Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 10 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/29/2018   06:45:16   (   0.00, -75.25) (   0.97, -79.50)  484.20                80
 10/30/2018   06:23:51   (   0.00, -75.26) (  -0.06, -74.97)   32.90                80
 11/01/2018   18:27:02   (  -0.00, -75.29) (  -0.13, -75.74)   52.90                80
 11/02/2018   18:10:58   (  -0.00, -75.30) (   0.91, -71.22)  464.91                80
 11/04/2018   06:32:45   (   0.00, -75.32) (   0.26, -76.49)  133.09                80
 11/05/2018   06:11:21   (   0.00, -75.34) (  -0.77, -71.97)  385.06                80
 11/06/2018   18:33:16   (   0.00, -75.37) (  -0.45, -77.26)  216.65                80
 11/07/2018   18:17:11   (   0.00, -75.39) (   0.59, -72.74)  301.99                80
 11/09/2018   06:38:59   (   0.00, -75.42) (   0.58, -78.01)  294.74                80
 11/10/2018   06:17:34   (   0.00, -75.45) (  -0.46, -73.49)  224.14                80