Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 5 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/08/2022   22:15:12   (   0.02,-137.18) (   0.96,-132.97)  479.70                80
 05/10/2022   10:39:38   (  -0.01,-137.19) (   0.22,-138.23)  119.40                80
 05/11/2022   10:18:13   (  -0.02,-137.18) (  -0.79,-133.70)  396.95                80
 05/12/2022   22:42:48   (   0.01,-137.17) (  -0.39,-139.00)  208.68                80
 05/13/2022   22:21:22   (   0.01,-137.16) (   0.62,-134.46)  307.27                80
 05/15/2022   10:45:49   (  -0.01,-137.15) (   0.55,-139.73)  293.20                80
 05/16/2022   10:24:23   (  -0.01,-137.14) (  -0.46,-135.19)  222.12                80
 05/17/2022   22:48:58   (   0.01,-137.10) (  -0.77,-140.48)  385.36                80
 05/18/2022   22:27:32   (   0.01,-137.09) (   0.25,-135.95)  129.40                80
 05/20/2022   10:49:18   (  -0.01,-137.06) (   0.92,-141.21)  472.82                80
 05/21/2022   10:33:13   (  -0.01,-137.04) (  -0.10,-136.68)   41.70                80