Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 4 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)
 04/24/2019   10:40:05   (   0.00,-137.20) (   0.28,-138.37)  133.70                80
 04/25/2019   10:18:41   (   0.00,-137.20) (  -0.76,-133.85)  381.97                80
 04/26/2019   22:40:37   (  -0.00,-137.17) (  -0.42,-139.15)  225.19                80
 04/27/2019   22:24:31   (  -0.00,-137.17) (   0.56,-134.61)  290.71                80
 04/29/2019   10:46:19   (   0.00,-137.18) (   0.62,-139.89)  309.08                80
 04/30/2019   10:24:54   (   0.00,-137.16) (  -0.42,-135.36)  206.10                80
 05/01/2019   22:46:50   (  -0.00,-137.13) (  -0.81,-140.65)  402.61                80
 05/02/2019   22:30:45   (  -0.00,-137.12) (   0.23,-136.13)  112.70                80
 05/04/2019   10:52:32   (  -0.00,-137.12) (   0.94,-141.40)  487.34                80
 05/05/2019   10:31:07   (  -0.00,-137.10) (  -0.04,-136.86)   27.05                80