Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 10 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/25/2018   06:17:37   (  -0.00, -75.21) (  -0.37, -73.45)  199.90                80
 10/26/2018   18:39:34   (   0.00, -75.21) (  -0.79, -78.76)  404.72                80
 10/27/2018   18:23:29   (   0.00, -75.21) (   0.24, -74.24)  112.06                80
 10/29/2018   06:45:17   (  -0.00, -75.23) (   0.94, -79.51)  487.36                80
 10/30/2018   06:23:51   (  -0.00, -75.23) (  -0.04, -74.97)   29.55                80
 11/01/2018   18:27:03   (  -0.00, -75.24) (  -0.09, -75.75)   57.63                80
 11/02/2018   18:10:57   (  -0.00, -75.25) (   0.89, -71.21)  459.88                80
 11/04/2018   06:32:45   (   0.00, -75.28) (   0.29, -76.49)  138.14                80
 11/05/2018   06:11:20   (   0.00, -75.29) (  -0.75, -71.96)  379.78                80
 11/06/2018   18:33:17   (  -0.00, -75.31) (  -0.41, -77.27)  222.85                80