Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 7 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/01/2019   18:10:55   (   0.04, -75.21) (   0.92, -71.24)  451.51                80
 08/03/2019   06:30:03   (  -0.04, -75.23) (   0.23, -76.52)  146.81                80
 08/04/2019   06:13:59   (  -0.04, -75.24) (  -0.78, -71.99)  371.30                80
 08/05/2019   18:33:15   (   0.05, -75.27) (  -0.44, -77.29)  230.44                80
 08/06/2019   18:17:12   (   0.04, -75.29) (   0.64, -72.77)  288.12                80
 08/08/2019   06:36:19   (  -0.05, -75.32) (   0.57, -78.03)  309.02                80
 08/09/2019   06:20:15   (  -0.05, -75.34) (  -0.44, -73.50)  209.77                80
 08/10/2019   18:39:32   (   0.06, -75.38) (  -0.71, -78.81)  391.07                80
 08/11/2019   18:23:27   (   0.06, -75.40) (   0.30, -74.28)  128.00                80
 08/13/2019   06:42:36   (  -0.07, -75.44) (   0.85, -79.55)  468.21                80
 08/14/2019   06:26:31   (  -0.07, -75.47) (  -0.16, -75.02)   51.27                80