Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 4 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/27/2022   22:21:34   (   0.03,-137.19) (   0.60,-134.51)  304.44                80
 04/29/2022   10:46:02   (  -0.02,-137.19) (   0.54,-139.78)  295.06                80
 04/30/2022   10:24:36   (  -0.03,-137.19) (  -0.46,-135.25)  221.38                80
 05/01/2022   22:49:11   (   0.02,-137.18) (  -0.73,-140.55)  383.58                80
 05/02/2022   22:27:46   (   0.02,-137.18) (   0.27,-136.01)  132.48                80
 05/04/2022   10:52:12   (  -0.02,-137.17) (   0.92,-141.27)  468.27                80
 05/05/2022   10:30:47   (  -0.02,-137.16) (  -0.08,-136.74)   47.45                80
 05/07/2022   22:36:37   (   0.01,-137.12) (  -0.09,-137.50)   43.67                80
 05/08/2022   22:17:51   (   0.01,-137.11) (   0.92,-132.96)  471.63                80
 05/10/2022   10:39:37   (  -0.01,-137.09) (   0.27,-138.23)  130.34                80