Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 5 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 05/09/2019   07:06:20   (   0.10,-128.26) (  -0.01,-128.64)   44.20                80
 05/11/2019   06:51:29   (   0.11,-128.29) (   0.65,-125.69)  295.31                80
 05/11/2019   19:12:45   (  -0.11,-128.32) (   0.42,-130.85)  287.87                80
 05/13/2019   19:03:13   (  -0.11,-128.35) (  -0.18,-127.89)   51.43                80
 05/15/2019   18:51:02   (  -0.11,-128.37) (  -0.85,-124.94)  390.44                80
 05/16/2019   07:12:26   (   0.11,-128.36) (  -0.27,-130.13)  201.22                80
 05/18/2019   06:57:34   (   0.11,-128.38) (   0.34,-127.17)  137.44                80
 05/18/2019   19:21:30   (  -0.11,-128.41) (   0.72,-132.33)  446.27                80
 05/20/2019   06:45:23   (   0.12,-128.40) (   1.02,-124.22)  475.55                80
 05/20/2019   19:09:18   (  -0.11,-128.42) (   0.10,-129.37)  108.21                80
 05/22/2019   18:54:26   (  -0.12,-128.44) (  -0.52,-126.41)  229.42                80