Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 5 30.  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) (  -0.63,-132.83)  245.47                80
 06/01/2018   07:44:22   (   0.14,-134.92) (  -0.50,-138.01)  351.59                80
 06/03/2018   07:32:11   (   0.15,-134.84) (   0.10,-135.06)   24.69                80
 06/05/2018   07:17:20   (   0.16,-134.76) (   0.70,-132.10)  301.78                80
 06/05/2018   19:41:16   (  -0.14,-134.78) (   0.37,-137.26)  282.11                80
 06/07/2018   19:26:25   (  -0.15,-134.69) (  -0.24,-134.30)   43.87                80
 06/09/2018   19:14:14   (  -0.15,-134.59) (  -0.86,-131.35)  369.31                80
 06/10/2018   07:38:18   (   0.14,-134.52) (  -0.27,-136.53)  228.17                80
 06/12/2018   07:23:26   (   0.14,-134.42) (   0.30,-133.57)   96.30                80
 06/12/2018   19:47:22   (  -0.12,-134.43) (   0.77,-138.73)  488.26                80