Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 9 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)
 09/28/2022   22:35:06   (  -0.05,-137.34) (  -0.15,-137.69)   40.55                80
 09/29/2022   22:19:02   (  -0.06,-137.34) (   0.86,-133.16)  475.57                80
 10/01/2022   10:38:10   (   0.05,-137.33) (   0.30,-138.43)  125.69                80
 10/02/2022   10:22:05   (   0.05,-137.32) (  -0.72,-133.90)  389.64                80
 10/03/2022   22:41:22   (  -0.04,-137.30) (  -0.48,-139.20)  217.43                80
 10/04/2022   22:25:17   (  -0.04,-137.29) (   0.53,-134.67)  297.59                80
 10/06/2022   10:44:26   (   0.03,-137.27) (   0.63,-139.94)  304.77                80
 10/07/2022   10:28:21   (   0.03,-137.26) (  -0.39,-135.41)  210.23                80
 10/08/2022   22:47:37   (  -0.02,-137.23) (  -0.80,-140.71)  397.00                80
 10/09/2022   22:31:33   (  -0.03,-137.22) (   0.22,-136.18)  117.96                80