Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 11 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/22/2018   18:33:20   (  -0.01, -75.24) (  -0.49, -77.30)  235.34                80
 11/23/2018   18:17:15   (  -0.01, -75.24) (   0.53, -72.77)  281.36                80
 11/25/2018   06:39:04   (   0.01, -75.25) (   0.60, -78.05)  318.33                80
 11/26/2018   06:17:38   (   0.01, -75.25) (  -0.36, -73.51)  198.36                80
 11/27/2018   18:39:35   (  -0.01, -75.26) (  -0.78, -78.83)  406.35                80
 11/28/2018   18:23:30   (  -0.00, -75.26) (   0.18, -74.29)  110.72                80
 11/30/2018   06:45:18   (   0.00, -75.28) (   0.95, -79.57)  487.92                80
 12/01/2018   06:23:54   (   0.00, -75.29) (  -0.08, -75.04)   29.60                80
 12/03/2018   18:27:06   (   0.00, -75.33) (  -0.09, -75.82)   55.80                80
 12/04/2018   18:11:01   (   0.00, -75.34) (   0.93, -71.29)  462.34                80