Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 8 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/22/2019   18:17:13   (   0.03, -75.25) (   0.61, -72.75)  285.91                80
 08/24/2019   06:39:00   (  -0.03, -75.27) (   0.59, -78.01)  312.86                80
 08/25/2019   06:17:36   (  -0.04, -75.29) (  -0.43, -73.48)  205.92                80
 08/26/2019   18:39:33   (   0.04, -75.34) (  -0.72, -78.79)  392.91                80
 08/27/2019   18:23:29   (   0.05, -75.37) (   0.30, -74.26)  126.13                80
 08/29/2019   06:45:16   (  -0.05, -75.39) (   0.90, -79.53)  471.94                80
 08/30/2019   06:23:51   (  -0.05, -75.42) (  -0.12, -75.00)   47.46                80
 09/01/2019   18:27:04   (   0.05, -75.51) (   0.00, -75.78)   30.51                80
 09/02/2019   18:11:00   (   0.05, -75.54) (   1.02, -71.25)  489.61                80
 09/04/2019   06:32:47   (  -0.05, -75.58) (   0.19, -76.51)  106.92                80