Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 4 28.  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) (  -0.30,-134.11)  145.80                80
 04/29/2015   07:49:26   (   0.06,-135.43) (  -0.74,-139.32)  441.53                80
 04/30/2015   19:15:52   (  -0.05,-135.43) (  -0.94,-131.17)  484.03                80
 05/01/2015   07:37:18   (   0.06,-135.46) (  -0.11,-136.38)  103.50                80
 05/03/2015   07:22:29   (   0.06,-135.49) (   0.49,-133.43)  234.07                80
 05/03/2015   19:43:45   (  -0.06,-135.47) (   0.63,-138.58)  354.89                80
 05/05/2015   19:31:37   (  -0.06,-135.48) (  -0.04,-135.64)   18.28                80
 05/07/2015   19:22:08   (  -0.07,-135.49) (  -0.67,-132.70)  317.60                80
 05/08/2015   07:43:33   (   0.07,-135.52) (  -0.42,-137.89)  269.93                80
 05/10/2015   07:28:43   (   0.08,-135.51) (   0.17,-134.93)   65.17                80