Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 6 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 06/22/2019   07:28:19   (   0.02,-137.19) (   0.50,-134.89)  261.17                80
 06/22/2019   19:49:34   (  -0.02,-137.20) (   0.60,-140.04)  324.24                80
 06/24/2019   19:40:02   (  -0.03,-137.19) (  -0.05,-137.09)   11.43                80
 06/26/2019   19:27:50   (  -0.03,-137.18) (  -0.70,-134.14)  346.73                80
 06/27/2019   07:49:14   (   0.03,-137.17) (  -0.41,-139.33)  244.55                80
 06/29/2019   07:34:21   (   0.03,-137.15) (   0.19,-136.36)   89.84                80
 06/29/2019   19:55:36   (  -0.02,-137.15) (   0.91,-141.51)  496.70                80
 07/01/2019   07:22:08   (   0.03,-137.12) (   0.80,-133.39)  423.29                80
 07/01/2019   19:43:23   (  -0.02,-137.11) (   0.30,-138.55)  163.47                80
 07/03/2019   19:33:51   (  -0.03,-137.07) (  -0.36,-135.59)  168.78                80
 07/04/2019   07:55:15   (   0.03,-137.06) (  -0.74,-140.79)  422.62                80