Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2014 6 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)
 06/19/2014   19:34:22   (  -0.06,-135.44) (  -0.01,-135.69)   28.97                80
 06/21/2014   19:19:29   (  -0.06,-135.44) (  -0.61,-132.72)  308.09                80
 06/22/2014   07:43:33   (   0.05,-135.44) (  -0.50,-137.91)  281.62                80
 06/24/2014   07:28:41   (   0.05,-135.44) (   0.17,-134.96)   54.90                80
 06/26/2014   07:16:28   (   0.05,-135.43) (   0.80,-132.00)  390.82                80
 06/26/2014   19:40:22   (  -0.04,-135.43) (   0.35,-137.14)  195.40                80
 06/28/2014   19:25:29   (  -0.05,-135.41) (  -0.28,-134.18)  140.12                80
 06/29/2014   07:49:32   (   0.03,-135.41) (  -0.82,-139.37)  449.78                80
 06/30/2014   19:13:16   (  -0.06,-135.40) (  -0.92,-131.21)  475.21                80
 07/01/2014   07:37:19   (   0.04,-135.40) (  -0.17,-136.41)  114.72                80