Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 7 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/02/2022   10:46:07   (   0.03,-137.20) (   0.60,-139.77)  293.11                80
 07/03/2022   10:24:44   (   0.03,-137.20) (  -0.42,-135.25)  222.78                80
 07/04/2022   22:49:21   (  -0.04,-137.20) (  -0.81,-140.55)  382.69                80
 07/05/2022   22:27:58   (  -0.03,-137.19) (   0.21,-136.02)  132.96                80
 07/07/2022   10:52:27   (   0.04,-137.19) (   0.97,-141.30)  468.49                80
 07/08/2022   10:31:04   (   0.03,-137.18) (  -0.05,-136.77)   46.59                80
 07/10/2022   22:36:58   (  -0.02,-137.15) (  -0.09,-137.56)   46.31                80
 07/11/2022   22:15:35   (  -0.01,-137.14) (   0.94,-133.04)  467.86                80
 07/13/2022   10:40:03   (   0.01,-137.11) (   0.30,-138.30)  136.09                80
 07/14/2022   10:18:40   (  -0.00,-137.09) (  -0.72,-133.77)  377.68                80