Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 8 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/11/2019   18:23:26   (   0.04, -75.17) (   0.24, -74.26)  103.62                80
 08/13/2019   06:45:14   (  -0.04, -75.17) (   0.96, -79.52)  497.04                80
 08/14/2019   06:23:49   (  -0.04, -75.17) (  -0.05, -74.99)   19.75                80
 08/16/2019   18:27:02   (   0.05, -75.18) (  -0.08, -75.77)   67.18                80
 08/17/2019   18:10:57   (   0.05, -75.19) (   0.94, -71.24)  450.13                80
 08/19/2019   06:32:45   (  -0.05, -75.20) (   0.27, -76.50)  148.83                80
 08/20/2019   06:11:20   (  -0.05, -75.22) (  -0.75, -71.97)  368.80                80
 08/21/2019   18:33:18   (   0.05, -75.23) (  -0.40, -77.29)  233.72                80
 08/22/2019   18:17:13   (   0.05, -75.25) (   0.62, -72.76)  284.13                80
 08/24/2019   06:39:01   (  -0.06, -75.27) (   0.53, -78.03)  314.17                80