Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 6 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/05/2019   06:38:40   (   0.00, -75.20) (   0.65, -78.00)  319.09                80
 06/06/2019   06:17:17   (  -0.00, -75.20) (  -0.41, -73.48)  197.44                80
 06/07/2019   18:39:13   (   0.00, -75.21) (  -0.81, -78.77)  406.41                80
 06/08/2019   18:23:09   (   0.01, -75.22) (   0.24, -74.25)  110.49                80
 06/10/2019   06:44:58   (  -0.01, -75.23) (   0.95, -79.52)  489.11                80
 06/11/2019   06:23:33   (  -0.01, -75.24) (  -0.05, -74.99)   28.28                80
 06/13/2019   18:29:26   (   0.01, -75.27) (  -0.11, -75.77)   56.41                80
 06/14/2019   18:10:42   (   0.01, -75.29) (   0.89, -71.23)  461.51                80
 06/16/2019   06:32:31   (  -0.01, -75.31) (   0.24, -76.51)  136.69                80
 06/17/2019   06:11:06   (  -0.02, -75.33) (  -0.76, -71.98)  381.42                80
 06/18/2019   18:33:04   (   0.02, -75.36) (  -0.39, -77.29)  219.96                80