Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 6 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/25/2020   18:38:39   (  -0.01, -75.20) (  -0.81, -78.65)  393.70                80
 06/26/2020   18:22:35   (  -0.02, -75.20) (   0.23, -74.12)  122.98                80
 06/28/2020   06:44:23   (   0.02, -75.21) (   0.98, -79.39)  477.18                80
 06/29/2020   06:23:00   (   0.02, -75.21) (  -0.06, -74.87)   39.58                80
 07/01/2020   18:26:14   (  -0.00, -75.23) (  -0.08, -75.65)   46.97                80
 07/02/2020   18:10:09   (   0.01, -75.24) (   0.90, -71.11)  470.07                80
 07/04/2020   06:31:59   (  -0.01, -75.26) (   0.24, -76.39)  129.27                80
 07/05/2020   06:10:35   (  -0.01, -75.27) (  -0.80, -71.87)  388.19                80
 07/06/2020   18:32:32   (   0.01, -75.29) (  -0.38, -77.18)  214.02                80
 07/07/2020   18:16:28   (   0.01, -75.31) (   0.61, -72.64)  304.06                80