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

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/18/2022   10:52:23   (  -0.03,-137.17) (   0.90,-141.32)  472.44                80
 04/19/2022   10:30:57   (  -0.03,-137.16) (  -0.10,-136.78)   43.15                80
 04/21/2022   22:34:08   (   0.03,-137.13) (  -0.06,-137.55)   48.25                80
 04/22/2022   22:18:02   (   0.03,-137.11) (   0.94,-133.01)  466.73                80
 04/24/2022   10:39:49   (  -0.02,-137.09) (   0.27,-138.27)  135.69                80
 04/25/2022   10:18:24   (  -0.02,-137.07) (  -0.78,-133.75)  379.17                80
 04/26/2022   22:40:20   (   0.01,-137.04) (  -0.42,-139.05)  227.99                80
 04/27/2022   22:24:14   (   0.01,-137.03) (   0.58,-134.51)  286.81                80
 04/29/2022   10:46:00   (  -0.01,-137.00) (   0.62,-139.77)  315.91                80
 04/30/2022   10:24:35   (  -0.01,-136.98) (  -0.38,-135.23)  198.54                80