Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 7 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/30/2018   07:23:31   (  -0.02,-135.45) (   0.39,-133.61)  209.49                80
 07/30/2018   19:47:26   (   0.06,-135.48) (   0.73,-138.76)  372.04                80
 08/01/2018   19:35:14   (   0.05,-135.46) (   0.12,-135.80)   38.47                80
 08/03/2018   19:20:22   (   0.04,-135.43) (  -0.49,-132.84)  294.43                80
 08/04/2018   07:44:25   (  -0.08,-135.38) (  -0.61,-138.03)  300.39                80
 08/06/2018   07:29:33   (  -0.07,-135.34) (   0.00,-135.07)   31.52                80
 08/08/2018   07:17:22   (  -0.07,-135.29) (   0.63,-132.11)  362.49                80
 08/08/2018   19:41:16   (   0.11,-135.32) (   0.50,-137.26)  220.01                80
 08/10/2018   19:26:24   (   0.09,-135.27) (  -0.13,-134.30)  110.08                80
 08/11/2018   07:50:27   (  -0.13,-135.21) (  -1.04,-139.48)  485.16                80