Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 10 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/24/2018   06:39:02   (  -0.01, -75.26) (   0.63, -77.98)  311.34                80
 10/25/2018   06:17:38   (  -0.00, -75.27) (  -0.41, -73.46)  206.27                80
 10/26/2018   18:39:34   (   0.00, -75.28) (  -0.76, -78.77)  397.26                80
 10/27/2018   18:23:29   (   0.00, -75.29) (   0.22, -74.23)  120.45                80
 10/29/2018   06:45:17   (  -0.00, -75.32) (   0.91, -79.51)  477.51                80
 10/30/2018   06:23:52   (  -0.00, -75.33) (  -0.07, -74.98)   40.20                80
 11/01/2018   18:27:04   (   0.00, -75.36) (  -0.06, -75.76)   45.06                80
 11/02/2018   18:10:58   (   0.00, -75.38) (   0.92, -71.22)  473.33                80
 11/04/2018   06:32:45   (  -0.00, -75.42) (   0.26, -76.49)  123.25                80
 11/05/2018   06:11:21   (  -0.00, -75.44) (  -0.78, -71.97)  395.54                80