Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 10 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/08/2019   18:33:14   (   0.00, -75.20) (  -0.43, -77.24)  232.81                80
 10/09/2019   18:17:09   (   0.00, -75.20) (   0.54, -72.71)  283.89                80
 10/11/2019   06:38:57   (   0.00, -75.21) (   0.59, -77.99)  315.79                80
 10/12/2019   06:17:31   (   0.00, -75.22) (  -0.39, -73.45)  201.26                80
 10/13/2019   18:39:28   (  -0.00, -75.23) (  -0.77, -78.76)  402.38                80
 10/14/2019   18:23:22   (   0.00, -75.24) (   0.21, -74.23)  115.03                80
 10/16/2019   06:45:10   (  -0.00, -75.26) (   0.92, -79.51)  483.66                80
 10/17/2019   06:23:45   (   0.00, -75.27) (  -0.06, -74.97)   33.82                80
 10/19/2019   18:26:56   (  -0.00, -75.29) (  -0.11, -75.75)   51.88                80
 10/20/2019   18:10:51   (  -0.00, -75.31) (   0.93, -71.22)  465.77                80