Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 3 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/01/2018   18:22:37   (  -0.00, -75.19) (   0.26, -74.14)  120.69                80
 03/03/2018   06:44:25   (   0.00, -75.19) (   0.92, -79.41)  481.04                80
 03/04/2018   06:23:01   (   0.00, -75.19) (  -0.07, -74.88)   35.15                80
 03/06/2018   18:26:14   (  -0.00, -75.20) (  -0.12, -75.65)   51.80                80
 03/07/2018   18:10:10   (  -0.00, -75.21) (   0.93, -71.13)  465.19                80
 03/09/2018   06:31:58   (   0.00, -75.22) (   0.25, -76.40)  134.98                80
 03/10/2018   06:10:34   (   0.00, -75.22) (  -0.74, -71.87)  381.98                80
 03/11/2018   18:32:31   (   0.00, -75.24) (  -0.44, -77.18)  220.88                80
 03/12/2018   18:16:28   (   0.00, -75.26) (   0.61, -72.66)  296.62                80
 03/14/2018   06:38:16   (  -0.01, -75.27) (   0.57, -77.93)  302.32                80
 03/15/2018   06:16:52   (  -0.01, -75.29) (  -0.42, -73.40)  215.29                80