Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 8 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/01/2019   18:27:03   (  -0.00, -75.19) (  -0.10, -75.75)   63.20                80
 09/02/2019   18:10:57   (  -0.00, -75.20) (   0.86, -71.21)  453.99                80
 09/04/2019   06:32:45   (   0.00, -75.20) (   0.28, -76.49)  146.17                80
 09/05/2019   06:11:21   (   0.00, -75.21) (  -0.74, -71.96)  371.15                80
 09/06/2019   18:33:17   (   0.00, -75.23) (  -0.45, -77.26)  230.70                80
 09/07/2019   18:17:13   (   0.00, -75.24) (   0.57, -72.73)  286.99                80
 09/09/2019   06:39:00   (  -0.00, -75.25) (   0.64, -77.99)  312.16                80
 09/10/2019   06:17:36   (  -0.00, -75.27) (  -0.39, -73.46)  205.91                80
 09/11/2019   18:39:32   (   0.00, -75.30) (  -0.80, -78.76)  394.74                80
 09/12/2019   18:23:27   (   0.00, -75.32) (   0.23, -74.23)  123.90                80