Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 10 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/27/2018   18:23:29   (   0.00, -75.25) (   0.25, -74.24)  116.27                80
 10/29/2018   06:45:17   (  -0.00, -75.27) (   0.93, -79.51)  482.74                80
 10/30/2018   06:23:51   (  -0.00, -75.28) (  -0.05, -74.97)   34.47                80
 11/01/2018   18:27:03   (   0.00, -75.30) (  -0.08, -75.75)   51.84                80
 11/02/2018   18:10:58   (   0.00, -75.31) (   0.89, -71.22)  465.96                80
 11/04/2018   06:32:45   (   0.00, -75.34) (   0.28, -76.49)  131.68                80
 11/05/2018   06:11:20   (   0.00, -75.35) (  -0.76, -71.96)  386.53                80
 11/06/2018   18:33:17   (  -0.00, -75.38) (  -0.41, -77.27)  215.59                80
 11/07/2018   18:17:11   (  -0.00, -75.40) (   0.57, -72.73)  303.09                80
 11/09/2018   06:38:59   (   0.00, -75.44) (   0.60, -78.01)  293.20                80