Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 3 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/14/2020   06:32:00   (   0.03, -75.18) (   0.29, -76.46)  145.37                80
 03/15/2020   06:10:36   (   0.03, -75.18) (  -0.72, -71.93)  371.18                80
 03/16/2020   18:32:32   (  -0.03, -75.20) (  -0.49, -77.23)  231.62                80
 03/17/2020   18:16:28   (  -0.03, -75.20) (   0.52, -72.69)  285.38                80
 03/19/2020   06:38:16   (   0.03, -75.20) (   0.64, -77.97)  315.16                80
 03/20/2020   06:16:51   (   0.03, -75.21) (  -0.37, -73.44)  202.17                80
 03/21/2020   18:38:48   (  -0.03, -75.24) (  -0.84, -78.74)  399.51                80
 03/22/2020   18:22:43   (  -0.03, -75.25) (   0.18, -74.21)  118.50                80
 03/24/2020   06:44:32   (   0.03, -75.27) (   0.98, -79.48)  480.31                80
 03/25/2020   06:23:07   (   0.03, -75.29) (  -0.03, -74.95)   37.90                80
 03/27/2020   18:26:20   (  -0.03, -75.34) (  -0.10, -75.74)   44.30                80