Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 9 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)
 09/01/2019   18:27:02   (  -0.01, -75.19) (  -0.14, -75.74)   63.08                80
 09/02/2019   18:10:57   (  -0.01, -75.20) (   0.88, -71.21)  454.00                80
 09/04/2019   06:32:45   (   0.01, -75.20) (   0.32, -76.48)  146.00                80
 09/05/2019   06:11:20   (   0.01, -75.21) (  -0.70, -71.94)  371.37                80
 09/06/2019   18:33:18   (  -0.01, -75.23) (  -0.44, -77.26)  230.57                80
 09/07/2019   18:17:12   (  -0.01, -75.24) (   0.53, -72.72)  287.19                80
 09/09/2019   06:39:00   (   0.02, -75.25) (   0.62, -77.99)  311.67                80
 09/10/2019   06:17:36   (   0.02, -75.27) (  -0.40, -73.46)  206.38                80
 09/11/2019   18:42:12   (  -0.02, -75.30) (  -0.78, -78.76)  394.33                80
 09/12/2019   18:20:48   (  -0.02, -75.32) (   0.24, -74.23)  124.26                80
 09/14/2019   06:45:15   (   0.03, -75.35) (   0.97, -79.49)  473.15                80