Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 3 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/16/2020   18:32:32   (  -0.03, -75.19) (  -0.47, -77.23)  231.70                80
 03/17/2020   18:16:28   (  -0.03, -75.20) (   0.54, -72.70)  285.19                80
 03/19/2020   06:38:15   (   0.03, -75.19) (   0.68, -77.96)  315.89                80
 03/20/2020   06:16:51   (   0.03, -75.20) (  -0.34, -73.43)  201.35                80
 03/21/2020   18:38:48   (  -0.03, -75.23) (  -0.81, -78.74)  400.15                80
 03/22/2020   18:22:44   (  -0.03, -75.25) (   0.20, -74.21)  117.70                80
 03/24/2020   06:44:32   (   0.03, -75.26) (   0.96, -79.49)  481.62                80
 03/25/2020   06:23:08   (   0.03, -75.27) (  -0.06, -74.96)   36.52                80
 03/27/2020   18:26:19   (  -0.03, -75.33) (  -0.13, -75.73)   45.59                80
 03/28/2020   18:10:15   (  -0.03, -75.35) (   0.88, -71.20)  472.95                80