Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 5 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/31/2018   19:20:18   (  -0.15,-134.98) (  -0.59,-132.82)  245.62                80
 06/01/2018   07:44:21   (   0.14,-134.92) (  -0.54,-138.01)  351.71                80
 06/03/2018   07:32:12   (   0.15,-134.84) (   0.11,-135.06)   24.95                80
 06/05/2018   07:17:21   (   0.16,-134.75) (   0.71,-132.10)  301.40                80
 06/05/2018   19:41:16   (  -0.14,-134.78) (   0.37,-137.26)  282.28                80
 06/07/2018   19:26:25   (  -0.15,-134.69) (  -0.23,-134.30)   43.53                80
 06/09/2018   19:14:14   (  -0.15,-134.59) (  -0.83,-131.34)  368.79                80
 06/10/2018   07:38:18   (   0.14,-134.52) (  -0.30,-136.53)  228.98                80
 06/12/2018   07:23:27   (   0.14,-134.41) (   0.31,-133.57)   95.24                80
 06/12/2018   19:47:23   (  -0.12,-134.43) (   0.77,-138.73)  489.10                80