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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/04/2018   06:23:00   (   0.01, -75.17) (  -0.06, -74.87)   33.87                80
 03/06/2018   18:26:13   (  -0.01, -75.22) (  -0.14, -75.65)   50.29                80
 03/07/2018   18:10:10   (  -0.01, -75.23) (   0.92, -71.13)  467.66                80
 03/09/2018   06:31:58   (   0.01, -75.25) (   0.26, -76.40)  131.36                80
 03/10/2018   06:10:34   (   0.01, -75.26) (  -0.74, -71.87)  386.53                80
 03/11/2018   18:32:31   (  -0.01, -75.30) (  -0.44, -77.18)  214.30                80
 03/12/2018   18:16:27   (  -0.01, -75.32) (   0.61, -72.66)  304.20                80
 03/14/2018   06:38:15   (   0.02, -75.35) (   0.62, -77.92)  293.45                80
 03/15/2018   06:16:51   (   0.01, -75.37) (  -0.44, -73.40)  225.11                80
 03/16/2018   18:38:49   (  -0.02, -75.41) (  -0.74, -78.71)  375.08                80
 03/17/2018   18:22:44   (  -0.01, -75.44) (   0.27, -74.17)  144.08                80