Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 4 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/14/2016   19:27:43   (  -0.04,-135.39) (  -0.30,-134.05)  151.50                80
 04/15/2016   07:49:07   (   0.05,-135.38) (  -0.80,-139.24)  440.10                80
 04/16/2016   19:15:32   (  -0.04,-135.40) (  -0.96,-131.10)  489.24                80
 04/17/2016   07:36:56   (   0.05,-135.39) (  -0.13,-136.29)  102.43                80
 04/19/2016   07:22:04   (   0.05,-135.40) (   0.47,-133.33)  234.97                80
 04/19/2016   19:43:20   (  -0.05,-135.41) (   0.61,-138.49)  349.86                80
 04/21/2016   19:31:09   (  -0.05,-135.42) (  -0.05,-135.54)   13.32                80
 04/23/2016   19:21:37   (  -0.05,-135.42) (  -0.65,-132.57)  323.04                80
 04/24/2016   07:43:01   (   0.06,-135.40) (  -0.44,-137.77)  268.61                80
 04/26/2016   07:28:09   (   0.06,-135.39) (   0.17,-134.80)   66.45                80