Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 8 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/02/2018   18:32:52   (   0.02, -75.25) (  -0.42, -77.16)  217.50                80
 08/03/2018   18:16:49   (   0.03, -75.27) (   0.62, -72.63)  301.08                80
 08/05/2018   06:38:37   (  -0.03, -75.30) (   0.58, -77.90)  296.54                80
 08/06/2018   06:17:14   (  -0.03, -75.33) (  -0.46, -73.38)  222.01                80
 08/07/2018   18:39:12   (   0.04, -75.36) (  -0.68, -78.69)  378.76                80
 08/08/2018   18:23:07   (   0.04, -75.39) (   0.30, -74.16)  139.96                80
 08/10/2018   06:44:57   (  -0.05, -75.42) (   0.83, -79.44)  457.17                80
 08/11/2018   06:23:32   (  -0.05, -75.45) (  -0.15, -74.90)   61.85                80
 08/13/2018   18:26:46   (   0.05, -75.53) (  -0.00, -75.68)   18.35                80