Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 5 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/31/2018   18:16:43   (   0.02, -75.21) (   0.59, -72.68)  289.01                80
 06/02/2018   06:38:30   (  -0.01, -75.23) (   0.62, -77.94)  309.46                80
 06/03/2018   06:17:06   (  -0.01, -75.24) (  -0.41, -73.41)  208.36                80
 06/04/2018   18:39:02   (   0.01, -75.26) (  -0.77, -78.71)  393.51                80
 06/05/2018   18:22:58   (   0.01, -75.28) (   0.25, -74.18)  124.85                80
 06/07/2018   06:44:45   (  -0.00, -75.31) (   0.95, -79.44)  472.24                80
 06/08/2018   06:23:21   (  -0.00, -75.32) (  -0.07, -74.91)   46.30                80
 06/10/2018   18:26:32   (   0.00, -75.37) (  -0.07, -75.69)   36.17                80
 06/11/2018   18:10:28   (   0.00, -75.39) (   0.95, -71.16)  482.71                80
 06/13/2018   06:32:15   (   0.00, -75.43) (   0.25, -76.42)  113.69                80