Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 7 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/05/2018   07:29:39   (   0.09,-135.28) (   0.13,-135.10)   20.85                80
 07/07/2018   07:17:28   (   0.09,-135.33) (   0.76,-132.15)  361.40                80
 07/07/2018   19:41:24   (  -0.06,-135.37) (   0.32,-137.31)  220.32                80
 07/09/2018   19:26:33   (  -0.07,-135.40) (  -0.31,-134.35)  119.09                80
 07/10/2018   07:50:36   (   0.04,-135.38) (  -0.87,-139.53)  472.71                80
 07/11/2018   19:14:22   (  -0.08,-135.42) (  -0.93,-131.40)  457.54                80
 07/12/2018   07:38:25   (   0.04,-135.40) (  -0.24,-136.58)  134.49                80
 07/14/2018   07:23:35   (   0.06,-135.42) (   0.46,-133.64)  203.02                80
 07/14/2018   19:47:30   (  -0.02,-135.45) (   0.69,-138.78)  379.34                80
 07/16/2018   19:35:19   (  -0.04,-135.46) (   0.07,-135.83)   42.30                80