Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2020 8 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/03/2020   10:30:45   (   0.01,-137.18) (  -0.10,-136.77)   47.21                80
 08/05/2020   22:33:58   (  -0.01,-137.18) (  -0.10,-137.54)   41.29                80
 08/06/2020   22:17:54   (  -0.01,-137.18) (   0.96,-133.02)  475.08                80
 08/08/2020   10:39:42   (   0.00,-137.19) (   0.22,-138.29)  125.24                80
 08/09/2020   10:18:18   (   0.00,-137.18) (  -0.77,-133.76)  390.81                80
 08/10/2020   22:40:15   (  -0.01,-137.17) (  -0.41,-139.06)  215.02                80
 08/11/2020   22:24:11   (  -0.01,-137.17) (   0.58,-134.53)  300.68                80
 08/13/2020   10:45:59   (   0.01,-137.16) (   0.60,-139.80)  300.74                80
 08/14/2020   10:24:35   (   0.01,-137.15) (  -0.39,-135.26)  214.33                80
 08/15/2020   22:46:32   (  -0.02,-137.12) (  -0.79,-140.57)  393.22                80
 08/16/2020   22:30:28   (  -0.02,-137.11) (   0.21,-136.04)  121.39                80