Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 7 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/16/2018   19:35:17   (  -0.03,-135.50) (   0.05,-135.82)   37.20                80
 07/18/2018   19:20:26   (  -0.04,-135.51) (  -0.60,-132.87)  300.67                80
 07/19/2018   07:44:30   (   0.01,-135.49) (  -0.51,-138.06)  291.30                80
 07/21/2018   07:29:38   (   0.02,-135.51) (   0.09,-135.10)   46.19                80
 07/23/2018   07:17:27   (   0.02,-135.51) (   0.75,-132.15)  383.14                80
 07/23/2018   19:41:22   (   0.01,-135.54) (   0.39,-137.30)  199.33                80
 07/25/2018   19:26:31   (   0.00,-135.54) (  -0.27,-134.35)  136.81                80
 07/26/2018   07:50:34   (  -0.04,-135.52) (  -0.89,-139.52)  455.64                80
 07/27/2018   19:14:19   (  -0.01,-135.54) (  -0.88,-131.38)  472.43                80
 07/28/2018   07:38:22   (  -0.03,-135.51) (  -0.28,-136.56)  120.12                80