Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 9 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/01/2022   10:38:09   (   0.05,-137.34) (   0.32,-138.43)  125.10                80
 10/02/2022   10:22:05   (   0.05,-137.33) (  -0.69,-133.90)  390.44                80
 10/03/2022   22:41:22   (  -0.04,-137.30) (  -0.45,-139.21)  216.55                80
 10/04/2022   22:25:18   (  -0.04,-137.29) (   0.57,-134.68)  298.64                80
 10/06/2022   10:44:25   (   0.03,-137.28) (   0.64,-139.94)  303.30                80
 10/07/2022   10:28:21   (   0.03,-137.27) (  -0.38,-135.41)  211.88                80
 10/08/2022   22:47:37   (  -0.02,-137.24) (  -0.81,-140.71)  395.24                80
 10/09/2022   22:31:32   (  -0.03,-137.23) (   0.21,-136.18)  119.89                80
 10/11/2022   10:50:40   (   0.03,-137.21) (   0.99,-141.44)  482.33                80
 10/12/2022   10:34:35   (   0.03,-137.20) (  -0.03,-136.91)   32.39                80