Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2020 12 14.  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)
 12/16/2020   03:37:43   (   0.04,-137.21) (  -0.35,-138.74)  175.32                80
 12/17/2020   03:28:41   (   0.03,-137.20) (   0.33,-135.88)  150.68                80
 12/18/2020   03:16:58   (   0.03,-137.20) (   1.01,-133.02)  476.56                80
 12/19/2020   15:46:57   (  -0.03,-137.19) (   0.80,-140.84)  416.12                80
 12/20/2020   15:35:15   (  -0.03,-137.18) (   0.13,-137.98)   90.42                80
 12/21/2020   15:26:11   (  -0.03,-137.17) (  -0.49,-135.11)  235.33                80
 12/24/2020   03:44:26   (   0.02,-137.14) (  -0.63,-140.05)  332.06                80
 12/25/2020   03:32:43   (   0.02,-137.13) (  -0.01,-137.18)    7.05                80
 12/26/2020   03:23:40   (   0.02,-137.11) (   0.67,-134.33)  318.39                80