Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 5 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/12/2022   22:42:48   (   0.01,-137.19) (  -0.38,-139.00)  205.76                80
 05/13/2022   22:21:23   (   0.02,-137.19) (   0.63,-134.47)  310.72                80
 05/15/2022   10:45:49   (  -0.01,-137.19) (   0.55,-139.73)  289.14                80
 05/16/2022   10:24:23   (  -0.02,-137.18) (  -0.47,-135.19)  226.66                80
 05/17/2022   22:48:59   (   0.01,-137.16) (  -0.71,-140.49)  379.82                80
 05/18/2022   22:27:33   (   0.01,-137.14) (   0.31,-135.96)  135.50                80
 05/20/2022   10:51:59   (  -0.01,-137.12) (   0.93,-141.21)  466.11                80
 05/21/2022   10:30:33   (  -0.01,-137.11) (  -0.09,-136.67)   48.92                80
 05/23/2022   22:33:43   (   0.01,-137.06) (  -0.06,-137.44)   43.53                80
 05/24/2022   22:17:37   (   0.01,-137.04) (   0.96,-132.91)  471.53                80