Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 9 15.  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)
 09/16/2019   10:17:46   (  -0.02,-137.20) (  -0.77,-133.73)  394.16                80
 09/17/2019   22:39:43   (   0.02,-137.20) (  -0.40,-139.05)  210.93                80
 09/18/2019   22:23:39   (   0.02,-137.20) (   0.60,-134.51)  305.53                80
 09/20/2019   10:45:27   (  -0.02,-137.21) (   0.58,-139.79)  294.34                80
 09/21/2019   10:24:03   (  -0.02,-137.20) (  -0.48,-135.27)  221.51                80
 09/22/2019   22:48:40   (   0.02,-137.19) (  -0.74,-140.57)  385.32                80
 09/23/2019   22:29:55   (   0.02,-137.18) (   0.26,-136.04)  129.95                80
 09/25/2019   10:51:44   (  -0.02,-137.17) (   0.91,-141.31)  471.52                80
 09/26/2019   10:30:19   (  -0.02,-137.16) (  -0.09,-136.78)   43.40                80
 09/28/2019   22:33:32   (   0.02,-137.12) (  -0.07,-137.56)   49.84                80