Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 3 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/03/2021   18:32:27   (   0.03, -75.21) (  -0.44, -77.23)  230.40                80
 03/04/2021   18:16:23   (   0.03, -75.22) (   0.59, -72.70)  286.75                80
 03/06/2021   06:38:10   (  -0.03, -75.22) (   0.61, -77.97)  313.10                80
 03/07/2021   06:16:45   (  -0.02, -75.23) (  -0.43, -73.44)  204.01                80
 03/08/2021   18:38:41   (   0.01, -75.24) (  -0.79, -78.73)  398.39                80
 03/09/2021   18:22:36   (  -0.00, -75.25) (   0.24, -74.21)  119.59                80
 03/11/2021   06:44:24   (   0.00, -75.27) (   0.95, -79.47)  478.44                80
 03/12/2021   06:22:59   (   0.00, -75.29) (  -0.09, -74.94)   39.61                80
 03/14/2021   18:26:10   (  -0.00, -75.34) (  -0.09, -75.71)   43.06                80
 03/15/2021   18:10:06   (  -0.00, -75.36) (   0.95, -71.19)  475.91                80