Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 3 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/09/2019   18:26:32   (   0.03, -75.20) (  -0.12, -75.74)   62.11                80
 03/10/2019   18:10:28   (   0.03, -75.21) (   0.94, -71.22)  455.05                80
 03/12/2019   06:32:14   (  -0.03, -75.21) (   0.26, -76.48)  144.80                80
 03/13/2019   06:10:49   (  -0.03, -75.21) (  -0.74, -71.94)  372.35                80
 03/14/2019   18:32:45   (   0.03, -75.23) (  -0.41, -77.25)  230.41                80
 03/15/2019   18:16:40   (   0.02, -75.23) (   0.59, -72.72)  286.99                80
 03/17/2019   06:38:26   (  -0.01, -75.24) (   0.61, -77.98)  312.07                80
 03/18/2019   06:17:00   (  -0.00, -75.25) (  -0.39, -73.44)  205.57                80
 03/19/2019   18:38:56   (  -0.00, -75.26) (  -0.80, -78.74)  396.38                80
 03/20/2019   18:22:51   (   0.00, -75.28) (   0.26, -74.21)  121.71                80
 03/22/2019   06:44:38   (  -0.00, -75.30) (   0.94, -79.47)  476.15                80
 03/23/2019   06:23:12   (  -0.00, -75.31) (  -0.06, -74.94)   42.34                80