Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 4 30.  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)
 05/01/2019   22:46:50   (  -0.00,-137.20) (  -0.77,-140.66)  394.89                80
 05/02/2019   22:30:45   (  -0.00,-137.20) (   0.21,-136.12)  121.86                80
 05/04/2019   10:52:32   (   0.00,-137.22) (   0.96,-141.39)  476.90                80
 05/05/2019   10:31:08   (   0.00,-137.21) (  -0.07,-136.87)   38.88                80
 05/07/2019   22:34:19   (   0.00,-137.17) (  -0.12,-137.64)   53.61                80
 05/08/2019   22:18:14   (   0.01,-137.16) (   0.92,-133.11)  461.65                80
 05/10/2019   10:40:01   (  -0.01,-137.16) (   0.26,-138.38)  139.09                80
 05/11/2019   10:18:36   (  -0.02,-137.14) (  -0.72,-133.84)  375.37                80
 05/12/2019   22:40:32   (   0.01,-137.09) (  -0.44,-139.15)  234.46                80
 05/13/2019   22:24:27   (   0.01,-137.08) (   0.54,-134.61)  280.27                80