Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2018 11 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/04/2018   06:32:47   (  -0.00, -75.23) (   0.31, -76.49)  144.53                80
 11/05/2018   06:11:23   (   0.00, -75.23) (  -0.71, -71.96)  372.43                80
 11/06/2018   18:33:20   (   0.00, -75.25) (  -0.44, -77.28)  230.92                80
 11/07/2018   18:17:15   (  -0.00, -75.26) (   0.57, -72.75)  286.42                80
 11/09/2018   06:39:03   (   0.00, -75.27) (   0.63, -78.02)  312.84                80
 11/10/2018   06:17:38   (   0.00, -75.29) (  -0.38, -73.49)  204.70                80
 11/11/2018   18:39:35   (  -0.00, -75.31) (  -0.76, -78.80)  397.87                80
 11/12/2018   18:23:31   (  -0.00, -75.32) (   0.26, -74.28)  120.02                80
 11/14/2018   06:45:18   (  -0.00, -75.35) (   0.95, -79.54)  478.18                80
 11/15/2018   06:23:54   (  -0.00, -75.37) (  -0.07, -75.01)   39.98                80
 11/17/2018   18:27:07   (   0.00, -75.42) (  -0.05, -75.81)   43.02                80