Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 7 9.  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)
 07/10/2019   22:33:51   (   0.02,-137.16) (  -0.05,-137.59)   48.27                80
 07/11/2019   22:17:46   (   0.02,-137.16) (   0.94,-133.05)  467.47                80
 07/13/2019   10:39:33   (  -0.02,-137.16) (   0.22,-138.33)  132.45                80
 07/14/2019   10:18:08   (  -0.02,-137.15) (  -0.78,-133.79)  382.75                80
 07/15/2019   22:40:03   (   0.03,-137.10) (  -0.41,-139.09)  226.35                80
 07/16/2019   22:23:58   (   0.02,-137.09) (   0.58,-134.55)  288.69                80
 07/18/2019   10:43:05   (  -0.03,-137.09) (   0.57,-139.83)  311.92                80
 07/19/2019   10:26:59   (  -0.02,-137.07) (  -0.42,-135.29)  202.82                80
 07/20/2019   22:46:15   (   0.03,-137.02) (  -0.77,-140.59)  407.19                80
 07/21/2019   22:30:09   (   0.03,-137.00) (   0.23,-136.05)  107.42                80
 07/23/2019   10:49:17   (  -0.03,-136.99) (   0.93,-141.33)  493.78                80