Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 5 8.  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   07:06:21   (   0.10,-128.26) (   0.05,-128.65)   44.18                80
 05/11/2019   06:51:29   (   0.11,-128.29) (   0.64,-125.69)  295.27                80
 05/11/2019   19:12:45   (  -0.11,-128.32) (   0.42,-130.85)  287.94                80
 05/13/2019   19:00:34   (  -0.11,-128.34) (  -0.24,-127.90)   51.30                80
 05/15/2019   18:51:02   (  -0.11,-128.37) (  -0.84,-124.94)  390.21                80
 05/16/2019   07:12:26   (   0.11,-128.36) (  -0.27,-130.13)  201.46                80
 05/18/2019   06:57:35   (   0.11,-128.38) (   0.40,-127.18)  137.14                80
 05/18/2019   19:21:30   (  -0.11,-128.40) (   0.72,-132.33)  446.61                80
 05/20/2019   06:45:23   (   0.12,-128.40) (   1.01,-124.22)  475.15                80
 05/20/2019   19:09:18   (  -0.11,-128.42) (   0.11,-129.37)  108.64                80