Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 7 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)
 07/11/2022   22:15:35   (  -0.03,-137.26) (   0.94,-133.04)  482.13                80
 07/13/2022   10:40:03   (   0.03,-137.28) (   0.29,-138.30)  117.45                80
 07/14/2022   10:18:40   (   0.03,-137.28) (  -0.74,-133.78)  398.55                80
 07/15/2022   22:43:18   (  -0.03,-137.27) (  -0.42,-139.09)  207.53                80
 07/16/2022   22:21:55   (  -0.03,-137.27) (   0.60,-134.57)  308.61                80
 07/18/2022   10:46:23   (   0.04,-137.28) (   0.63,-139.83)  291.04                80
 07/19/2022   10:25:00   (   0.04,-137.28) (  -0.40,-135.30)  224.88                80
 07/20/2022   22:49:37   (  -0.04,-137.26) (  -0.81,-140.61)  381.79                80
 07/21/2022   22:30:53   (  -0.03,-137.26) (   0.22,-136.08)  133.81                80
 07/23/2022   10:52:43   (   0.02,-137.27) (   0.95,-141.36)  466.94                80
 07/24/2022   10:31:19   (   0.02,-137.26) (  -0.07,-136.84)   47.99                80