Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 3 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/14/2019   18:32:45   (   0.02, -75.20) (  -0.43, -77.25)  232.83                80
 03/15/2019   18:16:39   (   0.01, -75.20) (   0.57, -72.71)  284.32                80
 03/17/2019   06:38:25   (   0.01, -75.21) (   0.63, -77.97)  314.91                80
 03/18/2019   06:17:00   (   0.00, -75.21) (  -0.37, -73.43)  202.20                80
 03/19/2019   18:38:56   (  -0.00, -75.22) (  -0.77, -78.74)  400.84                80
 03/20/2019   18:22:51   (  -0.00, -75.23) (   0.23, -74.21)  116.84                80
 03/22/2019   06:44:37   (   0.00, -75.25) (   0.96, -79.47)  481.24                80
 03/23/2019   06:23:12   (   0.00, -75.26) (  -0.04, -74.93)   36.90                80
 03/25/2019   18:26:22   (   0.00, -75.30) (  -0.09, -75.71)   46.66                80
 03/26/2019   18:10:17   (   0.00, -75.32) (   0.92, -71.17)  471.89                80