Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 6 26.  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)
 06/26/2021   10:52:40   (   0.01,-137.20) (   1.01,-141.51)  492.04                80
 06/27/2021   10:31:15   (   0.01,-137.20) (  -0.01,-136.98)   23.96                80
 06/29/2021   22:37:07   (  -0.02,-137.18) (  -0.17,-137.76)   66.06                80
 06/30/2021   22:18:23   (  -0.01,-137.18) (   0.85,-133.23)  449.92                80
 07/02/2021   10:40:11   (   0.02,-137.18) (   0.31,-138.50)  150.90                80
 07/03/2021   10:18:46   (   0.01,-137.17) (  -0.71,-133.98)  364.55                80
 07/04/2021   22:40:43   (  -0.01,-137.15) (  -0.48,-139.28)  242.29                80
 07/05/2021   22:24:38   (  -0.00,-137.14) (   0.54,-134.75)  272.75                80
 07/07/2021   10:46:26   (  -0.01,-137.13) (   0.62,-140.03)  329.48                80
 07/08/2021   10:25:02   (  -0.01,-137.12) (  -0.40,-135.50)  185.06                80
 07/09/2021   22:46:57   (   0.01,-137.08) (  -0.85,-140.79)  423.29                80