Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 9 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/03/2018   18:33:13   (   0.02, -75.22) (  -0.39, -77.20)  225.08                80
 09/04/2018   18:17:08   (   0.03, -75.23) (   0.60, -72.67)  292.12                80
 09/06/2018   06:38:57   (  -0.03, -75.24) (   0.55, -77.95)  307.71                80
 09/07/2018   06:17:33   (  -0.03, -75.25) (  -0.44, -73.41)  209.74                80
 09/08/2018   18:39:30   (   0.04, -75.28) (  -0.72, -78.72)  392.10                80
 09/09/2018   18:23:26   (   0.04, -75.30) (   0.27, -74.19)  125.98                80
 09/11/2018   06:45:15   (  -0.04, -75.32) (   0.88, -79.47)  472.20                80
 09/12/2018   06:23:51   (  -0.04, -75.34) (  -0.12, -74.93)   46.30                80
 09/14/2018   18:27:04   (   0.04, -75.40) (  -0.05, -75.71)   35.34                80
 09/15/2018   18:11:00   (   0.04, -75.43) (   1.01, -71.19)  483.69                80