Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 10 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)
 10/30/2022   22:35:02   (  -0.03,-137.32) (  -0.10,-137.64)   36.27                80
 10/31/2022   22:18:57   (  -0.03,-137.31) (   0.89,-133.10)  479.83                80
 11/02/2022   10:38:04   (   0.02,-137.31) (   0.27,-138.37)  120.62                80
 11/03/2022   10:22:00   (   0.02,-137.30) (  -0.78,-133.84)  395.43                80
 11/04/2022   22:41:15   (  -0.02,-137.28) (  -0.42,-139.13)  210.47                80
 11/05/2022   22:25:09   (  -0.02,-137.28) (   0.58,-134.60)  305.56                80
 11/07/2022   10:44:17   (   0.02,-137.27) (   0.58,-139.86)  295.11                80
 11/08/2022   10:28:11   (   0.02,-137.26) (  -0.42,-135.32)  220.54                80
 11/09/2022   22:47:27   (  -0.02,-137.23) (  -0.77,-140.62)  386.36                80
 11/10/2022   22:31:21   (  -0.02,-137.21) (   0.23,-136.08)  128.82                80
 11/12/2022   10:50:28   (   0.01,-137.20) (   0.92,-141.35)  473.15                80
 11/13/2022   10:34:23   (   0.01,-137.18) (  -0.08,-136.81)   41.62                80