Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2020 12 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/11/2020   15:40:14   (  -0.04,-137.23) (   0.49,-139.52)  261.89                80
 12/12/2020   15:31:11   (  -0.04,-137.23) (  -0.18,-136.66)   64.41                80
 12/13/2020   15:19:29   (  -0.04,-137.22) (  -0.85,-133.81)  390.52                80
 12/16/2020   03:37:43   (   0.02,-137.19) (  -0.36,-138.74)  176.74                80
 12/17/2020   03:28:40   (   0.02,-137.18) (   0.31,-135.88)  148.98                80
 12/18/2020   03:16:58   (   0.01,-137.17) (   0.99,-133.02)  474.58                80
 12/19/2020   15:46:57   (  -0.01,-137.17) (   0.82,-140.83)  418.02                80
 12/20/2020   15:35:14   (  -0.01,-137.16) (   0.21,-137.96)   92.63                80
 12/21/2020   15:26:11   (  -0.01,-137.14) (  -0.47,-135.10)  232.82                80