Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 9 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 09/17/2019   22:39:43   (   0.02,-137.20) (  -0.41,-139.04)  210.62                80
 09/18/2019   22:23:39   (   0.02,-137.20) (   0.60,-134.51)  305.91                80
 09/20/2019   10:45:27   (  -0.02,-137.21) (   0.58,-139.79)  294.23                80
 09/21/2019   10:24:03   (  -0.02,-137.21) (  -0.48,-135.27)  221.66                80
 09/22/2019   22:48:40   (   0.02,-137.19) (  -0.74,-140.57)  384.78                80
 09/23/2019   22:29:55   (   0.02,-137.18) (   0.26,-136.03)  130.56                80
 09/25/2019   10:51:44   (  -0.02,-137.18) (   0.91,-141.31)  471.11                80
 09/26/2019   10:30:19   (  -0.03,-137.17) (  -0.09,-136.78)   43.89                80
 09/28/2019   22:33:32   (   0.03,-137.13) (  -0.07,-137.56)   48.94                80
 09/29/2019   22:17:27   (   0.03,-137.11) (   0.94,-133.03)  465.78                80