Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 6 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/13/2022   22:42:43   (  -0.01,-137.19) (  -0.42,-138.96)  202.28                80
 06/14/2022   22:21:20   (  -0.01,-137.18) (   0.58,-134.43)  312.86                80
 06/16/2022   10:45:50   (   0.01,-137.18) (   0.56,-139.72)  289.05                80
 06/17/2022   10:24:26   (   0.01,-137.17) (  -0.45,-135.19)  225.77                80
 06/18/2022   22:49:04   (  -0.01,-137.15) (  -0.79,-140.49)  381.38                80
 06/19/2022   22:27:41   (  -0.01,-137.14) (   0.28,-135.97)  133.57                80
 06/21/2022   10:52:10   (   0.02,-137.13) (   0.92,-141.25)  468.46                80
 06/22/2022   10:30:47   (   0.01,-137.12) (  -0.09,-136.72)   46.24                80
 06/24/2022   22:36:41   (  -0.01,-137.08) (  -0.13,-137.49)   47.31                80
 06/25/2022   22:15:17   (  -0.00,-137.07) (   0.89,-132.97)  466.92                80