Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 6 23.  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)
 06/24/2019   22:33:59   (   0.00,-137.17) (  -0.11,-137.60)   49.18                80
 06/25/2019   22:17:54   (  -0.00,-137.17) (   0.94,-133.08)  466.89                80
 06/27/2019   10:39:41   (  -0.00,-137.18) (   0.28,-138.34)  132.83                80
 06/28/2019   10:18:16   (  -0.00,-137.16) (  -0.77,-133.81)  382.48                80
 06/29/2019   22:40:12   (   0.01,-137.12) (  -0.42,-139.11)  226.44                80
 06/30/2019   22:24:06   (   0.01,-137.11) (   0.57,-134.58)  288.47                80
 07/02/2019   10:45:53   (  -0.01,-137.10) (   0.60,-139.85)  312.60                80
 07/03/2019   10:24:28   (  -0.01,-137.08) (  -0.39,-135.31)  201.65                80
 07/04/2019   22:46:23   (   0.01,-137.02) (  -0.80,-140.61)  409.04                80
 07/05/2019   22:30:18   (   0.00,-137.00) (   0.20,-136.07)  105.10                80