Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 4 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/10/2020   06:23:09   (  -0.01, -75.21) (  -0.07, -74.96)   28.54                80
 04/12/2020   18:26:21   (   0.01, -75.27) (  -0.12, -75.73)   53.57                80
 04/13/2020   18:10:17   (   0.01, -75.29) (   0.90, -71.20)  464.86                80
 04/15/2020   06:32:05   (  -0.00, -75.30) (   0.24, -76.48)  134.04                80
 04/16/2020   06:10:40   (  -0.00, -75.32) (  -0.78, -71.95)  384.60                80
 04/17/2020   18:32:37   (   0.00, -75.37) (  -0.41, -77.25)  214.35                80
 04/18/2020   18:16:32   (   0.00, -75.40) (   0.61, -72.72)  305.00                80
 04/20/2020   06:38:20   (   0.00, -75.43) (   0.59, -77.99)  292.13                80
 04/21/2020   06:16:55   (  -0.00, -75.46) (  -0.43, -73.46)  227.39                80
 04/22/2020   18:38:52   (   0.00, -75.51) (  -0.70, -78.77)  370.68                80
 04/23/2020   18:22:48   (   0.00, -75.55) (   0.32, -74.24)  149.40                80