Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2020 4 13.  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)
 04/13/2020   22:24:46   (   0.02,-137.20) (   0.60,-134.62)  293.97                80
 04/15/2020   10:46:33   (  -0.02,-137.18) (   0.59,-139.89)  308.49                80
 04/16/2020   10:25:08   (  -0.01,-137.17) (  -0.44,-135.36)  206.76                80
 04/17/2020   22:47:04   (   0.01,-137.16) (  -0.80,-140.65)  399.25                80
 04/18/2020   22:30:59   (   0.01,-137.15) (   0.23,-136.13)  115.99                80
 04/20/2020   10:52:46   (  -0.01,-137.13) (   0.96,-141.40)  486.77                80
 04/21/2020   10:31:22   (  -0.01,-137.11) (  -0.07,-136.87)   27.98                80
 04/23/2020   22:34:33   (   0.01,-137.07) (  -0.13,-137.64)   64.77                80
 04/24/2020   22:18:28   (   0.01,-137.05) (   0.90,-133.11)  449.56                80
 04/26/2020   10:40:16   (  -0.01,-137.02) (   0.29,-138.38)  154.71                80
 04/27/2020   10:18:50   (  -0.01,-137.00) (  -0.69,-133.84)  358.88                80