233.87                80
 05/03/2015   19:43:45   (  -0.06,-135.47) (   0.63,-138.58)  355.09                80
 05/05/2015   19:31:37   (  -0.06,-135.48) (  -0.04,-135.64)   18.51                80
 05/07/2015   19:22:08   (  -0.07,-135.49) (  -0.66,-132.70)  317.27                80
 05/08/2015   07:43:33   (   0.07,-135.52) (  -0.43,-137.89)  270.29                80
 05/10/2015   07:28:44   (   0.08,-135.51) (   0.21,-134.95)   64.65                80