Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2023 12 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/18/2023   18:10:55   (   0.01, -75.24) (   0.93, -71.17)  464.08                80
 12/20/2023   06:32:42   (  -0.01, -75.25) (   0.23, -76.44)  134.82                80
 12/21/2023   06:11:15   (  -0.01, -75.26) (  -0.74, -71.89)  383.47                80
 12/22/2023   18:33:10   (   0.01, -75.29) (  -0.42, -77.20)  217.38                80
 12/23/2023   18:17:05   (   0.00, -75.31) (   0.61, -72.67)  301.34                80
 12/25/2023   06:38:50   (   0.00, -75.33) (   0.60, -77.92)  296.22                80
 12/26/2023   06:17:25   (   0.01, -75.34) (  -0.43, -73.39)  222.54                80
 12/27/2023   18:39:19   (  -0.01, -75.37) (  -0.78, -78.68)  377.75                80
 12/28/2023   18:23:14   (  -0.01, -75.40) (   0.26, -74.15)  141.50                80
 12/30/2023   06:45:00   (   0.00, -75.43) (   0.89, -79.42)  454.66                80
 12/31/2023   06:23:34   (   0.00, -75.45) (  -0.15, -74.89)   64.97                80