Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 5 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)
 05/04/2022   10:52:12   (  -0.02,-137.19) (   0.90,-141.27)  466.10                80
 05/05/2022   10:30:47   (  -0.02,-137.18) (  -0.10,-136.74)   49.79                80
 05/07/2022   22:36:37   (   0.01,-137.15) (  -0.07,-137.50)   40.58                80
 05/08/2022   22:15:11   (   0.01,-137.14) (   0.94,-132.97)  474.92                80
 05/10/2022   10:39:38   (  -0.01,-137.12) (   0.25,-138.23)  126.53                80
 05/11/2022   10:18:12   (  -0.01,-137.11) (  -0.77,-133.69)  388.69                80
 05/12/2022   22:42:47   (   0.01,-137.08) (  -0.41,-139.00)  218.33                80
 05/13/2022   22:22:04   (   0.01,-137.06) (   0.61,-134.46)  296.51                38
 05/15/2022   10:45:48   (  -0.01,-137.03) (   0.57,-139.72)  306.28                80
 05/16/2022   10:27:03   (  -0.01,-137.01) (  -0.44,-135.19)  207.95                80