Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 12 1.  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)
 12/01/2019   22:36:19   (  -0.00,-137.20) (  -0.11,-137.56)   41.50                80
 12/02/2019   22:14:55   (   0.00,-137.19) (   0.91,-133.03)  474.56                80
 12/04/2019   10:39:23   (  -0.00,-137.19) (   0.23,-138.30)  125.91                80
 12/05/2019   10:17:59   (  -0.01,-137.19) (  -0.80,-133.77)  389.88                80
 12/06/2019   22:42:34   (   0.00,-137.17) (  -0.44,-139.06)  216.06                80
 12/07/2019   22:21:10   (   0.00,-137.16) (   0.59,-134.53)  299.45                80
 12/09/2019   10:45:37   (   0.01,-137.15) (   0.61,-139.80)  301.86                80
 12/10/2019   10:24:12   (   0.00,-137.14) (  -0.42,-135.27)  213.16                80
 12/11/2019   22:48:49   (  -0.01,-137.11) (  -0.76,-140.57)  394.19                80
 12/12/2019   22:27:23   (  -0.01,-137.09) (   0.21,-136.03)  120.21                80
 12/14/2019   10:51:50   (   0.02,-137.06) (   0.98,-141.29)  482.90                80
 12/15/2019   10:30:26   (   0.01,-137.04) (  -0.05,-136.76)   30.88                80