Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 1 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/21/2016   07:28:36   (  -0.02,-135.01) (  -0.02,-134.88)   15.20                80
 01/23/2016   07:16:25   (  -0.02,-135.07) (   0.62,-131.93)  357.46                80
 01/23/2016   19:37:41   (   0.03,-135.06) (   0.45,-137.09)  230.85                80
 01/25/2016   19:28:10   (   0.03,-135.11) (  -0.20,-134.14)  111.73                80
 01/26/2016   07:49:34   (  -0.04,-135.17) (  -0.91,-139.33)  472.57                80
 01/27/2016   19:15:58   (   0.03,-135.17) (  -0.80,-131.18)  453.95                80
 01/28/2016   07:37:22   (  -0.04,-135.22) (  -0.31,-136.37)  130.55                80
 01/30/2016   07:22:31   (  -0.04,-135.27) (   0.36,-133.42)  211.00                80
 01/30/2016   19:43:45   (   0.05,-135.24) (   0.78,-138.57)  378.49                80
 02/01/2016   19:31:35   (   0.04,-135.29) (   0.11,-135.62)   37.65                80